Warm up problem, just for recover my coding. Since I think at first time I cannot come up a clearly solution. Actually it is a O(2^M) time complexity, so it is very to think that we just need to check 2 possible solution for that.
Error:
N/A
Warm up problem, just for recover my coding. Since I think at first time I cannot come up a clearly solution. Actually it is a O(2^M) time complexity, so it is very to think that we just need to check 2 possible solution for that.
Error:
N/A