View Code of Problem 52

#include<stdio.h>
#include<string.h>
#include<math.h>
int main(){
	char arr[101];
	gets(arr);
	int len = strlen(arr);
	int i;
	char temp;
	for(i = 0;i < len/2; i++){
		temp = arr[i];
		arr[i] = arr[len-i-1];
		arr[len-i-1] = temp;
	}
	arr[len] = '\0';
	printf("%s",arr);
	return 0;
}