for i in range(1, 6):
    print(f"Square of {i} is {i**2}")

Square of 1 is 1
Square of 2 is 4
Square of 3 is 9
Square of 4 is 16
Square of 5 is 25

n = 5
while n > 0:
    if n % 2 == 0:
        print(n, "is even")
    else:
        print(n, "is odd")
    n -= 1

5 is odd
4 is even
3 is odd
2 is even
1 is odd