心理魔术

# include "stdio.h"
# include "stdlib.h"
# include <time.h>
int main(int argc,char*argv[])
{
 int i;
 char c,gu;
 srand((unsigned)time(NULL));
 
 c=6;
 gu=rand()%6+1;
 for(i=1;i<=100;i++)
 {
  c=rand()%31+1;
  if(c>7&&c<13)
           c=17;
  if(i%9==0)    
           printf("%d.%c\t",i,gu)  ;
  else
           printf("%d.%c\t",i,c)  ;
  if(i%5==0)
           printf("\n");
  
 }
 
 getchar();
 printf("the icon you guess is:\n");
 for(i=1;i<10;i++)
 printf("%c ",gu);
 printf("\n");
 return 0;
 
}