100644 blob 48faf2c30bcf3bd6601fd9d3a47e11691c615a8d	find.c
100644 blob c0193bce3693cf01c7ce69bdd8ecd2da490e8193	grep.c
100644 blob a92777eb7ec34b7bb8fe3f0637106dbb71a2fc02	which.c
100644 blob c5f7b208c425cb2cebc7c168a5c7cca045779655	xargs.c