From: sgf <sgf.dma@gmail.com>
Date: Tue, 21 Jun 2022 21:21:31 +0000 (+0300)
Subject: One more tour of go exercise.
X-Git-Url: https://gitweb.sgf-dma.tk/?a=commitdiff_plain;h=8dc3158d645b1fce46f9873986fe4a05ef75e57a;p=go.git

One more tour of go exercise.
---

diff --git a/wc.go b/wc.go
new file mode 100644
index 0000000..2fcc695
--- /dev/null
+++ b/wc.go
@@ -0,0 +1,37 @@
+package main
+
+import (
+	"golang.org/x/tour/wc"
+	"unicode"
+)
+
+func AddWord(w string, r map[string]int) {
+	if w == "" {
+		return
+	}
+	if _, ok := r[w]; ok {
+		r[w]++
+	} else {
+		r[w] = 1
+	}
+}
+func WordCount(s string) map[string]int {
+	w := ""
+	r := make(map[string]int)
+	for _, c := range s {
+		if unicode.IsSpace(c) {
+			AddWord(w, r)
+			w = ""
+			continue
+		}
+		w += string(c)
+	}
+	AddWord(w, r)
+
+	return r
+}
+
+func main() {
+	wc.Test(WordCount)
+}
+