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match..case solution in Clear category for Follow Instructions by mu_py
from typing import Tuple
def follow(instructions: str) -> Tuple[int, int]:
coordinates = [0, 0]
for step in instructions:
match step:
case 'f': coordinates[1] += 1
case 'b': coordinates[1] -= 1
case 'r': coordinates[0] += 1
case 'l': coordinates[0] -= 1
return tuple(coordinates)
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!")
Sept. 26, 2022
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