live4m:CSDN认证博客专家
博客地址:https://blog.csdn.net/weixin_44178736
live4m:CSDN认证博客专家
博客地址:https://blog.csdn.net/weixin_44178736
linux执行vi指令报错:E474:Invalid argument:si=4
Codeforces760 E. Nikita and stack(分块)
Codeforces1156 E. Special Segments of Permutation(单调栈,复杂度分析)
Codeforces990 E. Post Lamps(复杂度分析)
Codeforces1537 E2. Erase and Extend (Hard Version)(lcp)
Codeforces1537 F. Figure Fixing(思维,二分图染色)
Codeforces1539 F. Strange Array(思维,线段树)
Codeforces1161 A. Hide and Seek(思维)
Codeforces1161 C. Thanos Nim(博弈)
Codeforces1161 D. Palindrome XOR(思维,并查集缩点+二分图染色)
Codeforces1161 B. Chladni Figure(枚举因子+check)
Codeforces1158 B. The minimal unique substring(构造)
Codeforces1158 C. Permutation recovery(拓扑排序,线段树优化建图)
Codeforces319 A. Malek Dance Club(异或性质,组合数学)