# include <stdio.h>
 
int isPalindrome(char s[]){
	//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
 
	int i=0;
	int j;
	while(s[i]!='\0'){ i++; } //文字数を数える
 
	while(j<=i/2){
		if(s[j]==s[i-(1+j)]) j++;
		else return 0;
	}
	return 1;
}
 
//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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

cmVwYXBlcg==

repaper