import java.util.;
import java.lang.;
class jewels
{
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
int tc,i,len1,len2,j,k;
tc = sc.nextInt();
int count[] = new int[tc];
for(i=0;i<tc;i++)
{
StringBuffer jewels = new StringBuffer(sc.next());
StringBuffer stones = new StringBuffer(sc.next());
len1 = jewels.length();
len2 = stones.length();
for(j=0;j<len1;j++)
{
for(k=0;k<stones.length();k++)
{
if(stones.charAt(k)==jewels.charAt(j))
{
count[i]++;
stones.deleteCharAt(k);
break;
}
}
}
}
for(i=0;i<tc;i++)
{
System.out.println(count[i]);
}
}
}
Can someone tell me whats wrong with this?