#include <stdio.h>

main(){
	int n, h,s,d,j;
	printf("Unesite cetvorocifreni broj:\n");
	scanf("%d",&n);
	h=n/1000%10;
	s=n/100%10;
	d=n/10%10;
	j=n%10;
	printf("Zbir je %d+%d+%d+%d=%d\n",h,s,d,j,h+s+d+j);
}