#include <stdio.h>
int ispalin(char *str, int i, int j){
if(i>=j) return 1;
if(str[j] != str[i]) return 0;
ispalin(str,++i,--j);
}
int main(void) {
// your code goes here
char *str = "aba";
int result
= ispalin
(str
, 0, strlen(str
)-1); return 0;
}
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