uva-10763-Foreign Exchange
2014-07-30 08:51
357 查看
每次输入x,y将x,y分别存入a,b数组里,最后先将a,b 数组排一下序,最后检测a 和b中的元素是否一一对应相等,是的话YES 其他NO
#include <iostream>
#include <cstdio>
#include <cstring>
#include <algorithm>
using namespace std;
int a[500005],b[500005];
int main(){
int n,i;
while(scanf("%d",&n),n){
for(i=0;i<n;i++)
scanf("%d %d",&a[i],&b[i]);
sort(a,a+n);
sort(b,b+n);
int flag=0;
for(i=0;i<n;i++){
if(a[i]!=b[i]){
flag=1;
break;
}
}
if(!flag)
printf("YES\n");
else
printf("NO\n");
}
return 0;
}
#include <iostream>
#include <cstdio>
#include <cstring>
#include <algorithm>
using namespace std;
int a[500005],b[500005];
int main(){
int n,i;
while(scanf("%d",&n),n){
for(i=0;i<n;i++)
scanf("%d %d",&a[i],&b[i]);
sort(a,a+n);
sort(b,b+n);
int flag=0;
for(i=0;i<n;i++){
if(a[i]!=b[i]){
flag=1;
break;
}
}
if(!flag)
printf("YES\n");
else
printf("NO\n");
}
return 0;
}
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