37.py

'''
Write a Python Program to calculate the sum of three given numbers, if the values
are equal then return thrice of their sum.
'''
def sum_thrice(x, y, z):
    sum = x + y + z

    if x == y == z:
        sum = sum * 3
        return sum

print(sum_thrice(1, 2, 3))
print(sum_thrice(3, 3, 3))