# Array Example 0
arr = list(range(3))
print('Array 0:', arr)

# Linked List Node 1
class Node1:
    def __init__(self, data):
        self.data = data
        self.next = None
n1 = Node1(1)
print('Node data:', n1.data)

# Stack Example 2
stack = []
for j in range(3):
    stack.append(j)
print('Stack 2:', stack)

# Queue Example 3
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 3:', list(queue))

# Binary Tree Node 4
class TreeNode4:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t4 = TreeNode4(4)
print('Tree node 4 value:', t4.val)

# Bubble Sort Example 5
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 5: Bubble Sort')

# Graph Representation 6
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 6:', graph)

# Binary Search 7
def binary_search7(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search7(list(range(10)), 7))

# Hash Table Example 8
hash_table = {'key8': 8}
print('Hash table 8:', hash_table)

# Extra DSA Practice 9
print('DSA cell 9')

# Array Example 10
arr = list(range(3))
print('Array 10:', arr)

# Linked List Node 11
class Node11:
    def __init__(self, data):
        self.data = data
        self.next = None
n11 = Node11(11)
print('Node data:', n11.data)

# Stack Example 12
stack = []
for j in range(3):
    stack.append(j)
print('Stack 12:', stack)

# Queue Example 13
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 13:', list(queue))

# Binary Tree Node 14
class TreeNode14:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t14 = TreeNode14(14)
print('Tree node 14 value:', t14.val)

# Bubble Sort Example 15
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 15: Bubble Sort')

# Graph Representation 16
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 16:', graph)

# Binary Search 17
def binary_search17(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search17(list(range(10)), 7))

# Hash Table Example 18
hash_table = {'key18': 18}
print('Hash table 18:', hash_table)

# Extra DSA Practice 19
print('DSA cell 19')

# Array Example 20
arr = list(range(3))
print('Array 20:', arr)

# Linked List Node 21
class Node21:
    def __init__(self, data):
        self.data = data
        self.next = None
n21 = Node21(21)
print('Node data:', n21.data)

# Stack Example 22
stack = []
for j in range(3):
    stack.append(j)
print('Stack 22:', stack)

# Queue Example 23
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 23:', list(queue))

# Binary Tree Node 24
class TreeNode24:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t24 = TreeNode24(24)
print('Tree node 24 value:', t24.val)

# Bubble Sort Example 25
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 25: Bubble Sort')

# Graph Representation 26
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 26:', graph)

# Binary Search 27
def binary_search27(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search27(list(range(10)), 7))

# Hash Table Example 28
hash_table = {'key28': 28}
print('Hash table 28:', hash_table)

# Extra DSA Practice 29
print('DSA cell 29')

# Array Example 30
arr = list(range(3))
print('Array 30:', arr)

# Linked List Node 31
class Node31:
    def __init__(self, data):
        self.data = data
        self.next = None
n31 = Node31(31)
print('Node data:', n31.data)

# Stack Example 32
stack = []
for j in range(3):
    stack.append(j)
print('Stack 32:', stack)

# Queue Example 33
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 33:', list(queue))

# Binary Tree Node 34
class TreeNode34:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t34 = TreeNode34(34)
print('Tree node 34 value:', t34.val)

# Bubble Sort Example 35
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 35: Bubble Sort')

# Graph Representation 36
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 36:', graph)

# Binary Search 37
def binary_search37(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search37(list(range(10)), 7))

# Hash Table Example 38
hash_table = {'key38': 38}
print('Hash table 38:', hash_table)

# Extra DSA Practice 39
print('DSA cell 39')

# Array Example 40
arr = list(range(3))
print('Array 40:', arr)

# Linked List Node 41
class Node41:
    def __init__(self, data):
        self.data = data
        self.next = None
n41 = Node41(41)
print('Node data:', n41.data)

# Stack Example 42
stack = []
for j in range(3):
    stack.append(j)
print('Stack 42:', stack)

# Queue Example 43
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 43:', list(queue))

# Binary Tree Node 44
class TreeNode44:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t44 = TreeNode44(44)
print('Tree node 44 value:', t44.val)

# Bubble Sort Example 45
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 45: Bubble Sort')

# Graph Representation 46
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 46:', graph)

# Binary Search 47
def binary_search47(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search47(list(range(10)), 7))

# Hash Table Example 48
hash_table = {'key48': 48}
print('Hash table 48:', hash_table)

# Extra DSA Practice 49
print('DSA cell 49')

# Array Example 50
arr = list(range(3))
print('Array 50:', arr)

# Linked List Node 51
class Node51:
    def __init__(self, data):
        self.data = data
        self.next = None
n51 = Node51(51)
print('Node data:', n51.data)

