Short Problem Definition:
That’s the value of pi! (Ignoring the floating point) A song is a pi song if the length of its words represent the value of pi.
Link
Complexity:
time complexity is O(N*T)
space complexity is O(N)
Execution:
This problem is straight forward.
Solution:
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#!/usr/bin/pyPI = map(int, list("31415926535897932384626433833"))def isPiSong(s): for idx, word in enumerate(s): if len(word) != PI[idx]: return False return True if __name__ == '__main__': t = input() for _ in range(t): s = raw_input().split() if isPiSong(s): print "It's a pi song." else: print "It's not a pi song." |
