摘要：
You are given a 2D integer grid of size m x n and an integer x. In one operation, you can add x to or subtract x from any element in the grid. A uni-v 阅读全文
posted @ 2025-03-27 02:15
CNoodle
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摘要：
You are given a 0-indexed binary string s of length n on which you can apply two types of operations: Choose an index i and invert all characters from 阅读全文
posted @ 2025-03-27 01:59
CNoodle
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