百钱买百鸡

#include"iostream.h"
void main()
{
    int x,y,z;
x=0;
while(x<=20)
{
  y=0;
  while(y<=33)
  {
   z=100-x-y;
   if(5.0*x+3.0*y+z/3.0==100.0)
      cout<<"公鸡的个数："<<x<<"母鸡的个数："<<y<<"小鸡的个数："<<z<<endl;
   y++;
  }
  x++;
}