#include<iostream>
#include<cstdlib>
#include<fstream>

using namespace std;

void read(const char *filename,int &n,int &s){
ifstream fin(filename);
char c;
//int n,s;
    while(fin.peek()!=EOF){
        fin>>c;
            switch(c){
                case'n':
                    fin>>n;
                break;
                case's':
                    fin>>s;
                break;
            default:
                break;

            }
    }
fin.close();
}

void printf(int &n,int &s){

cout<<"n: "<<n<<"s: "<<s<<endl;
}

int main(){
int n,s;

read("a.txt",n,s);

printf(n,s);

return 0;
}