/*
 * Problem 1-10
 * Write a program to copy its input to its output, 
 * replacing each tab by \t, each backspace by \b, and 
 * each backslash by \\.
 * Copyright (c) 1998 by John Weber.  All rights reserved.
 */
#include <stdio.h>

int main(void)
{
	char c;

	while( (c = getchar()) != EOF ) {
		if( c == '\t' ) { putchar('\\'); putchar('t'); }
		else if( c == '\\' ) { putchar('\\'); putchar('\\'); }
		else putchar(c);
	}

	return 0;
}