摘要:
[Educational Codeforces Round 39 (Rated for Div. 2)] 题解 A. Partition 思路: 贪心 让正数都放入集合$\mathit B$,非正数都放入集合$\mathit C $即可。 代码: int n; ll a[maxn]; int mai 阅读全文
摘要:
[Educational Codeforces Round 56 (Rated for Div. 2)] —G. Multidimensional Queries(二进制状压,线段树) Multidimensional Queries time limit per test 6 seconds me 阅读全文