557.go

/*

# ------------------------------ #
#                                #
#  version 0.0.1                 #
#                                #
#  Aleksiej Ostrowski, 2023      #
#                                #
#  https://aleksiej.com          #
#                                #
# ------------------------------ #

*/

package main

import (
	"fmt"
	"strings"
)

func reverseWords(s string) string {
	res := []string{}
	buf := ""

	for _, el := range s {
		if el != ' ' {
			buf = string(el) + buf
		} else {
			res = append(res, buf)
			buf = ""
		}
	}

	if buf != "" {
		res = append(res, buf)
	}

	return strings.Join(res, " ")
}

func main() {
	fmt.Println(reverseWords("Let's take LeetCode contest"))
	fmt.Println("ok")
}