Add alt scripts to 1994/schnitzi

This required an update to the .gitignore file.

1994/schnitzi/try.sh

@@ -0,0 +1,66 @@
+#!/usr/bin/env bash
+#
+# try.sh - demonstrate IOCCC winner 1994/schnitzi
+#
+
+# make sure CC is set so that when we do make CC="$CC" it isn't empty. Doing it
+# this way allows us to have the user specify a different compiler in an easy
+# way.
+if [[ -z "$CC" ]]; then
+    CC="cc"
+fi
+
+make CC="$CC" all >/dev/null || exit 1
+
+
+read -r -n 1 -p "Press any key to run: ./schnitzi < schnitzi.c > schnitzi2.c: "
+echo 1>&2
+./schnitzi < schnitzi.c > schnitzi2.c 2>/dev/null
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: make schnitzi2: "
+echo 1>&2
+make schnitzi2
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: ./schnitzi2 < schnitzi2.c > schnitzi3.c: "
+echo 1>&2
+./schnitzi2 < schnitzi2.c > schnitzi3.c 2>/dev/null
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: make schnitzi3: "
+echo 1>&2
+make schnitzi3
+echo 1>&2
+
+
+read -r -n 1 -p "Press any key to run: diff3 schnitzi.c schnitzi2.c schnitzi3.c (space = next page, q = quit): "
+echo 1>&2
+diff3 schnitzi.c schnitzi2.c schnitzi3.c | less -rEXF
+echo 1>&2
+
+read -r -n 1 -p "Press any key to show try.txt: "
+echo 1>&2
+cat try.txt
+echo 1>&2
+
+rm -f try1.txt try2.txt try3.txt
+read -r -n 1 -p "Press any key to run: ./schnitzi < try.txt | tee try1.txt (space = next page, q = quit): "
+echo 1>&2
+./schnitzi < try.txt 2>/dev/null | tee try1.txt
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: ./schnitzi2 < try.txt | tee try2.txt (space = next page, q = quit): "
+echo 1>&2
+./schnitzi2 < try.txt 2>/dev/null | tee try2.txt
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: ./schnitzi3 < try.txt | tee try3.txt (space = next page, q = quit): "
+echo 1>&2
+./schnitzi3 < try.txt 2>/dev/null | tee try3.txt
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: diff3 try1.txt try2.txt try3.txt: "
+echo 1>&2
+diff3 try1.txt try2.txt try3.txt && echo "All three files are the same!"
+echo 1>&2