643. Maximum Average Subarray I
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题目
643. Maximum Average Subarray I
解题思路
遍历找出连续k个和最大的数字,最后返回和/k即可。这道题目思路简单。
具体代码
class Solution {public: double findMaxAverage(vector<int>& nums, int k) { double maxsum = 0; for (int i = 0; i < k; i++) maxsum += nums[i]; int sum = maxsum; for (int i = 1; i < nums.size() - k + 1; i++) { sum += nums[i+k-1] - nums[i-1]; maxsum = sum > maxsum ? sum : maxsum; } return maxsum / k; }};
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