LeetCode 495. 提莫攻击

题目链接：点击这里

AC代码：

class Solution {
public:
    int findPoisonedDuration(vector<int>& timeSeries, int duration) {
        int ans = 0;
        int end = -1;
        for(auto start : timeSeries)
        {
            if(end <= start)
            {
                ans += duration;
                end = start + duration;
            }
            else
            {
                ans += start + duration - end;
                end = start + duration;
            }
        }
        return ans;
    }
};