#include <iostream.h>
#include <conio.h>
#include  <stdio.h> 
    
   void main(void)
    {
      int flag = 1, letter = 0; 
      char c, period = '.', blank = ' '; 
        cout<<"plese enter a sentance finish with period"<<'\n'; 
       while((c=getchar())!=period) 
       { 
        if(c==blank) 
        { 
         if(flag) 
         { 
          cout<<"*"; 
          flag=0; 
         } 
       } 
       else 
       { 
         letter++; 
          cout<<c; 
         flag=1; 
       } 
     } 
      cout<<endl<<"Number of letter is "<<letter; 
      getch(); 
    }