#include <iostream>
using namespace std;
int main(void){
    // Your code here!
    int j,m,b,T; 
    double A;
    scanf("%d,%d,%d",&j,&m,&b);
    T = j + m + b;
    printf("合計点:%d\n",T);
    A=(j+ m + b) / 3;
    printf("平均点:%2.1lf\n",A);
    
    return 0;
}