'

//exercise_3-2.c

#include <stdio.h>

void escape(char *s, char *t) // remember to account for '\0'
{

	while (*t != '\0')
	{

		switch(*t)
		{

			case '\t':
				*s++ = '\\';
				*s++ = 't';
				t++;
				break;
			case '\n':
				*s++ = '\\';
				*s++ = 'n';
				t++;
				break;
			case '\'':
				*s++ = '\\';
				*s++ = '\'';
				t++;
				break;
			case '\\':
				*s++ = '\\';
				*s++ = '\\';
				t++;
				break;
			case '\b':
				*s++ = '\\';
				*s++ = 'b';
				t++;
				break;
			default:
				*s++ = *t++;
				break;

		}

	}

	// what about '\0'?
	
	*s = *t;

}

int main()
{
	char t[1000] = "Z	E	R	G";

	char s[1000];

	escape(s,t);

	printf("%s\n",s);
	
return 0;
}