PAT (Basic Level) Practice---1013

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int m = sc.nextInt();
        int j=0;
        int k=0;
        for(int i=0;i<=1000;i++){
            if(sushu(i)==1){
                j++;
                if(j>=n&&j<=m){
                    k++;
                    if(k%10==0){
                        System.out.print(i);
                        System.out.println();
                    }else if(j==m){
                        System.out.print(i);
                    }else{
                        System.out.print(i+" ");
                    }
                }
            }
        }
    }
    public static int sushu(int x){
        if(x==0) return -1;
        if(x==1) return -1;
        for(int i=2;i<=Math.sqrt(x);i++){
            if(x%i==0)
                return -1;
        }
        return 1;
    }

}