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Speedy queue solution in Speedy category for Letter Queue by hanpari
def letter_queue(seq):
s = ""
for item in seq:
if item[-2] == " ":
s += item[-1]
else:
s = s[1:]
return s
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert letter_queue(["PUSH A", "POP", "POP", "PUSH Z", "PUSH D", "PUSH O", "POP", "PUSH T"]) == "DOT", "dot example"
assert letter_queue(["POP", "POP"]) == "", "Pop, Pop, empty"
assert letter_queue(["PUSH H", "PUSH I"]) == "HI", "Hi!"
assert letter_queue([]) == "", "Nothing"
July 8, 2014
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