#include <iostream>
#include <string>
using namespace std;

int main() 
{
  string s;
  int slen;
  while(cin>>s){
    slen=s.length();
    while(s.length()>0&&s[0]=='0'){
      s.erase(0,1);
    }
    if(s==""){
      cout<<"0"<<endl;
      continue;
    }
    slen=s.length();
    int a=0;
    for(int i=slen-1;i>=0;i--){
      if(s[i]!='0'){break;}
      else{a++;}
    }
    for(int i=slen-1-a;i>=0;i--){
      if(s[i]!=' '){
        cout<<s[i];
      }
    }
    cout<<endl;
  }
    return 0;
}