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First solution in Clear category for Ghosts Age by Poetakodu
import math
def fib(x):
wynik = [1, 1]
for i in range(2, x + 1):
wynik.append( wynik[-2] + wynik[-1] )
return wynik
def checkio(opacity):
fibonacci = fib(20)
opacity_left = 10000
age = 0
while opacity != opacity_left:
age += 1
if age in fibonacci:
opacity_left -= age
else:
opacity_left += 1
return age
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
assert checkio(10000) == 0, "Newborn"
assert checkio(9999) == 1, "1 year"
assert checkio(9997) == 2, "2 years"
assert checkio(9994) == 3, "3 years"
assert checkio(9995) == 4, "4 years"
assert checkio(9990) == 5, "5 years"
Nov. 13, 2016