Preparations for 2023

cmd/adventOfCode/main.go

@@ -5,36 +5,36 @@ import (
 	"os"
 	"strconv"
 
-	"rpjosh.de/adventOfCode2022/internal/day_01"
-	"rpjosh.de/adventOfCode2022/internal/day_02"
-	"rpjosh.de/adventOfCode2022/internal/day_03"
-	"rpjosh.de/adventOfCode2022/internal/day_04"
-	"rpjosh.de/adventOfCode2022/internal/day_05"
-	"rpjosh.de/adventOfCode2022/internal/day_06"
-	"rpjosh.de/adventOfCode2022/internal/day_07"
-	"rpjosh.de/adventOfCode2022/internal/day_08"
-	"rpjosh.de/adventOfCode2022/internal/day_09"
-	"rpjosh.de/adventOfCode2022/internal/day_10"
-	"rpjosh.de/adventOfCode2022/internal/day_11"
-	"rpjosh.de/adventOfCode2022/internal/day_12"
-	"rpjosh.de/adventOfCode2022/internal/day_13"
-	"rpjosh.de/adventOfCode2022/internal/day_14"
-	"rpjosh.de/adventOfCode2022/internal/day_15"
-	"rpjosh.de/adventOfCode2022/internal/day_16"
-	"rpjosh.de/adventOfCode2022/internal/day_17"
-	"rpjosh.de/adventOfCode2022/internal/day_18"
-	"rpjosh.de/adventOfCode2022/internal/day_19"
-	"rpjosh.de/adventOfCode2022/internal/day_20"
-	"rpjosh.de/adventOfCode2022/internal/day_21"
-	"rpjosh.de/adventOfCode2022/internal/day_22"
-	"rpjosh.de/adventOfCode2022/internal/day_23"
-	"rpjosh.de/adventOfCode2022/internal/day_24"
-	"rpjosh.de/adventOfCode2022/internal/day_25"
-	"rpjosh.de/adventOfCode2022/pkg/utils"
+	"rpjosh.de/adventOfCode/internal/2023/day_01"
+	"rpjosh.de/adventOfCode/internal/2023/day_02"
+	"rpjosh.de/adventOfCode/internal/2023/day_03"
+	"rpjosh.de/adventOfCode/internal/2023/day_04"
+	"rpjosh.de/adventOfCode/internal/2023/day_05"
+	"rpjosh.de/adventOfCode/internal/2023/day_06"
+	"rpjosh.de/adventOfCode/internal/2023/day_07"
+	"rpjosh.de/adventOfCode/internal/2023/day_08"
+	"rpjosh.de/adventOfCode/internal/2023/day_09"
+	"rpjosh.de/adventOfCode/internal/2023/day_10"
+	"rpjosh.de/adventOfCode/internal/2023/day_11"
+	"rpjosh.de/adventOfCode/internal/2023/day_12"
+	"rpjosh.de/adventOfCode/internal/2023/day_13"
+	"rpjosh.de/adventOfCode/internal/2023/day_14"
+	"rpjosh.de/adventOfCode/internal/2023/day_15"
+	"rpjosh.de/adventOfCode/internal/2023/day_16"
+	"rpjosh.de/adventOfCode/internal/2023/day_17"
+	"rpjosh.de/adventOfCode/internal/2023/day_18"
+	"rpjosh.de/adventOfCode/internal/2023/day_19"
+	"rpjosh.de/adventOfCode/internal/2023/day_20"
+	"rpjosh.de/adventOfCode/internal/2023/day_21"
+	"rpjosh.de/adventOfCode/internal/2023/day_22"
+	"rpjosh.de/adventOfCode/internal/2023/day_23"
+	"rpjosh.de/adventOfCode/internal/2023/day_24"
+	"rpjosh.de/adventOfCode/internal/2023/day_25"
+	"rpjosh.de/adventOfCode/pkg/utils"
 )
 
 func main() {
-	year := 2022
+	year := 2023
 	day := 1
 	if len(os.Args) >= 2 && os.Args[1] != "" {
 		var err error

go.mod

@@ -1,3 +1,3 @@
-module rpjosh.de/adventOfCode2022
+module rpjosh.de/adventOfCode
 
 go 1.18

internal/2022/day_01/in.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"strings"
 
