原问题链接:http://acm.hdu.edu.cn/showproblem.php?pid=4907
#include<stdio.h>
#include<string.h>
#define maxn 200010
int a[maxn+10],b[maxn+10];
int main()
{
int T,q,m,n,i,j;
scanf("%d",&T);
while (T--)
{
memset(a,0,sizeof(a));
scanf("%d %d",&n,&m);
for (int i=1; i<=n; i++)
{
scanf("%d",&q);
a[q]=1;
}
for(i=1;i<maxn;)
{
int x=i;
while(a[x])
x++;
for(j=i;j<=x;j++)
b[j]=x;
i=j;
}
while (m--)
{
scanf("%d",&q);
printf("%d\n",b[q]);
}
}
return 0;
}