Initial draft of day03, non-working, archival purpose

.github/workflows/build.yml

@@ -17,6 +17,8 @@ jobs:
               run: go build -v ./day01/*.go
             - name: Build day two
               run: go build -v ./day02/*.go
+            - name: Run day one
+              run: go run -v ./day01/*.go
             - name: Display Go version
               run: go version
             - name: List files in the repository

day01/inputs

@@ -0,0 +1 @@
+../inputs

day01/trebuchet.go

@@ -109,7 +109,7 @@ func CombineIndexes(s string) int {
 }
 
 func main() {
-	file, err := os.Open("input")
+	file, err := os.Open("./inputs/day01_input")
 	check(err)
 	defer file.Close()
 

day02/inputs

@@ -0,0 +1 @@
+../inputs

day02/lottacubes.go

@@ -140,7 +140,7 @@ func PrintAndWait[T any](x T) {
 }
 
 func main() {
-	file, err := os.Open("input")
+	file, err := os.Open("./inputs/day02_input")
 	check(err)
 	defer file.Close()
 

day03/engine-schema.go

@@ -0,0 +1,68 @@
+
+package main
+
+import (
+    "fmt"
+//    "strings"
+    "bufio"
+    "os"
+    "regexp"
+    "strconv"
+)
+
+func check(e error) {
+    if e != nil {
+        panic(e)
+    }
+}
+
+func PrintAndWait[T any](x T) {
+    fmt.Print(x)
+    fmt.Scanln() 
+}
+
+func main() {
+	file, err := os.Open("./inputs/day03_test_input")
+	check(err)
+	defer file.Close()
+
+	// This regex find the numbers inside strings
+	renum := regexp.MustCompile("[0-9]+")
+	resym := regexp.MustCompile("[^0-9.]+")
+
+	scanner := bufio.NewScanner(file)
+	var lines []string
+
+	// Read the whole file into an array of strings
+	for scanner.Scan() {
+    	lines = append(lines, scanner.Text())
+	}
+	numLines := len(lines)
+
+	// The 2D array of numbers will hold all the numbers to easily
+	// match them with corresponding strings in the file using the index
+	numbers := make([][]int, numLines)
+	// For every line in the file, cerate an array of numbers
+	for i := 0; i < numLines; i++ {
+    	tempNums := renum.FindAllString(lines[i], -1)
+    	for j := 0; j < len(tempNums); j++ {
+    		num, _ := strconv.Atoi(tempNums[j])
+    		numbers[i] = append(numbers[i], num)
+    	}
+	}
+
+	// We store the index of a symbol on the line it appears
+	symbolsIndex 	:= make([][]int, numLines)
+	symbols 		:= make([][]string, numLines) 
+	_ = symbolsIndex
+	// For every line
+	for i := 0; i < numLines; i++ {
+		// We put all the symbols in a string
+		tempSymbols := resym.FindAllString(lines[i], -1)
+		// We associate symbols with an index
+		tempSymbolsIndex := resym.FindAllStringIndex(lines[i], -1)
+		// Add symbols and indexes to the arrays
+		symbols = append(symbols, tempSymbols)
+		//symbolsIndex = append(symbolsIndex, tempSymbolsIndex) 
+	}
+}

day03/inputs

@@ -0,0 +1 @@
+../inputs

inputs/day03_input

@@ -0,0 +1,140 @@
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inputs/day03_test_input

@@ -0,0 +1,10 @@
+467..114..
+...*......
+..35..633.
+......#...
+617*......
+.....+.58.
+..592.....
+......755.
+...$.*....
+.664.598..