목록프로그래밍/자바 (1)
어디까지 갈 수 있을까?
![](http://i1.daumcdn.net/thumb/C150x150/?fname=https://blog.kakaocdn.net/dn/bOfWXp/btqYQw0ZS7N/0OfU3EXfPHeg4z3s6ehCjk/img.png)
1. Set, List, Map 차이 2. Map 사용법 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 import java.util.*; public class map { public static void main(String[] args) { // HashMap Map a = new HashMap(); a.put("one", 1); a.put("two", 2); a.put("three", 3); a.put("four", 4); System.out.println(a.get("one")); System.out.println(a.get("two")); System.out...
프로그래밍/자바
2021. 3. 1. 17:39