# your code goes here
def sum_of_happiness():
friend_attendence_list = 5
happiness = 1
for friend in range(1, friend_attendence_list):
happiness *= friend
return happiness
if __name__ == "__main__":
soumyajit_and_arpita = sum_of_happiness()
print(soumyajit_and_arpita)
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCgpkZWYgc3VtX29mX2hhcHBpbmVzcygpOgoJZnJpZW5kX2F0dGVuZGVuY2VfbGlzdCA9IDUKCWhhcHBpbmVzcyA9IDEKCWZvciBmcmllbmQgaW4gcmFuZ2UoMSwgZnJpZW5kX2F0dGVuZGVuY2VfbGlzdCk6CgkJaGFwcGluZXNzICo9IGZyaWVuZAoJcmV0dXJuIGhhcHBpbmVzcwoJCmlmIF9fbmFtZV9fID09ICJfX21haW5fXyI6Cglzb3VteWFqaXRfYW5kX2FycGl0YSA9IHN1bV9vZl9oYXBwaW5lc3MoKQoJcHJpbnQoc291bXlhaml0X2FuZF9hcnBpdGEp