package javaapplication2;
import java.util.*;
public class JavaApplication2 {
public static void main(String[] args) {
Scanner input=new Scanner(System.in);
while(input.hasNext()){
String T=input.next();
int zero=0;
for(int k=0;k<T.length();k++)if(T.charAt(k)=='0') zero++;
if(zero==T.length())System.out.print(0);
else{
int fuz=0;
for(int i=T.length()-1;i>=0;i--){
if(T.charAt(i)!='0'){
fuz++;
System.out.print(T.charAt(i));
}
else if(T.charAt(i)=='0'&& fuz>0)System.out.print(T.charAt(i));
}
}
}
System.out.println();
}
}