-	"rpjosh.de/adventOfCode2022/pkg/utils"
+	"rpjosh.de/adventOfCode/pkg/utils"
 )
 
 type Day struct{}

internal/2022/day_11/in.go

@@ -0,0 +1,154 @@
+package day_11
+
+import (
+	"fmt"
+	"strings"
+
+	"rpjosh.de/adventOfCode/pkg/utils"
+)
+
+type Day struct{}
+
+type MonkeyData struct {
+	operation      MonkeyOperation
+	test           MonkeyTest
+	items          []int
+	inspectedItems int
+}
+
+type MonkeyOperation struct {
+	multiply  bool
+	sameValue bool
+	value     int
+}
+
+type MonkeyTest struct {
+	divValue     int
+	trueThrowTo  int
+	falseThrowTo int
+}
+
+func (d *Day) Part1(in string) string {
+	return d.Perform(in, false, 20)
+}
+
+func (d *Day) Part2(in string) string {
+	return d.Perform(in, true, 10000)
+}
+
+func (d *Day) Perform(in string, part2 bool, iterations int) string {
+	var monkeys []MonkeyData
+
+	part2DivValues := 1
+	for i, val := range strings.Split(in, "\n") {
+		mongo := i / 7
+
+		// Parse monkey data
+		switch i % 7 {
+		case 0:
+			{
+				monkeys = append(monkeys, MonkeyData{})
+			}
+		case 1:
+			{
+				// Starting items
+				items := strings.Split(val[18:], ", ")
+				//monkeys[mongo].items = make([]int, 10)
+				for _, item := range items {
+					monkeys[mongo].items = append(monkeys[mongo].items, utils.ToInt(item))
+				}
+			}
+		case 2:
+			{
+				// Operation >19<old
+				op := val[23:]
+				monkeys[mongo].operation.multiply = op[0:1] == "*"
+				monkeys[mongo].operation.sameValue = op[2:] == "old"
+
+				if !monkeys[mongo].operation.sameValue {
+					monkeys[mongo].operation.value = utils.ToInt(op[2:])
+				}
+			}
+		case 3:
+			{
+				// Test
+				monkeys[mongo].test.divValue = utils.ToInt(val[21:])
+
+				// That the values are getting not to big,
+				part2DivValues *= utils.ToInt(val[21:])
+			}
+		case 4:
+			{
+				// test true
+				monkeys[mongo].test.trueThrowTo = utils.ToInt(val[29:])
+			}
+		case 5:
+			{
+				//test false
+				monkeys[mongo].test.falseThrowTo = utils.ToInt(val[30:])
+			}
+		}
+	}
+
+	for i := 0; i < iterations; i++ {
+		for mongo := range monkeys {
+
+			monk := &monkeys[mongo]
+			// Inspect items
+			for item := range monk.items {
+
+				// Execute operation
+				operationValue := monk.operation.value
+				if monk.operation.sameValue {
+					operationValue = monk.items[item]
+				}
+				if monk.operation.multiply {
+					monk.items[item] = monk.items[item] * operationValue
+				} else {
+					monk.items[item] = monk.items[item] + operationValue
+				}
+
+				// Monkey gets bored
+				if !part2 {
+					monk.items[item] /= 3
+				} else {
+					monk.items[item] = monk.items[item] % part2DivValues
+					//fmt.Printf("Number: %d\n", monk.items[item])
+				}
+
+				// Is it diviable?
+				var throwTo int
+				if monk.items[item]%monk.test.divValue == 0 {
+					throwTo = monk.test.trueThrowTo
+				} else {
+					throwTo = monk.test.falseThrowTo
+				}
+				monkeys[throwTo].items = append(monkeys[throwTo].items, monk.items[item])
+
+				monk.inspectedItems++
+			}
+
+			// clear items
+			monk.items = nil
+		}
+
+		//fmt.Printf("\nRound %d\n", i)
+		//for i, monkey := range monkeys {
+		//	fmt.Printf("Monkey %d: %s\n", i, monkey.items)
+		//}
+	}
+
+	maxOne := 0
+	maxTwo := 0
+
+	for _, monkey := range monkeys {
+		if monkey.inspectedItems > maxOne {
+			maxTwo = maxOne
+			maxOne = monkey.inspectedItems
+		} else if monkey.inspectedItems > maxTwo {
+			maxTwo = monkey.inspectedItems
+		}
+	}
+
+	return fmt.Sprintf("%d", maxOne*maxTwo)
+}

