#include<iostream.h>
#include<string.h>

void main()
{ char s[255];
  char a[255]="";
  char *p;
  cin>>s;
  int i=0;
  while(s[i]!='*')
	{ a[i]=s[i];
	  i++;
	}
  a[i+1]='\0';
  strcpy(s,s+i);
  p=strstr(s,a);
  while(strstr(p,a))
  {  p=strstr(p,a);
	 if((p-1)[0]=='*' && (p+strlen(a))[0]=='*')
	   strcpy(p,p+strlen(a));
	 else p=p+strlen(a);
  }
  cout<<s;
}

sau

include<fstream.h>
#include<string.h>
ifstream fin("sir.in");
void main()
{ cout<<endl;
  char s[255], x[30];
  fin.get(x,30,'*');
  while(!fin.eof())
  { fin.get();
	fin.get(s,255,'*');
	if(strcmp(x,s)!=0) cout<<"*"<<s;
	else cout<<"*";
  }
}