---

def Main(*args):
    total_sum = 0
    for item in args:
        try:
            if type(item) is int:
                total_sum += item
            else:
                raise TypeError
        except TypeError:
            continue
    return total_sum

if __name__ == '__main__':
    result1 = Main(10, 20, 30)
    print(result1)
    result2 = Main(5, "apple", 15, 3.14, True, 20, None)
    print(result2)
    result1 = Main()
    print(result1)