#include <iostream>
#include <fstream>
#include <cstdlib>
#include <cstdio>
using namespace std;
int main(){
ofstream out;
out.open("1.txt",ios_base::out);
system("pause");
for (int i=1;i<=510;i++) out<<'a';
system("pause");
out<<'b';
system("pause");
return 0;
}
