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First solution in Clear category for Feed Pigeons by nikpa
def checkio(number):
round = 1
pigeons = 1
while number >= pigeons:
number -= pigeons
round += 1
pigeons += round
return max(pigeons - round,number)
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert checkio(1) == 1, "1st example"
assert checkio(2) == 1, "2nd example"
assert checkio(5) == 3, "3rd example"
assert checkio(10) == 6, "4th example"
May 5, 2015