chardiff_pre.c


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/* Copyright (C) 2011, 2013-2015 Luke Shumaker <lukeshu@sbcglobal.net> */
#include <stdio.h>

int
main () {
	int c;
	while ((c = getchar()) != EOF) {
		switch (c) {
			case '\n': puts("\\n"); break;
			case '\\': puts("\\\\"); break;
			default: printf("%c\n",c); break;
		}
	}
	return 0;
}