#include<stdio.h>
void main()
{
      int cock,hen,chick,count=0;
      for(cock=0;cock<=20;cock++)            
        for(hen=0; hen<=33; hen++)    {
            chick=100-cock-hen;
            if(chick%3==0&&
                                  5*cock+3*hen+chick/3==100){   
                           count++;
                          printf("(%d)cock=%d  hen=%d                                    
                        chick=%d\n“,count,cock,hen,chick);              
            }
               }
     }