Rename days to 2 digits always

[advent-of-code-2019.git] / day5 / computer.sh

diff --git a/day5/computer.sh b/day5/computer.sh
deleted file mode 100644 (file)
index 529af8a..0000000
--- a/day5/computer.sh
+++ /dev/null
@@ -1,109 +0,0 @@
-#!/bin/bash
-
-exec 3<input.txt
-
-OLDIFS=$IFS
-IFS="," read -u 3 -a orig_data
-IFS=$OLDIFS
-
-run_program() {
-    data=("${orig_data[@]}")
-    pos=0
-    declare -a immediate
-    while [ $pos -le ${#data[@]} ]; do
-        loc1=${data[$((pos+1))]}
-        loc2=${data[$((pos+2))]}
-        res_loc=${data[$((pos+3))]}
-        # first, printf the value to 5 digits
-        instruction=$(printf "%05d" ${data[$pos]})
-        for (( a=0; a<3; a++ )); do
-            immediate[$((3-a))]=${instruction:$a:1}
-        done
-        instruction=${instruction:3}
-        param_count=3
-        case $instruction in
-            01|02)
-                # 01 - add, 02 multiply
-                symbol="+"
-                if [ $instruction == "02" ]; then
-                    symbol="*"
-                fi
-                val1=${data[$((pos+1))]}
-                val2=${data[$((pos+2))]}
-                if [ ${immediate[1]} -eq 0 ]; then
-                    val1=${data[$loc1]}
-                fi
-                if [ ${immediate[2]} -eq 0 ]; then
-                    val2=${data[$loc2]}
-                fi
-                data[$res_loc]=$(($val1 $symbol $val2))
-                ;;
-            03)
-                # 03 - read input
-                read -p "input: " input
-                res_loc=${data[$((pos+1))]}
-                data[$res_loc]=$input
-                param_count=1
-                ;;
-            04)
-                # 04 - output
-                if [ ${immediate[1]} -eq 1 ]; then
-                    echo ${data[$((pos+1))]}
-                else
-                    res_loc=${data[$((pos+1))]}
-                    echo ${data[$res_loc]}
-                fi
-                param_count=1
-                ;;
-            05|06)
-                # 05 - jump-if-true, 06 - jump-if-false
-                val=${data[$((pos+1))]}
-                jumpto=${data[$((pos+2))]}
-                param_count=2
-                if [ ${immediate[1]} -eq 0 ]; then
-                    val=${data[$val]}
-                fi
-                if [ ${immediate[2]} -eq 0 ]; then
-                    jumpto=${data[$jumpto]}
-                fi
-                if ( [ $val -ne 0 ] && [ "$instruction" == "05" ] ) ||
-                    ( [ $val -eq 0 ] && [ "$instruction" == "06" ] ); then
-                    pos=$jumpto
-                    continue
-                fi
-                ;;
-            07|08)
-                # 07 - is less than, 08 - is equal
-                val1=${data[$((pos+1))]}
-                val2=${data[$((pos+2))]}
-                res_pos=${data[$((pos+3))]}
-                if [ ${immediate[1]} -eq 0 ]; then
-                    val1=${data[$val1]}
-                fi
-                if [ ${immediate[2]} -eq 0 ]; then
-                    val2=${data[$val2]}
-                fi
-                data[$res_pos]=0
-                if [ "$instruction" == "07" ]; then
-                    if [ $val1 -lt $val2 ]; then
-                        data[$res_pos]=1
-                    fi
-                else
-                    if [ $val1 -eq $val2 ]; then
-                        data[$res_pos]=1
-                    fi
-                fi
-                ;;
-            99)
-                break
-                ;;
-            *)
-                echo "Invalid opcode: $instruction at position $pos"
-                exit 1
-        esac
-        pos=$(($pos+$param_count+1))
-    done
-}
-
-echo "Part 1:"
-run_program