题解 | #寻找峰值#
寻找峰值
https://www.nowcoder.com/practice/fcf87540c4f347bcb4cf720b5b350c76
class Solution { public: /** * 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 * * * @param nums int整型vector * @return int整型 */ int findPeakElement(vector<int>& nums) { if (nums.size() == 1) return 0; for (int i = 0; i < nums.size(); i++) { if (nums[i] >= nums[i + 1] && i == 0) return 0; else if (nums[i] >= nums[i + 1] && i != 0) continue; else { if ((i + 1) == nums.size() - 1) return i + 1; else if (nums[i + 1] <= nums[i + 2]) continue; else return i + 1; } } return -1; } };