reverse-words-in-a-string-iii

reverse-words-in-a-string-iii/sol.go

@@ -0,0 +1,22 @@
+package main
+
+func reverseWords(s string) string {
+	l := len(s)
+	out := make([]rune, l)
+	word := make([]rune, 0)
+	for idx, char := range s {
+		if char == ' ' {
+			for widx, wchar := range word {
+				out[idx-widx-1] = wchar
+			}
+			out[idx] = ' '
+			word = word[:0]
+		} else {
+			word = append(word, char)
+		}
+	}
+	for widx, wchar := range word {
+		out[l-widx-1] = wchar
+	}
+	return string(out)
+}