internal/2022/day_12/in.go

@@ -0,0 +1,244 @@
+package day_12
+
+import (
+	"fmt"
+	"strings"
+	"time"
+)
+
+type Day struct {
+	heightMap [][]rune
+	visited   [][]bool
+
+	currentPosition     Position
+	destinationPosition Position
+}
+
+type Position struct {
+	row    int
+	column int
+}
+
+const MaxInt = int(^uint(0) >> 1)
+
+func (d *Day) Part1(in string) string {
+
+	// Parse map
+	for i, val := range strings.Split(in, "\n") {
+		d.heightMap = append(d.heightMap, make([]rune, len(val)))
+		d.visited = append(d.visited, make([]bool, len(val)+2))
+
+		for c := 0; c < len(val); c++ {
+			d.heightMap[i][c] = rune(val[c])
+			d.visited[i][c] = false
+
+			strVal := val[c : c+1]
+			if strVal == "S" {
+				d.currentPosition = Position{i, c}
+
+				min := "a"
+				d.heightMap[i][c] = rune(min[0])
+
+				d.visited[i][c] = true
+			} else if strVal == "E" {
+				d.destinationPosition = Position{i, c}
+
+				min := "z"
+				d.heightMap[i][c] = rune(min[0])
+			}
+		}
+	}
+	d.visited = append(d.visited, make([]bool, 220))
+
+	//fmt.Printf("\n%s\n", d.heightMap[0])
+	i, _ := d.makeOneStep(d.visited, d.currentPosition, 0)
+	return fmt.Sprintf("%d", i)
+}
+
+// Brute force the shortest way :)
+// Positions already visited are ignored
+func (d *Day) makeOneStep(visited [][]bool, pos Position, stepsMade int) (int, [][]bool) {
+	currentVal := d.heightMap[pos.row][pos.column]
+	visited[pos.row][pos.column] = true
+
+	// We are arrived
+	if pos.column == d.destinationPosition.column && pos.row == d.destinationPosition.row {
+		fmt.Printf("We are here: %d\n", stepsMade)
+		time.Sleep(50 * time.Millisecond)
+		return stepsMade, visited
+	}
+	minSteps := MaxInt
+	var minVisited [][]bool = clone(&visited)
+	if stepsMade == 0 {
+		//fmt.Printf("\nPossible to right: %t", isStepPossible(d.heightMap[pos.row][pos.column], d.heightMap[pos.row][pos.column+1]))
+		//fmt.Printf("%d %d\n", d.heightMap[pos.row][pos.column], d.heightMap[pos.row][pos.column+1])
+		//fmt.Printf("Posistion: %s\n", pos)
+		//fmt.Printf("%s", visited2[1])
+	}
+
+	//visitedReal := clone(&visited)
+	//if pos.row >= 18 && pos.row <= 24 && pos.column <= 184 && pos.column >= 12 {
+	fmt.Printf("Position: %s (%d)\n", pos, stepsMade)
+	//fmt.Printf("End:      %s\n", d.destinationPosition)
+	//fmt.Printf("Visited: %s", visited[pos.row])
+	//time.Sleep(50 * time.Millisecond)
+	//}
+	//fmt.Printf("Visided: %s\n", visited)
+
+	// Make a step to each direction an return the last one
+	// Because we could get trapped
+	if d.isNotVisitedAndPossible(pos.column+1, pos.row, visited, currentVal) {
+		//fmt.Printf("Going to the right :) \n")
+		steps, vis := d.makeOneStep(visited, Position{column: pos.column + 1, row: pos.row}, stepsMade+1)
+
+		if steps <= minSteps {
+			minVisited = vis
+			minSteps = steps
+			//visited = clone(&visitedReal)
+			//visited[pos.row][pos.column+1] = true
+
+			//minVisited = vis
+			//minVisited = realVisited
+		} // else {
+		visited[pos.row][pos.column+1] = true
+		minVisited[pos.row][pos.column+1] = true
+		//visited = clone(&visitedReal)
+		//visited = vis
+		//visited[pos.row][pos.column] = false
+
+		//visited[pos.row][pos.column+1] = true
+		//visited = realVisited
+		//}
+	}
+	if d.isNotVisitedAndPossible(pos.column-1, pos.row, visited, currentVal) {
+		//fmt.Printf("Going to the left :) \n")
+		steps, vis := d.makeOneStep(visited, Position{column: pos.column - 1, row: pos.row}, stepsMade+1)
+
+		if steps <= minSteps {
+			minVisited = vis
+			minSteps = steps
+			// Remove visited flag of previous
+			//visited[pos.row][pos.column-1] = true
+
+			//visited[pos.row][pos.column+1] = false
+
+			//visited = clone(&visitedReal)
