# include <stdio.h>
 
int isPalindrome(char s[]){
    
    int i,len;
    
    while(s[len] != '\0'){
    	len ++;
    }
    
    for(i = 0;i < len / 2;i ++){
    	if(s[i] != s[len -1 -i]){
    		return 0;
    	}
    }
    
    return 1;
}
 
int main(){
    char s[100];
    scanf("%s",s);
    printf("%s -> %d\n",s,isPalindrome(s));
    return 0;
}