Download Gas Station.py
class Solution(object): def canCompleteCircuit(self, gas, cost): """ :type gas: List[int] :type cost: List[int] :rtype: int """ # https://discuss.leetcode.com/topic/5088/my-ac-is-o-1-space-o-n-running-time-solution-does-anybody-have-posted-this-solution ls = len(gas) begin, end = 0, ls - 1 curr = gas[end] - cost[end] while begin < end: if curr >= 0: curr += gas[begin] - cost[begin] begin += 1 else: end -= 1 curr += gas[end] - cost[end] if curr >= 0: return end else: return -1
Leetcode 134 Gas Station problem solution in python3 with explanation. This is the best place to expand your knowledge and get prepared for your next interview.
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