Whats wrong in this code? ICPC Balloon

link to the problem: BALLOON Problem | CodeChef

/* package codechef; // don’t place package name! */

import java.util.;
import java.lang.
;
import java.io.*;

/* Name of the class has to be “Main” only if the class is public. */
class Codechef
{
public static void main (String[] args) throws java.lang.Exception
{
// your code goes here
Scanner sc=new Scanner(System.in);
int testCases=sc.nextInt();
while (testCases–>0){
int n=sc.nextInt();
int count=0;
for(int i=1;i<=n;i++){
int in=sc.nextInt();
if(in<=7){
count++;
}
if(count==7){
System.out.println(i);
break;
}

        }
        
    }
}

}