#include <stdio.h>
#include <stdlib.h>

struct palindrome_info {
    int a;
    int b;
    int palindrome;
};


int makepalindrome(int n) {
    int p = n*1000;
    p += 100 * (n%10);
    p += 10 * ((n/10)%10);
    p += (n/100)%10;
    return p;
}

struct palindrome_info* largestpalindrome() {
    struct palindrome_info* info = malloc(sizeof(struct palindrome_info));
    info->a = 0;
    info->b = 0;
    info->palindrome = 0;
    int p,a;
    for(int i = 999; i > 0; i--) {
        p = makepalindrome(i);
        a = 999;
        while(a > 0 && p%a != 0) a--;
        if(a > 0 && p/a < 1000) {
            info->palindrome = p;
            info->a = a;
            info->b = p/a;
            return info;
        }
    }
    free(info);
    return NULL;
}

int main( int argc, char *argv[] ) {
    struct palindrome_info* info = largestpalindrome();
    if(info != NULL) {
        printf("A: %d\n",info->a);
        printf("B: %d\n",info->b);
        printf("Palindrom: %d\n",info->palindrome);
        free(info);
    }
	return 0;
}