摘要: Given an array A of integers, for each integer A[i] we need to choose either x = -K or x = K, and add x to A[i] (only once). After this process, we ha 阅读全文
posted @ 2019-08-15 23:29 Grandyang 阅读(3150) 评论(2) 推荐(0) 编辑
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