Ex_1.10_TbsBlnkSpaces.c

/**
 * Exercise 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 \\.
 * This makes tabs and backspaces visible in an unambiguous way.
 *
 * */

#include<stdio.h>

int main(void)
{
	int c;

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

		if(c == '\b')
		{
			putchar('\\');
			putchar('b');
		}

		if(c == '\\')
		{
			putchar('\\');
			putchar('\\');
		}

		if(c != '\t' && c != '\b' && c != '\\')
			putchar(c);
	}
	return 0;
}