View Code of Problem 52

//练习

#include <stdio.h>
#include<stdlib.h>
#include<math.h>
#include<string.h>

int main(){
	
	char a[100];
	gets(a);
	int len = strlen(a);
	for(int i = len-1;i>=0;i--){
		printf("%c",a[i]);
	} 
	
	 
}