# Stack Example 52
stack = []
for j in range(3):
    stack.append(j)
print('Stack 52:', stack)

# Queue Example 53
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 53:', list(queue))

# Binary Tree Node 54
class TreeNode54:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t54 = TreeNode54(54)
print('Tree node 54 value:', t54.val)

# Bubble Sort Example 55
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 55: Bubble Sort')

# Graph Representation 56
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 56:', graph)

# Binary Search 57
def binary_search57(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search57(list(range(10)), 7))

# Hash Table Example 58
hash_table = {'key58': 58}
print('Hash table 58:', hash_table)

# Extra DSA Practice 59
print('DSA cell 59')

# Array Example 60
arr = list(range(3))
print('Array 60:', arr)

# Linked List Node 61
class Node61:
    def __init__(self, data):
        self.data = data
        self.next = None
n61 = Node61(61)
print('Node data:', n61.data)

# Stack Example 62
stack = []
for j in range(3):
    stack.append(j)
print('Stack 62:', stack)

# Queue Example 63
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 63:', list(queue))

# Binary Tree Node 64
class TreeNode64:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t64 = TreeNode64(64)
print('Tree node 64 value:', t64.val)

# Bubble Sort Example 65
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 65: Bubble Sort')

# Graph Representation 66
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 66:', graph)

# Binary Search 67
def binary_search67(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search67(list(range(10)), 7))

# Hash Table Example 68
hash_table = {'key68': 68}
print('Hash table 68:', hash_table)

# Extra DSA Practice 69
print('DSA cell 69')

# Array Example 70
arr = list(range(3))
print('Array 70:', arr)

# Linked List Node 71
class Node71:
    def __init__(self, data):
        self.data = data
        self.next = None
n71 = Node71(71)
print('Node data:', n71.data)

# Stack Example 72
stack = []
for j in range(3):
    stack.append(j)
print('Stack 72:', stack)

# Queue Example 73
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 73:', list(queue))

# Binary Tree Node 74
class TreeNode74:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t74 = TreeNode74(74)
print('Tree node 74 value:', t74.val)

# Bubble Sort Example 75
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 75: Bubble Sort')

# Graph Representation 76
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 76:', graph)

# Binary Search 77
def binary_search77(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search77(list(range(10)), 7))

# Hash Table Example 78
hash_table = {'key78': 78}
print('Hash table 78:', hash_table)

# Extra DSA Practice 79
print('DSA cell 79')

# Array Example 80
arr = list(range(3))
print('Array 80:', arr)

# Linked List Node 81
class Node81:
    def __init__(self, data):
        self.data = data
        self.next = None
n81 = Node81(81)
print('Node data:', n81.data)

# Stack Example 82
stack = []
for j in range(3):
    stack.append(j)
print('Stack 82:', stack)

# Queue Example 83
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 83:', list(queue))

# Binary Tree Node 84
class TreeNode84:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t84 = TreeNode84(84)
print('Tree node 84 value:', t84.val)

# Bubble Sort Example 85
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 85: Bubble Sort')

# Graph Representation 86
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 86:', graph)

# Binary Search 87
def binary_search87(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search87(list(range(10)), 7))

# Hash Table Example 88
hash_table = {'key88': 88}
print('Hash table 88:', hash_table)

# Extra DSA Practice 89
print('DSA cell 89')

# Array Example 90
arr = list(range(3))
print('Array 90:', arr)

# Linked List Node 91
class Node91:
    def __init__(self, data):
        self.data = data
        self.next = None
n91 = Node91(91)
print('Node data:', n91.data)

# Stack Example 92
stack = []
for j in range(3):
    stack.append(j)
print('Stack 92:', stack)

# Queue Example 93
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 93:', list(queue))

# Binary Tree Node 94
class TreeNode94:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t94 = TreeNode94(94)
print('Tree node 94 value:', t94.val)

# Bubble Sort Example 95
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 95: Bubble Sort')

# Graph Representation 96
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 96:', graph)

# Binary Search 97
def binary_search97(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search97(list(range(10)), 7))

# Hash Table Example 98
hash_table = {'key98': 98}
print('Hash table 98:', hash_table)

# Extra DSA Practice 99
print('DSA cell 99')

# Array Example 100
arr = list(range(3))
print('Array 100:', arr)

# Linked List Node 101
class Node101:
    def __init__(self, data):
        self.data = data
        self.next = None
n101 = Node101(101)
print('Node data:', n101.data)

