作业 心里魔术

#include <stdio.h>
#include <math.h>
#include <time.h>
#include <stdlib.h>
#include <windows.h>

int main (){

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");

}