List
前言
有没有觉得写这篇文章很奇怪，这个还是有原因的。①很多OJ都有着道题，所以发个博客②这可以介绍很多OJ(持续更新)
长郡
热烈推荐:http://oj.changjun.com.cn/
然后有一套A+B的神题-Contest4 - A+B Series(http://www.cnblogs.com/YJinpeng/p/5942724.html)
Position：
- POJ-PKU JudgeOnline http://poj.org/problem?id=1000
- Bzoj-大视野在线评测 http://www.lydsy.com/JudgeOnline/problem.php?id=1000
- HDU-杭州电子科技大学 http://acm.hdu.edu.cn/showproblem.php?pid=1000
- Vijos https://vijos.org/p/1000
- Codevs http://codevs.cn/problem/1000/
- 洛谷 http://www.luogu.org/problem/show?pid=1001#sub
- FZU福州大学 http://acm.fzu.edu.cn/problem.php?pid=1000
- CDOJ http://acm.uestc.edu.cn/#/problem/show/1
- UOJ http://uoj.ac/problem/1
Notice
不同的题目：
--- hdu1000(见code2)-多组数据，坑
其他没有A+B Problem好的OJ
code
搞了三发才0ms
#include <iostream>
#include <cstdio>
inline int gi() {
register int w=0;register char ch=getchar();
while(ch<'0'||ch>'9')ch=getchar();
while(ch>='0'&&ch<='9')w=w*10+ch-'0',ch=getchar();
return w;
}
int main()
{
printf("%d",gi()+gi());
return 0;
}
1.
// <A+B_Problem.cpp> - 08/13/16 15:16:49
// This file is made by YJinpeng，created by XuYike's black technology automatically.
// Copyright (C) 2016 ChangJun High School, Inc.
// I don't know what this program is.
#include <iostream>
#include <vector>
#include <algorithm>
#include <cstring>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#define MOD 1000000007
#define INF 1e9
#define EPS 1e-10
using namespace std;
typedef long long LL;
const int MAXN=100010;
const int MAXM=100010;
inline int max(int &x,int &y) {return x>y?x:y;}
inline int min(int &x,int &y) {return x<y?x:y;}
inline LL getLL() {
register LL w=0,q=0;register char ch=getchar();
while((ch<'0'||ch>'9')&&ch!='-')ch=getchar();
if(ch=='-')q=1,ch=getchar();
while(ch>='0'&&ch<='9')w=w*10+ch-'0',ch=getchar();
return q?-w:w;
}
int main()
{
freopen("A+B_Problem.in","r",stdin);
freopen("A+B_Problem.out","w",stdout);
LL a=getLL(),b=getLL();
cout<<a+b;
return 0;
}
2.
// <A+B_Problem.cpp> - 08/13/16 15:16:49
// This file is made by YJinpeng，created by XuYike's black technology automatically.
// Copyright (C) 2016 ChangJun High School, Inc.
// I don't know what this program is.
#include <iostream>
#include <vector>
#include <algorithm>
#include <cstring>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#define MOD 1000000007
#define INF 1e9
#define EPS 1e-10
using namespace std;
typedef long long LL;
const int MAXN=100010;
const int MAXM=100010;
inline int max(int &x,int &y) {return x>y?x:y;}
inline int min(int &x,int &y) {return x<y?x:y;}
inline int getLL() {
register LL w=0,q=0;register char ch=getchar();
while((ch<'0'||ch>'9')&&ch!='-')ch=getchar();
if(ch=='-')q=1,ch=getchar();
while(ch>='0'&&ch<='9')w=w*10+ch-'0',ch=getchar();
return q?-w:w;
}
int main()
{
freopen("A+B_Problem.in","r",stdin);
freopen("A+B_Problem.out","w",stdout);
int a,b;
while(~scanf("%d%d",&a,&b))printf("%d
",a+b);
return 0;
}