lt613.c

软件编程入门丛书《C语言程序设计》源代码。

# include "stdio.h"
enum color 
{ 
black,blue,red,yellow,white 
}
 i,j,k,p;
void main()
 {
 int n=0,l;
 for (i=black;i<=white;i++)
   for (j=black;j<=white;j++)
   if (i!=j)
    for (k=black;k<=white;k++)
      if ((k!=i)&&(k!=j))
       { n++;
 	printf("%-5d",n);
 	 for(l=1;l<=3;l++)
 	  { switch(l)
 	    {case 1:p=i;break;
 	     case 2:p=j;break;
 	     case 3:p=k;
 	     }
 	     switch(p)
 	     {case black:printf("%-10s","black");break;
 	      case blue:printf("%-10s","blue");break;
 	      case red:printf("%-10s","red");break;
 	      case yellow:printf("%-10s","yellow");break;
 	      case white:printf("%-10s","white");
 	      }
 	      printf("\t");
 	      }
 	      printf("\n");
 	      }
 	      printf("\ntotal:%5d\n",n);
       }