#include<stdio.h>

main(){ 
 	int n,i,s;
	printf("Unesi n : \n");
 	scanf("%d",&n);
 	s=0;
	while(n>0){
          	s+= n%10; 
       	   	n=n/10;
        }
	printf("Suma cifara=%d\n",s);
}