cf 782A Andryusha and Socks
来源:互联网 发布:淘宝网是怎么盈利的 编辑:程序博客网 时间:2024/05/06 20:50
点击打开链接
水题。
空间少开一倍,wa一次,
#include <iostream>#include <cstdio>#include <cstring>#include <string>#include <cmath>#include <algorithm>#include <cstdlib>#include <vector>#include <queue>#include <map>typedef long long ll;const int maxn=1e5+10;using namespace std;int a[maxn*2];int v[maxn*2];int main(){ int n,cnt=0,maxx=0; scanf("%d",&n); n*=2; for(int i=0;i<n;++i) scanf("%d",&a[i]); for(int i=0;i<n;++i){ if(!v[a[i]]) cnt++,v[a[i]]++; else if(v[a[i]]) cnt--,v[a[i]]++; maxx=max(maxx,cnt); } printf("%d\n",maxx); return 0;}
0 0
- cf 782A Andryusha and Socks
- cf 782A Andryusha and Socks
- A. Andryusha and Socks
- 【codeforces 782A】Andryusha and Socks
- codeforces 782a Andryusha and Socks
- CF-Round#403 Div2 A. Andryusha and Socks
- Codeforces 782 Andryusha and Socks
- Codeforces 780A-Andryusha and Socks
- CodeForces 780A Andryusha and Socks【水题】
- Andryusha and Socks
- 【codeforce】403 Div.2 A Andryusha and Socks
- cf 782c Andryusha and Colored Balloons
- Codeforces Round #403 (Div. 2) A. Andryusha and Socks(简单模拟)
- A. Vasya and Socks
- A. Vasya and Socks
- 781A. Andryusha and Colored Balloons
- 460A Vasya and Socks
- 460 A. Vasya and Socks
- CTS测试步骤和命名
- GIT ssh登录 The authenticity of host 192.168.0.xxx can't be established. 的问题
- JDBC——思维导图总结2
- sass 的ruby安装全过程。
- tomcat目录结构以及其用途
- cf 782A Andryusha and Socks
- jQuery的属性与样式之.attr()与.removeAttr()
- maven 配置阿里云镜像
- 【前端开发】a标签href的其他用法
- 344.Reverse String
- 解决电脑系统文件夹图标为黑色方块
- 有return的情况下try catch finally的执行顺序(最有说服力的总结)
- 专业工具软件作业以及补充资料等说明
- 浅谈HTTP中Get与Post的区别