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之前写过DFS的题,但是或多或少有参考别人的思路,最近开始专攻DFS,下面这道题就是DFS练习第一题CF 1020B,之后训练完后抽时间写一篇DFS专项。 B. Badge time limit per test 1 second memory limit per test 256 megabyte 阅读全文
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D. Remove One Element time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output You are given an a 阅读全文
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C. Yet Another Broken Keyboard time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Recently, 阅读全文
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这次DIV3有点可惜啊,题解是我的与学长的代码对比 学长的原博客https://www.cnblogs.com/xyq0220/p/12036109.html B.Snow Walking Robot time limit per test 2 seconds memory limit per te 阅读全文