>>247
#include <stdio.h>
#include <string.h>
void reversePrint(const char * p) {if (* p != '\0') {reversePrint(p + 1); putchar(* p);}}
int main() {char buf[1000]; if (fgets(buf, sizeof(buf), stdin) != NULL) {* strchr(buf, '\n') = '\0'; reversePrint(buf);} return 0;}