258A - Little Elephant and Bits - CodeForces Solution

//Little Elephant and Bits

#include<bits/stdc++.h>

using namespace std;

void solve()

{

  string a;

  cin>>a;

  int flag=0,n=a.size();

  for(int i=0; i<n; i++)

  {

    if(a[i]=='0')

    {

      a.erase(i,1);

      flag=1;

      break;

    }

  }

  if(!flag) a.erase(0,1);

  cout<<a;

}



int main()

{

  ios_base::sync_with_stdio(0);

  cin.tie(0);

  solve();

}