124

#include <iostream>
#include <stdio.h>
#include <string.h>
int main()
{
  int s=0,N=0;
char S1[100];
char S2[4]={'1','2','3','4'};
//int z;
//char S3[100];
gets(S1);
int z=0;
for(int i=0;i < strlen(S1);i++)
   {
    if ((S1[i] != S2[0])&&(S1[i] != S2[1])&&(S1[i] != S2[2])&&(S1[i] != S2[3]))
      {
    s++;;
      }
    }
    const int x=s;

    char S3[x];

    for(int i=0;i<strlen(S1);i++)
    {
      if((S1[i] != S2[0])&&(S1[i] != S2[1])&&(S1[i] != S2[2])&&(S1[i] != S2[3]))
      {

      S3[N]=S1[i];

      N++;
      }

    }

      for(int i=0;i<s;i++)
      {
    printf("%c",S3[i]);
      }

    return 0;
}