def square(n):
    return n * n

# Test case input: 0
print(square(0))

# Test case input: 89
print(square(89))

# Test case input: -5
print(square(-5))
def square(n):
    return n * n

# Test case input: 0
print(square(0))

# Test case input: 89
print(square(89))

# Test case input: -5
print(square(-5))
# Test case input: 0 # Test case input: 89 # Test case input: -5