# Stack Example 102
stack = []
for j in range(3):
    stack.append(j)
print('Stack 102:', stack)

# Queue Example 103
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 103:', list(queue))

# Binary Tree Node 104
class TreeNode104:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t104 = TreeNode104(104)
print('Tree node 104 value:', t104.val)

# Bubble Sort Example 105
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 105: Bubble Sort')

# Graph Representation 106
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 106:', graph)

# Binary Search 107
def binary_search107(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search107(list(range(10)), 7))

# Hash Table Example 108
hash_table = {'key108': 108}
print('Hash table 108:', hash_table)

# Extra DSA Practice 109
print('DSA cell 109')

# Array Example 110
arr = list(range(3))
print('Array 110:', arr)

# Linked List Node 111
class Node111:
    def __init__(self, data):
        self.data = data
        self.next = None
n111 = Node111(111)
print('Node data:', n111.data)

# Stack Example 112
stack = []
for j in range(3):
    stack.append(j)
print('Stack 112:', stack)

# Queue Example 113
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 113:', list(queue))

# Binary Tree Node 114
class TreeNode114:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t114 = TreeNode114(114)
print('Tree node 114 value:', t114.val)

# Bubble Sort Example 115
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 115: Bubble Sort')

# Graph Representation 116
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 116:', graph)

# Binary Search 117
def binary_search117(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search117(list(range(10)), 7))

# Hash Table Example 118
hash_table = {'key118': 118}
print('Hash table 118:', hash_table)

# Extra DSA Practice 119
print('DSA cell 119')

# Array Example 120
arr = list(range(3))
print('Array 120:', arr)

# Linked List Node 121
class Node121:
    def __init__(self, data):
        self.data = data
        self.next = None
n121 = Node121(121)
print('Node data:', n121.data)

# Stack Example 122
stack = []
for j in range(3):
    stack.append(j)
print('Stack 122:', stack)

# Queue Example 123
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 123:', list(queue))

# Binary Tree Node 124
class TreeNode124:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t124 = TreeNode124(124)
print('Tree node 124 value:', t124.val)

# Bubble Sort Example 125
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 125: Bubble Sort')

# Graph Representation 126
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 126:', graph)

# Binary Search 127
def binary_search127(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search127(list(range(10)), 7))

# Hash Table Example 128
hash_table = {'key128': 128}
print('Hash table 128:', hash_table)

# Extra DSA Practice 129
print('DSA cell 129')

# Array Example 130
arr = list(range(3))
print('Array 130:', arr)

# Linked List Node 131
class Node131:
    def __init__(self, data):
        self.data = data
        self.next = None
n131 = Node131(131)
print('Node data:', n131.data)

# Stack Example 132
stack = []
for j in range(3):
    stack.append(j)
print('Stack 132:', stack)

# Queue Example 133
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 133:', list(queue))

# Binary Tree Node 134
class TreeNode134:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t134 = TreeNode134(134)
print('Tree node 134 value:', t134.val)

# Bubble Sort Example 135
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 135: Bubble Sort')

# Graph Representation 136
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 136:', graph)

# Binary Search 137
def binary_search137(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search137(list(range(10)), 7))

# Hash Table Example 138
hash_table = {'key138': 138}
print('Hash table 138:', hash_table)

# Extra DSA Practice 139
print('DSA cell 139')

# Array Example 140
arr = list(range(3))
print('Array 140:', arr)

# Linked List Node 141
class Node141:
    def __init__(self, data):
        self.data = data
        self.next = None
n141 = Node141(141)
print('Node data:', n141.data)

# Stack Example 142
stack = []
for j in range(3):
    stack.append(j)
print('Stack 142:', stack)

# Queue Example 143
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 143:', list(queue))

# Binary Tree Node 144
class TreeNode144:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t144 = TreeNode144(144)
print('Tree node 144 value:', t144.val)

# Bubble Sort Example 145
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 145: Bubble Sort')

# Graph Representation 146
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 146:', graph)

# Binary Search 147
def binary_search147(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search147(list(range(10)), 7))

# Hash Table Example 148
hash_table = {'key148': 148}
print('Hash table 148:', hash_table)

# Extra DSA Practice 149
print('DSA cell 149')

# Array Example 150
arr = list(range(3))
print('Array 150:', arr)

# Linked List Node 151
class Node151:
    def __init__(self, data):
        self.data = data
        self.next = None
n151 = Node151(151)
print('Node data:', n151.data)

# Stack Example 152
stack = []
for j in range(3):
    stack.append(j)
print('Stack 152:', stack)

# Queue Example 153
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 153:', list(queue))

# Binary Tree Node 154
class TreeNode154:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t154 = TreeNode154(154)
print('Tree node 154 value:', t154.val)

