[LeetCode] 862. Shortest Subarray with Sum at Least K 和至少為K的最短子數組
Return the length of the shortest, non-empty, contiguous subarray of `A` with sum at least `K`. If there is no non-empty subarray with sum at least ...
原文：LeetCode 862. 和至少為 K 的最短子數組
思路： 采用滑動窗口 注意點 左邊移動的時候，如果去掉的數是負數，那么右邊游標要做回滾 右邊的游標移動時，出現sum lt ，說明此次的計算沒有意義，不要再進行下去 代碼 ...
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