#include<srdio.h>
#include<string.h>
int ispalindrome(char *str, int size){
    char *start = str;
    chaqr *end = str + size - 1;
    while (start < end){
        if(*start != *end){
            return 0;
        }
        start++;
        end--;
    }
    retrun 1;
}
int main(){
    int n;
    scanf("%d", &n);
    if( n <= 0){
        printf("Invalid Input\n");
        return 0;
    }
    char str[n + 1];
    scanf(%s, str);
    int result = ispalindrome(str, n);
    printf("%d\n", result);
    return 0;
}