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2019 Day 11 Complete

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Brian Buller 2019-12-11 08:09:57 -06:00
parent 7d16f1fa5a
commit 0362762d6f
2 changed files with 189 additions and 0 deletions
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1
2019/day11/input Normal file
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3,8,1005,8,301,1106,0,11,0,0,0,104,1,104,0,3,8,102,-1,8,10,1001,10,1,10,4,10,1008,8,0,10,4,10,1002,8,1,29,1,1103,7,10,3,8,102,-1,8,10,101,1,10,10,4,10,108,1,8,10,4,10,1002,8,1,54,2,103,3,10,2,1008,6,10,1006,0,38,2,1108,7,10,3,8,102,-1,8,10,1001,10,1,10,4,10,108,1,8,10,4,10,1001,8,0,91,3,8,1002,8,-1,10,1001,10,1,10,4,10,1008,8,0,10,4,10,101,0,8,114,3,8,1002,8,-1,10,101,1,10,10,4,10,1008,8,1,10,4,10,1001,8,0,136,3,8,1002,8,-1,10,1001,10,1,10,4,10,1008,8,1,10,4,10,1002,8,1,158,1,1009,0,10,2,1002,18,10,3,8,102,-1,8,10,101,1,10,10,4,10,108,0,8,10,4,10,1002,8,1,187,2,1108,6,10,3,8,1002,8,-1,10,1001,10,1,10,4,10,108,0,8,10,4,10,1002,8,1,213,3,8,1002,8,-1,10,101,1,10,10,4,10,1008,8,1,10,4,10,1001,8,0,236,1,104,10,10,1,1002,20,10,2,1008,9,10,3,8,102,-1,8,10,101,1,10,10,4,10,108,0,8,10,4,10,101,0,8,269,1,102,15,10,1006,0,55,2,1107,15,10,101,1,9,9,1007,9,979,10,1005,10,15,99,109,623,104,0,104,1,21102,1,932700598932,1,21102,318,1,0,1105,1,422,21102,1,937150489384,1,21102,329,1,0,1105,1,422,3,10,104,0,104,1,3,10,104,0,104,0,3,10,104,0,104,1,3,10,104,0,104,1,3,10,104,0,104,0,3,10,104,0,104,1,21101,46325083227,0,1,21102,376,1,0,1106,0,422,21102,3263269927,1,1,21101,387,0,0,1105,1,422,3,10,104,0,104,0,3,10,104,0,104,0,21102,988225102184,1,1,21101,410,0,0,1105,1,422,21101,868410356500,0,1,21102,1,421,0,1106,0,422,99,109,2,21202,-1,1,1,21102,1,40,2,21102,1,453,3,21102,1,443,0,1105,1,486,109,-2,2106,0,0,0,1,0,0,1,109,2,3,10,204,-1,1001,448,449,464,4,0,1001,448,1,448,108,4,448,10,1006,10,480,1102,1,0,448,109,-2,2106,0,0,0,109,4,1201,-1,0,485,1207,-3,0,10,1006,10,503,21101,0,0,-3,22101,0,-3,1,21201,-2,0,2,21102,1,1,3,21101,0,522,0,1105,1,527,109,-4,2106,0,0,109,5,1207,-3,1,10,1006,10,550,2207,-4,-2,10,1006,10,550,22102,1,-4,-4,1105,1,618,21201,-4,0,1,21201,-3,-1,2,21202,-2,2,3,21102,569,1,0,1106,0,527,22101,0,1,-4,21101,0,1,-1,2207,-4,-2,10,1006,10,588,21102,1,0,-1,22202,-2,-1,-2,2107,0,-3,10,1006,10,610,21201,-1,0,1,21101,610,0,0,105,1,485,21202,-2,-1,-2,22201,-4,-2,-4,109,-5,2105,1,0

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2019/day11/main.go Normal file
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package main
import (
"fmt"
"io/ioutil"
"os"
"strings"
"sync"
"time"
intcode "git.bullercodeworks.com/brian/adventofcode/2019/intcode-processor"
helpers "git.bullercodeworks.com/brian/adventofcode/helpers"
)