# Bubble Sort Example 155
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 155: Bubble Sort')

# Graph Representation 156
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 156:', graph)

# Binary Search 157
def binary_search157(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search157(list(range(10)), 7))

# Hash Table Example 158
hash_table = {'key158': 158}
print('Hash table 158:', hash_table)

# Extra DSA Practice 159
print('DSA cell 159')

# Array Example 160
arr = list(range(3))
print('Array 160:', arr)

# Linked List Node 161
class Node161:
    def __init__(self, data):
        self.data = data
        self.next = None
n161 = Node161(161)
print('Node data:', n161.data)

# Stack Example 162
stack = []
for j in range(3):
    stack.append(j)
print('Stack 162:', stack)

# Queue Example 163
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 163:', list(queue))

# Binary Tree Node 164
class TreeNode164:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t164 = TreeNode164(164)
print('Tree node 164 value:', t164.val)

# Bubble Sort Example 165
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 165: Bubble Sort')

# Graph Representation 166
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 166:', graph)

# Binary Search 167
def binary_search167(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search167(list(range(10)), 7))

# Hash Table Example 168
hash_table = {'key168': 168}
print('Hash table 168:', hash_table)

# Extra DSA Practice 169
print('DSA cell 169')

# Array Example 170
arr = list(range(3))
print('Array 170:', arr)

# Linked List Node 171
class Node171:
    def __init__(self, data):
        self.data = data
        self.next = None
n171 = Node171(171)
print('Node data:', n171.data)

# Stack Example 172
stack = []
for j in range(3):
    stack.append(j)
print('Stack 172:', stack)

# Queue Example 173
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 173:', list(queue))

# Binary Tree Node 174
class TreeNode174:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t174 = TreeNode174(174)
print('Tree node 174 value:', t174.val)

# Bubble Sort Example 175
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 175: Bubble Sort')

# Graph Representation 176
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 176:', graph)

# Binary Search 177
def binary_search177(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search177(list(range(10)), 7))

# Hash Table Example 178
hash_table = {'key178': 178}
print('Hash table 178:', hash_table)

# Extra DSA Practice 179
print('DSA cell 179')

# Array Example 180
arr = list(range(3))
print('Array 180:', arr)

# Linked List Node 181
class Node181:
    def __init__(self, data):
        self.data = data
        self.next = None
n181 = Node181(181)
print('Node data:', n181.data)

# Stack Example 182
stack = []
for j in range(3):
    stack.append(j)
print('Stack 182:', stack)

# Queue Example 183
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 183:', list(queue))

# Binary Tree Node 184
class TreeNode184:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t184 = TreeNode184(184)
print('Tree node 184 value:', t184.val)

# Bubble Sort Example 185
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 185: Bubble Sort')

# Graph Representation 186
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 186:', graph)

# Binary Search 187
def binary_search187(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search187(list(range(10)), 7))

# Hash Table Example 188
hash_table = {'key188': 188}
print('Hash table 188:', hash_table)

# Extra DSA Practice 189
print('DSA cell 189')

# Array Example 190
arr = list(range(3))
print('Array 190:', arr)

# Linked List Node 191
class Node191:
    def __init__(self, data):
        self.data = data
        self.next = None
n191 = Node191(191)
print('Node data:', n191.data)

# Stack Example 192
stack = []
for j in range(3):
    stack.append(j)
print('Stack 192:', stack)

# Queue Example 193
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 193:', list(queue))

# Binary Tree Node 194
class TreeNode194:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t194 = TreeNode194(194)
print('Tree node 194 value:', t194.val)

# Bubble Sort Example 195
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 195: Bubble Sort')

# Graph Representation 196
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 196:', graph)

# Binary Search 197
def binary_search197(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search197(list(range(10)), 7))

# Hash Table Example 198
hash_table = {'key198': 198}
print('Hash table 198:', hash_table)

# Extra DSA Practice 199
print('DSA cell 199')

# Array Example 200
arr = list(range(3))
print('Array 200:', arr)

# Linked List Node 201
class Node201:
    def __init__(self, data):
        self.data = data
        self.next = None
n201 = Node201(201)
print('Node data:', n201.data)

# Stack Example 202
stack = []
for j in range(3):
    stack.append(j)
print('Stack 202:', stack)

# Queue Example 203
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 203:', list(queue))

# Binary Tree Node 204
class TreeNode204:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t204 = TreeNode204(204)
print('Tree node 204 value:', t204.val)

