BASE PROBLEM - [x] 1. [파도반 수열](https://www.acmicpc.net/problem/9461) - [x] 2. [적록색약](https://www.acmicpc.net/problem/10026) - [x] 3. [동전 0](https://www.acmicpc.net/problem/11047) - [x] 4. [최대 힙](https://www.acmicpc.net/problem/11279) - [x] 5. [절댓값 힙](https://www.acmicpc.net/problem/11286) - [x] 6. [ATM](https://www.acmicpc.net/problem/11399) - [x] 7. [경로 찾기](https://www.acmicpc.net/problem/11403) ADVANCED PROBLEM - [x] 1. [LCS2](https://www.acmicpc.net/problem/9252) - [ ] 2. [Dance Dance Revolution](https://www.acmicpc.net/problem/2342) - [ ] 3. [열쇠](https://www.acmicpc.net/problem/9328)
