View Code of Problem 50

#include <stdio.h>
#include <string.h>
int main()
{
  int i,len,s = 0;
  int j = 0;
  char str1[80],str2[80];
  scanf("%s",str1);
  len = strlen(str1);
  for(i=0;i<len;i++)
  {
    if(str1[i]<='9' && str1[i]>='0')
    {
      str2[j] = str1[i];
      j++;
      s = 0;
    }
    else
    {
      if(s = 0)
      {
        str2[j] = '*';
        j++;
        s = 1;
      }
    }
  }
  printf("%s",str2);
  return 0;
}

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