#include <stdio.h>
#include <Windows.h>
#include "..\myheader.h"
#define MAX 50

void setPosition(int X, int Y)
{
	HANDLE Screen;
	Screen = GetStdHandle(STD_OUTPUT_HANDLE);
	COORD Position = { X, Y };

	SetConsoleCursorPosition(Screen, Position);
}

int main() {
	char flip[MAX+1];
	int len= 0, i, k, counter;

	fgets(flip, MAX, stdin);
	fseek(stdin, 0, SEEK_END);

	for (int c = 1; flip[c] != '\0'; c++) {
		len++;
	}

	for(i= 0, k = len-1; i<k;i++,k--){
			setPosition(i, 2);
			printf("%c", flip[k]);
			Sleep(750);

			setPosition(k, 2);
			printf("%c", flip[i]);
			Sleep(750);
	}
}