From edface94833462d5ccb3496ed631b2d3815646ec Mon Sep 17 00:00:00 2001
From: cos <cos>
Date: Sat, 7 Dec 2019 23:09:12 +0100
Subject: Add day07, 2019

Solution search is implemented as shell scripts. Ugly and
fragile, but it got the task done.
---
 2019/rust/day07/calibrate_amplifiers.sh | 36 +++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100755 2019/rust/day07/calibrate_amplifiers.sh

(limited to '2019/rust/day07/calibrate_amplifiers.sh')

diff --git a/2019/rust/day07/calibrate_amplifiers.sh b/2019/rust/day07/calibrate_amplifiers.sh
new file mode 100755
index 0000000..917dfa7
--- /dev/null
+++ b/2019/rust/day07/calibrate_amplifiers.sh
@@ -0,0 +1,36 @@
+#!/bin/sh -e
+
+H=0
+I=0
+P=""
+for A in `seq 0 4`; do
+  for B in `seq 0 4`; do
+    for C in `seq 0 4`; do
+      for D in `seq 0 4`; do
+        for E in `seq 0 4`; do
+          [ ${A} -ne ${B} ] || continue
+          [ ${A} -ne ${C} ] || continue
+          [ ${A} -ne ${D} ] || continue
+          [ ${A} -ne ${E} ] || continue
+          [ ${B} -ne ${C} ] || continue
+          [ ${B} -ne ${D} ] || continue
+          [ ${B} -ne ${E} ] || continue
+          [ ${C} -ne ${D} ] || continue
+          [ ${C} -ne ${E} ] || continue
+          [ ${D} -ne ${E} ] || continue
+
+          O=`RUST_BACKTRACE=1 ../target/debug/day07 \
+              --mode arg --program input "${A},${I},${B},${C},${D},${E}"`
+          V=`echo "${O}" | tail -1`
+          [ "${H}" -ge "${V}" ] || {
+              P="${A},${B},${C},${D},${E}";
+              H="${V}";
+              HI="${I}";
+          }
+        done
+      done
+    done
+  done
+done
+
+echo "Highest value: ${H} for phase set ${P}"
-- 
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