# Bubble Sort Example 205
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 205: Bubble Sort')

# Graph Representation 206
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 206:', graph)

# Binary Search 207
def binary_search207(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search207(list(range(10)), 7))

# Hash Table Example 208
hash_table = {'key208': 208}
print('Hash table 208:', hash_table)

# Extra DSA Practice 209
print('DSA cell 209')

# Array Example 210
arr = list(range(3))
print('Array 210:', arr)

# Linked List Node 211
class Node211:
    def __init__(self, data):
        self.data = data
        self.next = None
n211 = Node211(211)
print('Node data:', n211.data)

# Stack Example 212
stack = []
for j in range(3):
    stack.append(j)
print('Stack 212:', stack)

# Queue Example 213
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 213:', list(queue))

# Binary Tree Node 214
class TreeNode214:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t214 = TreeNode214(214)
print('Tree node 214 value:', t214.val)

# Bubble Sort Example 215
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 215: Bubble Sort')

# Graph Representation 216
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 216:', graph)

# Binary Search 217
def binary_search217(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search217(list(range(10)), 7))

# Hash Table Example 218
hash_table = {'key218': 218}
print('Hash table 218:', hash_table)

# Extra DSA Practice 219
print('DSA cell 219')

# Array Example 220
arr = list(range(3))
print('Array 220:', arr)

# Linked List Node 221
class Node221:
    def __init__(self, data):
        self.data = data
        self.next = None
n221 = Node221(221)
print('Node data:', n221.data)

# Stack Example 222
stack = []
for j in range(3):
    stack.append(j)
print('Stack 222:', stack)

# Queue Example 223
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 223:', list(queue))

# Binary Tree Node 224
class TreeNode224:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t224 = TreeNode224(224)
print('Tree node 224 value:', t224.val)

# Bubble Sort Example 225
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 225: Bubble Sort')

# Graph Representation 226
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 226:', graph)

# Binary Search 227
def binary_search227(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search227(list(range(10)), 7))

# Hash Table Example 228
hash_table = {'key228': 228}
print('Hash table 228:', hash_table)

# Extra DSA Practice 229
print('DSA cell 229')

# Array Example 230
arr = list(range(3))
print('Array 230:', arr)

# Linked List Node 231
class Node231:
    def __init__(self, data):
        self.data = data
        self.next = None
n231 = Node231(231)
print('Node data:', n231.data)

# Stack Example 232
stack = []
for j in range(3):
    stack.append(j)
print('Stack 232:', stack)

# Queue Example 233
from collections import deque
queue = deque()
for j in range(2):
    queue.append(j)
print('Queue 233:', list(queue))

# Binary Tree Node 234
class TreeNode234:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t234 = TreeNode234(234)
print('Tree node 234 value:', t234.val)

# Bubble Sort Example 235
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 235: Bubble Sort')

# Graph Representation 236
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 236:', graph)

# Binary Search 237
def binary_search237(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search237(list(range(10)), 7))

# Hash Table Example 238
hash_table = {'key238': 238}
print('Hash table 238:', hash_table)

# Extra DSA Practice 239
print('DSA cell 239')

# Array Example 240
arr = list(range(3))
print('Array 240:', arr)

# Linked List Node 241
class Node241:
    def __init__(self, data):
        self.data = data
        self.next = None
n241 = Node241(241)
print('Node data:', n241.data)

# Stack Example 242
stack = []
for j in range(3):
    stack.append(j)
print('Stack 242:', stack)

# Queue Example 243
from collections import deque
queue = deque()
for j in range(4):
    queue.append(j)
print('Queue 243:', list(queue))

# Binary Tree Node 244
class TreeNode244:
    def __init__(self, val):
        self.val = val
        self.left = None
        self.right = None
t244 = TreeNode244(244)
print('Tree node 244 value:', t244.val)

# Bubble Sort Example 245
# Simulated pseudocode for Bubble sort
print('Sorting algorithm 245: Bubble Sort')

# Graph Representation 246
graph = {'A': ['B', 'C'], 'B': ['D'], 'C': []}
print('Graph 246:', graph)

# Binary Search 247
def binary_search247(arr, x):
    l, r = 0, len(arr)-1
    while l <= r:
        mid = (l + r) // 2
        if arr[mid] == x:
            return True
        elif arr[mid] < x:
            l = mid + 1
        else:
            r = mid - 1
    return False
print('Binary search:', binary_search247(list(range(10)), 7))

# Hash Table Example 248
hash_table = {'key248': 248}
print('Hash table 248:', hash_table)

# Extra DSA Practice 249
print('DSA cell 249')