#include <iostream>
#include <cstring>
#include <algorithm>

using namespace std;

int main()
{
    string s; cin >> s;
    
    reverse(s.begin(), s.end());
    int beg = 0;
    while ( s[beg] == '0' ) beg ++ ;
    for ( int i = beg; i < s.size(); i ++ ) cout << s[i];
    return 0;
}