#include <iostream>
#include <sstream>
#include <vector>
#include <iomanip>

using namespace std;

int main(){

  string define;
  //istringstream all_values;
  double temp;
  double min=0;
  double max=0;
  double average=0;
  int i = 0;


  int strict_flag = 0;
  int integers_only_flag = 0;


  while(1){

    getline(cin,define);
    size_t END = define.find("END");
    size_t strict = define.find("strict");
    size_t integers_only = define.find("integers-only");

    if(END != string::npos){
      if(END == 3){
        cout <<"ERR: PROVIDE AT LEAST ONE NUMBER" << endl;
      }
      break;
    }
    if(strict != string::npos){
      define.erase(define.begin(),define.end());
      strict_flag = 1;
    }
    if(integers_only != string::npos){
      define.erase(define.begin(),define.end());
      integers_only_flag = 1;
    }
    if(strict_flag == 1){
      for(string::iterator it = define.begin(); it != define.end(); it++){
        if((*it < '0' || *it > '9') && *it != ' ' && *it != '\t' && *it != '\n' && *it != '/'&& *it != '.' ){
          cout << "ERR: PROVIDE ONLY INTEGERS" << endl;
          return 0;
        }
      }
    }
    istringstream all_values(define);
    for(string::iterator it = define.begin(); it != define.end(); it++){
      all_values >> temp;
      if(i == 0){
        max = temp;
        min = temp;
        average = temp;
        i = 1;
      }else{
        if(temp > max){
          max = temp;
        }
        if(temp < min){
          min = temp;
        }
        average += temp;
        i++;
      }
    }

  }
  if(integers_only_flag == 1){
    cout << setprecision(0) << min << " " << setprecision(0) << max << " " << setprecision(1) << average/i - 0.4 << endl;
  }else{
    cout << min << " " << max << " " << average/i - 0.4 << endl;
  }
  return 0;

}