D1 P1+2 and D2 P1 in go

Day-01/go/artur/day01.go

@@ -0,0 +1,35 @@
+package main
+
+import (
+	"os"
+	"strconv"
+	"strings"
+)
+
+func main() {
+	input, _ := os.ReadFile("Day-01/go/artur/input.txt")
+	lines := strings.Split(string(input), "\n")
+
+	countP1 := 0
+	countP2 := 0
+	dial := int64(50)
+	for _, line := range lines {
+		increase, _ := strconv.ParseInt(line[1:], 10, 64)
+
+		for ; increase != 0; increase-- {
+			if line[0] == 'R' {
+				dial = (dial + 1) % 100
+			} else {
+				dial = (dial - 1) % 100
+			}
+			if dial == 0 {
+				countP2++
+			}
+		}
+		if dial == 0 {
+			countP1++
+		}
+	}
+	println(countP1)
+	println(countP2)
+}

Day-02/go/artur/day02.go

@@ -0,0 +1,28 @@
+package main
+
+import (
+	"os"
+	"strconv"
+	"strings"
+)
+
+func main() {
+	input, _ := os.ReadFile("Day-02/go/artur/input.txt")
+	doubleIds := strings.Split(string(input), ",")
+	result := 0
+	for _, idRange := range doubleIds {
+		idSplit := strings.Split(idRange, "-")
+		id1, _ := strconv.Atoi(idSplit[0])
+		id2, _ := strconv.Atoi(idSplit[1])
+		for ; id1 <= id2; id1++ {
+			id1String := strconv.Itoa(id1)
+			if len(id1String)%2 == 1 {
+				continue
+			}
+			if id1String[:len(id1String)/2] == id1String[len(id1String)/2:] {
+				result += id1
+			}
+		}
+	}
+	println(result)
+}