add: array exercises

14-arrays/exercises/13-word-finder/solution/main.go

@@ -0,0 +1,48 @@
+// 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 (
+	"fmt"
+	"os"
+	"strings"
+)
+
+const corpus = "lazy cat jumps again and again and again since the beginning this was very important"
+
+func main() {
+	query := os.Args[1:]
+	if len(query) == 0 {
+		fmt.Println("Please give me a word to search.")
+		return
+	}
+
+	filter := [...]string{
+		"and", "or", "was", "the", "since", "very",
+	}
+
+	words := strings.Fields(strings.ToLower(corpus))
+
+queries:
+	for _, q := range query {
+		q = strings.ToLower(q)
+
+		for _, v := range filter {
+			if q == v {
+				continue queries
+			}
+		}
+
+		for i, w := range words {
+			if q == w {
+				fmt.Printf("#%-2d: %q\n", i+1, w)
+				break
+			}
+		}
+	}
+}