Initial commit

08-numbers-and-strings/02-strings/04-project-banger/exercise-solution/main.go

@@ -0,0 +1,33 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package main
+
+import (
+	"os"
+	"strings"
+)
+
+// NOTE: You should always pass it at least one argument
+
+func main() {
+	msg := os.Args[1]
+
+	// it's important to calculate things only once
+	// so, do not call the repeat function twice
+	// calling it once is enough
+	marks := strings.Repeat("!", len(msg))
+	s := marks + msg + marks
+	s = strings.ToUpper(s)
+
+	// you can also type this program more concisely
+	// like this:
+	//
+	// msg := strings.ToUpper(os.Args[1])
+	// marks := strings.Repeat("!", len(msg))
+	// fmt.Println(marks + msg + marks)
+}