#include <iostream>
using namespace std;
#include<string.h>

int main() {
	char s1[50]="BANANA";
	int n=strlen(s1)-1;
	for(int i=0;i<n;i++)
	{
		char temp=s1[i];
		s1[i]=s1[n];
		s1[n]=temp;
		n--;
	}
	printf("string is=%s",s1);
	
	return 0;
}