+
+			//visited = vis
+			//minVisited = vis
+			//minVisited = realVisited
+		} // else {
+		visited[pos.row][pos.column-1] = true
+		minVisited[pos.row][pos.column-1] = true
+		//visited = clone(&visitedReal)
+		//visited = vis
+		//visited[pos.row][pos.column] = false
+		//visited[pos.row][pos.column-1] = false
+		//visited = realVisited
+		//}
+	}
+	if d.isNotVisitedAndPossible(pos.column, pos.row+1, visited, currentVal) {
+		//fmt.Printf("Going to the top :) \n")
+		steps, vis := d.makeOneStep(visited, Position{column: pos.column, row: pos.row + 1}, stepsMade+1)
+
+		if steps <= minSteps {
+			minVisited = vis
+			minSteps = steps
+
+			//visited = clone(&visitedReal)
+			//visited[pos.row+1][pos.column] = true
+
+			//visited[pos.row][pos.column+1] = false
+			//if pos.column != 0 {
+			//	visited[pos.row+1][pos.column] = false
+			//}
+
+			//minVisited = vis
+			//minVisited = realVisited
+		} // else {
+		visited[pos.row+1][pos.column] = true
+		minVisited[pos.row+1][pos.column] = true
+		//visited = clone(&visitedReal)
+		//visited[pos.row][pos.column] = false
+		//visited = vis
+		//visited = realVisited
+		//}
+	}
+	if d.isNotVisitedAndPossible(pos.column, pos.row-1, visited, currentVal) {
+		//fmt.Printf("Going to the bottom :) \n")
+		steps, vis := d.makeOneStep(visited, Position{column: pos.column, row: pos.row - 1}, stepsMade+1)
+
+		if steps <= minSteps {
+			minVisited = vis
+			minSteps = steps
+
+			//vis[pos.row-1][pos.column] = false
+
+			//visited[pos.row][pos.column+1] = false
+
+			//visited[pos.row+1][pos.column] = false
+
+			//visited = clone(&visitedReal)
+
+			//visited = vis
+			//minVisited = vis
+
+			//minVisited = realVisited
+		} // else {
+		visited[pos.row-1][pos.column] = true
+		minVisited[pos.row-1][pos.column] = true
+		//visited = clone(&visitedReal)
+		//visited[pos.row][pos.column] = false
+		//visited = vis
+		//}
+	}
+
+	//fmt.Printf("Steps made: %d\n", minSteps)
+	// No step was was possible
+	if minSteps == MaxInt {
+		return minSteps, visited
+	}
+
+	//minVisited[pos.row-1][pos.column] = true
+	//minVisited[pos.row+1][pos.column] = true
+	//minVisited[pos.row][pos.column+1] = true
+	//minVisited[pos.row][pos.column-1] = true
+	return minSteps, minVisited
+}
+
+func (d *Day) isNotVisitedAndPossible(column int, row int, visited [][]bool, currentPos rune) bool {
+	return d.isNotVisited(row, column, visited) && isStepPossible(currentPos, d.heightMap[row][column])
+}
+
+func (d *Day) isNotVisited(row int, column int, visited [][]bool) bool {
+	if row < 0 || column < 0 || row >= len(d.heightMap) || column >= len(d.heightMap[row]) {
+		// We are on standing on the edge
+		return false
+	}
+
+	// Check if all four directions are already visited
+	return !visited[row][column] ||
+		(row+1 != len(visited) && !visited[row+1][column] && isStepPossible(d.heightMap[row][column], d.heightMap[row+1][column])) ||
+		(column+1 != len(visited[row]) && !visited[row][column+1] && isStepPossible(d.heightMap[row][column], d.heightMap[row][column+1])) ||
+		(row != 0 && !visited[row-1][column] && isStepPossible(d.heightMap[row][column], d.heightMap[row-1][column])) ||
+		(column != 0 && !visited[row][column-1] && isStepPossible(d.heightMap[row][column], d.heightMap[row][column-1]))
+}
+
+// Can we master the height
+func isStepPossible(current rune, next rune) bool {
+	return next-1 <= current
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}
+
+func clone(visited *[][]bool) [][]bool {
+	var s = make([][]bool, len(*visited))
+	for i := range s {
+		s[i] = make([]bool, len((*visited)[i]))
+		copy(s[i], (*visited)[i])
+	}
+	//copy(s, *visited)
+	return s
+}

