#include
using namespace std;
int main()
{
int t = 1,a = 1, b = 1, c = 1, d = 1;
cout << "输入大于10000的整数" << endl;
cin >> t ;
a = t / 10000;
b = 10000* a;
c = 1111;
d = b + c;
cout << d<< endl;
return 0;
}