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Second solution in Clear category for Follow Instructions by kalauroma7997
from collections import Counter;
def follow(inst): C = Counter(inst); 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!")
Nov. 13, 2020
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