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Counter solution in Clear category for Follow Instructions by Sim0000
from collections import Counter
def follow(instructions):
c = Counter(instructions)
return c['r'] - c['l'], c['f'] - c['b']
if __name__ == '__main__':
print("Example:")
print(follow("fflff"))
# These "asserts" are used for self-checking and not for an auto-testing
assert follow("fflff") == (-1, 4)
assert follow("ffrff") == (1, 4)
assert follow("fblr") == (0, 0)
print("Coding complete? Click 'Check' to earn cool rewards!")
Feb. 22, 2018
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