[자바]소수의 합

package ch4; import java.util.Scanner; public class Sosu{ public static void main(String[] args) { // TODO Auto-generated method stub Scanner stdin=new Scanner(System.in); System.out.print("숫자를 넣으시오: "); int num=stdin.nextInt(); int i,j,cnt=0,sum=0; for(i=2;i<=num;i++){ for(j=1;j<=i;j++) { if(i%j==0) cnt++; } if(cnt==2) sum=sum+i; cnt=0; } System.out.println("소수의 합=" +sum); } }...