// Pass the program name and the problem part number in parameters
// Default: "input", and part 2
func main() {
progFileName := "input"
part := 2
if len(os.Args) > 1 {
progFileName = os.Args[1]
if len(os.Args) == 3 {
part = helpers.Atoi(os.Args[2])
}
}
dat, err := ioutil.ReadFile(progFileName)
if err != nil {
fmt.Println("Error reading program file:", err.Error())
os.Exit(1)
}
var prog []int
stringDat := strings.TrimSpace(string(dat))
for _, v := range strings.Split(stringDat, ",") {
prog = append(prog, helpers.Atoi(v))
}
// Pass the program and the problem part to solve:
solve(prog, part)
}
func solve(inp []int, pt int) {
painter := NewPainter()
if pt == 2 {
painter.Paint(1)
}
p := intcode.NewProgram(inp)
go func() {
for {
for !p.NeedsInput() {
time.Sleep(1)
}
p.Input(painter.GetPanelColor())
for !p.NeedsOutput() {
time.Sleep(1)
}
painter.Paint(p.Output())
for !p.NeedsOutput() {
time.Sleep(1)
}
painter.Turn(p.Output())
switch p.State() {
case intcode.RET_ERR:
panic(p.Error())
case intcode.RET_DONE:
break
}
}
}()
res := p.Run()
if res == intcode.RET_DONE {
fmt.Println("DONE")
} else if res == intcode.RET_ERR {
fmt.Println("ERROR")
}
painter.Print()
fmt.Println("Painted Panels:", len(painter.panels))
fmt.Println("Paint Used:", painter.paintCount)
}
const (
DIR_N = iota
DIR_E
DIR_S
DIR_W
)
type Painter struct {
dir int
loc helpers.Coordinate
panels map[string]int
paintCount int
minX, minY int
maxX, maxY int
panelMutex *sync.Mutex
}
func NewPainter() *Painter {
p := Painter{
dir: DIR_N,
loc: helpers.Coordinate{X: 0, Y: 0},
panels: make(map[string]int),
panelMutex: &sync.Mutex{},
}
return &p
}
func (p *Painter) GetPanelColor() int {
if v, ok := p.panels[p.loc.String()]; ok {
return v
}
return 0
}
func (p *Painter) Paint(color int) {
p.panelMutex.Lock()
p.panels[p.loc.String()] = color
p.paintCount++
p.panelMutex.Unlock()
}
func (p *Painter) Turn(dir int) {
if dir == 0 {
p.dir--
} else {
p.dir++
}
if p.dir == DIR_W+1 {
p.dir = DIR_N
} else if p.dir == DIR_N-1 {
p.dir = DIR_W
}
// After turning we move forward
switch p.dir {
case DIR_N:
p.loc.Y--
case DIR_E:
p.loc.X++
case DIR_S:
p.loc.Y++
case DIR_W:
p.loc.X--
}
if p.loc.X < p.minX {
p.minX = p.loc.X
}
if p.loc.X > p.maxX {
p.maxX = p.loc.X
}
if p.loc.Y < p.minY {
p.minY = p.loc.Y
}
if p.loc.Y > p.maxY {
p.maxY = p.loc.Y
}
}
func (p *Painter) Print() {
for x := p.minX; x <= p.maxX; x++ {
for y := p.minY; y <= p.maxY; y++ {
c := helpers.Coordinate{x, y}
if c.X == p.loc.X && c.Y == p.loc.Y {
switch p.dir {
case DIR_N:
fmt.Print("^")
case DIR_E:
fmt.Print(">")
case DIR_S:
fmt.Print("v")
case DIR_W:
fmt.Print("<")
}
} else {
p.panelMutex.Lock()
if v, ok := p.panels[c.String()]; ok {
if v == 1 {
fmt.Print("#")
} else {
fmt.Print(".")
}
} else {
fmt.Print(".")
}
p.panelMutex.Unlock()
}
}
fmt.Println()
}
}