#include <stdio.h>
int main(int argc, char **argv){

  int a,b,c;

  scanf("%d,%d,%d",&a,&b,&c);

  printf("合計点:%d\n", a+b+c);
  printf("平均点:%.1f\n", ((double)a+(double)b+(double)c)/3);


  return 0;
}