public class Main { public static void main(String[] args) { int a,b,c,d; for(int i=1000;i<=9999;i++) { a =i%10; b =i/10%10; c =i/100%10; d =i/1000; if((a+b+c+d)==10) { System.out.println(i); } } } } /************************************************************** Problem: 1863 User: admin Language: Java Result: Accepted Time:274 ms Memory:34776 kb ****************************************************************/