Enable Javascript in your browser and then refresh this page, for a much enhanced experience.
First solution in Uncategorized category for Stair Steps by aquazul
def checkio(t):
if not t: return 0
if len(t) == 1: return max(t[0],0)
return max(checkio(t[:-2])+t[-2],checkio(t[:-1])+t[-1])
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
assert checkio([5, -3, -1, 2]) == 6, 'Fifth'
assert checkio([5, 6, -10, -7, 4]) == 8, 'First'
assert checkio([-11, 69, 77, -51, 23, 67, 35, 27, -25, 95]) == 393, 'Second'
assert checkio([-21, -23, -69, -67, 1, 41, 97, 49, 27]) == 125, 'Third'
print('All ok')
Jan. 31, 2017