commit 33b14154cf65fc08e9d15109d30bafa2916aa778
Author: g3po <anthony.gueg@gmail.com>
Date:   Fri Dec 1 13:48:47 2023 +0100

    Initial commit

diff --git a/cmd/O1/main.go b/cmd/O1/main.go
new file mode 100644
index 0000000..0177445
--- /dev/null
+++ b/cmd/O1/main.go
@@ -0,0 +1,16 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+)
+
+func main() {
+	fmt.Println("Opening file...")
+	file, err := os.OpenFile("./input.txt", os.O_RDONLY, 0644)
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer file.Close()
+}
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..df18a05
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module 01
+
+go 1.21.4
diff --git a/internal/utils.go b/internal/utils.go
new file mode 100644
index 0000000..48dbe79
--- /dev/null
+++ b/internal/utils.go
@@ -0,0 +1,19 @@
+package utils
+
+import (
+	"fmt"
+	"log"
+	"os"
+)
+
+func Must[T any](obj T, err error) T {
+	if err != nil {
+		log.Fatal(err)
+	}
+	return obj
+}
+
+func Init() []byte {
+	fmt.Println("Opening file...")
+	return Must(os.ReadFile("./input.txt"))
+}