# include <stdio.h>
 
int isPalindrome(char s[]){
    int len = 0;
 
    while (s[len] != '\0') {
        len++;
    }
 
for (int i = 0; i < len / 2; i++) {
        if (s[i] != s[len - 1 - i]) {
            return 0; //回文になっていないとき０を返す）
        }
    }
 
       return 1; //回文になっているとき１を返す
 
}
 
 
int main(){
    char s[100];
    scanf("%s",s);
    printf("%s -> %d\n",s,isPalindrome(s));
    return 0;
}
 
 

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