#include<stdio.h>
#include<math.h>
int Prime(int n)//判断素数的工具(8以上有效)
{
    
    for (int i = 2; i <= int(sqrt(n)); i ++)
        while (n% i == 0 )
            return 0;
    return 1;

}

int div(int array[10], int a)
{
    int i=0, j=0;
    while (a != 0)
    {
    
        array[i] = a % 10;
        a /= 10;
        i++;
    }

    return i;
    
}

int main()
{
    int a; int b,k=0;
    int i = 0, j = 0;
    int Array[10] = { 0 };
    p:printf("请输入一个大于10的整数(输入回文素数有奖励):\n");
    scanf_s("%d",&a );
    j=div(Array, a)-1;
    b = Prime(a);
    if (b == 0)
        goto p;
    for (i = j; i>= 0; i--)
        printf("%d", Array[i]);
    {
        printf("是%d位素数", div(Array, a));
        while (i <= j)
        {
            i = 0;
            if (Array[i] != Array[j - i])
                break;
            i++;
            printf("且是回文素数\n");
            goto p;
        }printf("但不是回文素数\n");
    }

}