# include <stdio.h>
 
int isPalindrome(char s[]){
		int i, p=0;
while (s[p] !='\0')p++;
 
for(i=0;i<p/2;i++){
	if(s[i] != s[p-1-i])
	return 0;
}
	return 1;
	//関数の中だけを書き換えてください
	//回文になっているとき１を返す
	//回文になっていないとき０を返す
}
 
//メイン関数は書き換えなくてよいです
int main(){
    char s[100];
    scanf("%s",s);
    printf("%s -> %d\n",s,isPalindrome(s));
    return 0;
}
 

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