File

#include <iostream>
#include <fstream>
#include <string>

using namespace std;

string s, b;
int k;

int main() {
    ifstream cin ("input.txt");
    ofstream cout ("output.txt");

    k=10;
    while (!cin.eof()) {
        cin >> s;
        cout << s;
    }

    cin.close();
    cout.close();
    return 0;
}