#include <stdio.h>

int main()
{
  int x, soma = 0;

  scanf("%d", &x);
  printf("%d\n", x);

  while (x != 0) {
    soma = soma + x;
    scanf("%d", &x);
    printf("%d\n", x);
  }    

  printf("%d\n", soma);
    
  return 0;
}