#include<iostream>
#include<fstream>


using namespace std;

class pattern{
    
public:
    double th[1536];
    double I[1536];
    double err[1536];
    
};

pattern& operator>> (ifstream& x, pattern& y){
    
    for(int i = 0; i < 1536; i++){
        x >> y.th[i];
        x >> y.I[i];
        x >> y.err[i];
    }
    return y;
    
}

ostream& operator<< (ostream& x, pattern& y){
    
    for(int i = 0; i < 1536; i++){
        x << y.th[i] << "\t" << y.I[i] << "\t" << y.err[i] << endl;
    }
    return x;
    
}

pattern operator+ (pattern& x, pattern& y){
    
    pattern p;
    for(int i = 0; i < 1536; i++){
        p.th[i] = (x.th[i] +  y.th[i])/2;
        p.I[i]  = (x.I[i] + y.I[i])/2;
        p.err[i] = (x.err[i] + y.err[i])/2;
    }
    return p;
    
}


int main(int argc, char *argv[]){
    
    if(!argv[1]){
        cout << "Podaj nazwe pliku! " << endl;
        return 1;
    }
    
    
	ifstream plik;
    
    
	plik.open(argv[1]);
    pattern p1, p2, p3;
    
    plik >> p1;
    plik.close();
    
    plik.open(argv[2]);
    plik >> p2;
    plik.close();
    
    p3 = p1 + p2;
    cout << p3;
     
	
	return 0;
}