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sum of np.array(dictionary(key)) solution in 3rd party category for Follow Instructions by RJPython
def follow(instructions):
import numpy as np
dir_dic, pos = {"f": (0,1), "b": (0,-1), "l": (-1,0), "r": (1,0)}, (0,0)
return tuple(sum([np.array(dir_dic[dir]) for dir in instructions]))
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!")
Aug. 2, 2020
