#include <iostream>
#include <string>

int main()
{
  
  int j,m,b;
  float avg;
  std::string s;
  std::cin >> s; 
  const char* dst = s.c_str();
  sscanf(dst,"%d,%d,%d",&j,&m,&b);
  avg = (j+m+b)/3.0;
  std::cout << "合計点:" << j+m+b<< "" << std::endl;
  printf("平均点:%4.1f\n",avg);
}