Day 24

24/analysis.txt

@@ -0,0 +1,79 @@
+w=i0
+x=1
+y=i0+2
+z=i0+2
+
+w=i1
+x=1
+y=i1+16
+z=26*(i0+2)+i1+16
+
+w=i2
+x=1
+y=i2+9
+z=26*(26*(i0+2)+i1+16)+i2+9
+
+w=i3
+x=1
+y=i3
+z=26*(26*(26*(i0+2)+i1+16)+i2+9)+i3
+
+w=i4
+x=0
+y=0
+z=26*(26*(i0+2)+i1+16)+i2+9
+[i4==i3-8]
+
+w=i5
+x=1
+y=i5+12
+z=26*(26*(26*(i0+2)+i1+16)+i2+9)+i5+12
+[i4==i3-8]
+
+w=i6
+x=0
+y=0
+z=26*(26*(i0+2)+i1+16)+i2+9
+[i4==i3-8][i6==i5-4]
+
+w=i7
+x=0
+y=0
+z=26*(i0+2)+i1+16
+[i4==i3-8][i6==i5-4][i7==i2+5]
+
+w=i8
+x=1
+y=i8+3
+z=26*(26*(i0+2)+i1+16)+i8+3
+[i4==i3-8][i6==i5-4][i7==i2+5]
+
+w=i9
+x=0
+y=0
+z=26*(i0+2)+i1+16
+[i4==i3-8][i6==i5-4][i7==i2+5][i9=i8]
+
+w=i10
+x=1
+y=i10+9
+z=26*(26*(i0+2)+i1+16)+i10+9
+[i4==i3-8][i6==i5-4][i7==i2+5][i9=i8]
+
+w=i11
+x=0
+y=0
+z=26*(i0+2)+i1+16
+[i4==i3-8][i6==i5-4][i7==i2+5][i9=i8][i11=i10+2]
+
+w=i12
+x=0
+y=0
+z=i0+2
+[i4==i3-8][i6==i5-4][i7==i2+5][i9=i8][i11=i10+2][i12=i1+1]
+
+w=i13
+x=0
+y=0
+z=0
+[i4==i3-8][i6==i5-4][i7==i2+5][i9==i8][i11==i10+2][i12==i1+1][i13==i0-5]

24/interpreter.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+program=''
+input=$1
+input_i=0
+while read line; do
+  case $line in
+    "inp"*)
+      program="${program}${line:4}"'=${input:$input_i:1};input_i=$((input_i+1));'
+      ;;
+    "add"*)
+      program="${program}${line:4:1}="'$(('"${line:4:1}+${line:6}"'))'";"
+      ;;
+    "mul"*)
+      program="${program}${line:4:1}="'$(('"${line:4:1}*${line:6}"'))'";"
+      ;;
+    "div"*)
+      program="${program}${line:4:1}="'$(('"${line:4:1}/${line:6}"'))'";"
+      ;;
+    "mod"*)
+      program="${program}${line:4:1}="'$(('"${line:4:1}%${line:6}"'))'";"
+      ;;
+    "eql"*)
+      program="${program}${line:4:1}="'$(('"${line:4:1}==${line:6}"'))'";"
+      ;;
+  esac
+done
+
+w=0
+x=0
+y=0
+z=0
+eval $program
+
+echo w=$w
+echo x=$x
+echo y=$y
+echo z=$z