void main()
{ int x=0,y,z;
  while(x<=19)
    {y=0;
      while(y<=33)
        {z=100-x-y;
        if (5.0*x+3*y+z/3.0==100.0)
      printf("%d %d %d\n",x,y,z,);
          x++;
        }
        z++;
      }
  }

谢谢