Run time Error

[rapid pivot]

import java.util.Scanner;

public class Main {
public static void prime(int[] num){
int count = 0;

    for (int i=0;i<num.length;i++) {
        if (num[i]>0){
        for (int j = 1; j <= num[i]; j++) {
            if (num[i] % j == 0) {
                count++;
            }
        }
        if (count == 3) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        }
        count = 0;
    }
    }
}

public static void main(String[] args) {

    Scanner sc = new Scanner(System.in);
    int size = sc.nextInt();
    int[] num =new int[size];

    for (int i =0;i<num.length;i++){
            num[i] = sc.nextInt();
    }
    prime(num);
}

}

help me solve the problem

https://codeforces.com/problemset/problem/230/B

[copper ravine]

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[copper ravine]

Please format your code to make it more readable.
For java, it should look like this:
```​​​`​java
public void foo() {

}
​​​`​```