#include <iostream>
using namespace std;
int main() {
char cuvant[100];
cin >> cuvant;
char p = cuvant[0];
for (int i = 0; i < strlen(cuvant); ++i) {
if (cuvant[i] == p) strcpy(cuvant + i, cuvant + i + 1);
}
cout << cuvant;
}
//Sper ca te-am ajutat =)