BNU Questions and answers

http://www.bnuoj.com/bnuoj/problem_show.php?pid=2490

#include<iostream>
#include<cstdio>
#include<algorithm>

using namespace std;

bool cmp(int a, int b)
{
return a<b;
}

int a[100010];

int main()
{
int n,i,k;
char b[3];
while(scanf("%d",&n)!=EOF)
{
for(i = 0; i < n; i++)
{
scanf("%d",&a[i]);
}
sort(a,a+n,cmp);
scanf("%s",&b);
scanf("%d",&k);
while(k--)
{
scanf("%d",&n);
printf("%d\n",a[n-1]);
}
}

return 0;
}