我是考古学家，这旧石壁

#include<stdio.h>
#include<stdlib.h>
#include<time.h>
int main()
{
int x,y,s,t=0,i;
srand((int)(time(0)));
for(i=1; i<=10; i++)
{
do
{
x=rand()%181+20;
y=rand()%8+2;
} while(x%y);
printf("%d/%d=",x,y);
printf("Please input the answer:\n");
scanf("%d",&s);
if(s==x/y)
{
t+=10;
printf("Ok !\n");
}
else
printf("Error !\n");
}
printf("score=%d\n",t);
return 0;
}

萨米