End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
자바스크립트: 배열 자르기 및 합치기 (예제: 퀵 정렬, 병합 정렬) http://yoonbumtae.com/?p=2359