package main

import (
	"strings"
	"fmt"
	"os"
)

func makeFancyString(s string) string {
	var sb strings.Builder

	var char byte = s[0];
	var char_count int = 1;
	sb.WriteByte(char)

	var s_size int = len(s)
	var i int = 1
	for ; i < s_size; i += 1 {
		if s[i] == char {
			char_count += 1
			if char_count >= 3 {
				continue
			}
		} else {
			char = s[i]
			char_count = 1
		}
		sb.WriteByte(char)
	}

	return sb.String()
}

func main() {
	r := func(s string, exp string) {
		fmt.Printf(
			"makeFancyString(%v) = %v | exp: %v\n", s, makeFancyString(s), exp,
		)
	}

	r("leeetcode", "leetcode")
	r("aaabaaaa", "aabaa")
	r("aab", "aab")

	os.Exit(0)
}