# include <stdio.h>
int isPalindrome(char s[]){
int i,j=0;
for(i=0;s[i+1]!='\0';i++){
while(i<=j){
if(s[i--]!=s[j++]){
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];
printf("%s -> %d\n",s
,isPalindrome
(s
)); return 0;
}
IyBpbmNsdWRlIDxzdGRpby5oPgoKaW50IGlzUGFsaW5kcm9tZShjaGFyIHNbXSl7CglpbnQgaSxqPTA7Cglmb3IoaT0wO3NbaSsxXSE9J1wwJztpKyspewoJCQl3aGlsZShpPD1qKXsKCQkJaWYoc1tpLS1dIT1zW2orK10pewoJCQkJcmV0dXJuIDA7CgkJCX1yZXR1cm4gMTsKCQl9Cgl9CgkKfQoKLy/jg6HjgqTjg7PplqLmlbDjga/mm7jjgY3mj5vjgYjjgarjgY/jgabjgojjgYTjgafjgZkKaW50IG1haW4oKXsKICAgIGNoYXIgc1sxMDBdOwogICAgc2NhbmYoIiVzIixzKTsKICAgIHByaW50ZigiJXMgLT4gJWRcbiIscyxpc1BhbGluZHJvbWUocykpOwogICAgcmV0dXJuIDA7Cn0K