internal/2023/day_01/in.go

@@ -0,0 +1,11 @@
+package day_01
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_02/in.go

@@ -0,0 +1,11 @@
+package day_02
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_03/in.go

@@ -0,0 +1,11 @@
+package day_03
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_04/in.go

@@ -0,0 +1,11 @@
+package day_04
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_05/in.go

@@ -0,0 +1,11 @@
+package day_05
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_06/in.go

@@ -0,0 +1,11 @@
+package day_06
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_07/in.go

@@ -0,0 +1,11 @@
+package day_07
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_08/in.go

@@ -0,0 +1,11 @@
+package day_08
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_09/in.go

@@ -0,0 +1,11 @@
+package day_09
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_10/in.go

@@ -0,0 +1,11 @@
+package day_10
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_13/in.go

@@ -0,0 +1,11 @@
+package day_13
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_14/in.go

@@ -0,0 +1,11 @@
+package day_14
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_15/in.go

@@ -0,0 +1,11 @@
+package day_15
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_16/in.go

@@ -0,0 +1,11 @@
+package day_16
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_17/in.go

@@ -0,0 +1,11 @@
+package day_17
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_18/in.go

@@ -0,0 +1,11 @@
+package day_18
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_19/in.go

@@ -0,0 +1,11 @@
+package day_19
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_20/in.go

@@ -0,0 +1,11 @@
+package day_20
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_21/in.go

@@ -0,0 +1,11 @@
+package day_21
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_22/in.go

@@ -0,0 +1,11 @@
+package day_22
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_23/in.go

@@ -0,0 +1,11 @@
+package day_23
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_24/in.go

@@ -0,0 +1,11 @@
+package day_24
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

internal/2023/day_25/in.go

@@ -0,0 +1,11 @@
+package day_25
+
+type Day struct{}
+
+func (d *Day) Part1(in string) string {
+	return ""
+}
+
+func (d *Day) Part2(in string) string {
+	return ""
+}

pkg/utils/utils.go

@@ -45,7 +45,7 @@ func GetInputData(year int, day int) string {
 	}
 
 	// Make a request to get the input from advent of code and save it in a file
-	url := fmt.Sprintf("https://adventofcode.com/%d/day/%d/input", year, day)
+	url := fmt.Sprintf("https://adventOfCode.com/%d/day/%d/input", year, day)
 
 	// Read cookie session vaue
 	session, err := os.ReadFile("./session.txt")

run.sh

@@ -1,3 +1,3 @@
 #!/bin/sh
 
-nodemon --quiet -e go,html,yaml --ignore web/app/ --signal SIGTERM --exec 'go run ./cmd/adventOfCode '$1' '$2' '$3' || exit 1'
+nodemon --quiet -e go,html,yaml --ignore web/app/ --signal SIGTERM --exec 'clear && go run ./cmd/adventOfCode/ '$1' '$2' '$3' || exit 1'