Java Program for Prime Number

package javaprgms;

public class primeuptorange {

            public static void main(String[] args) {

                        int num=50;

                        int count=0;

                        for(int i=2;i<=num;i++){

                                    count=0;

                                    for(int j=2;j<=i/2;j++){

                                                if(i%j==0){

                                                            count++;

                                                            break;

                                                }

                                    }

                                    if(count==0){

                                                System.out.print(i+" ");

                                    }

                        }

            }

}

Output:

2 3 5 7 11 13 17 19 23 29 31 37 41 43 47