52 problems
| ID | Problem | Difficulty | Accepted | Solved | Status |
|---|---|---|---|---|---|
| 20 | 2^3은?xorpow | Gold V | 47% | 38 | Not tried |
| 21 | SNUPC 문자열snupcstring | Diamond II | 75% | 3 | Not tried |
| 27 | 트리 짝짓기tree-pairing | Platinum II | 36% | 7 | Not tried |
| 32 | 점프 게임jump | Silver V | 65% | 68 | Not tried |
| 34 | 합성수 합성compose | Gold II | 44% | 26 | Not tried |
| 35 | 뱀의 이동snake | Platinum III | 35% | 23 | Not tried |
| 47 | AND와 ORand_or | Platinum V | 22% | 9 | Not tried |
| 60 | 쉬운 문자열 문제string | Silver III | 59% | 51 | Not tried |
| 61 | 오름차순 만들기increasing | Silver IV | 45% | 31 | Not tried |
| 63 | 정사각형 타일링square | Silver I | 54% | 48 | Not tried |
| 64 | 연속합과 쿼리sumquery | Gold I | 45% | 21 | Not tried |
| 68 | 히스토그램 하나 넣기histogram | Diamond IV | 56% | 5 | Not tried |
| 71 | 오름차순increasing | Gold IV | 67% | 21 | Not tried |
| 72 | 히스토그램histogram | Platinum I | 22% | 34 | Not tried |
| 130 | 룩 백rook | Platinum V | 28% | 53 | Not tried |
| 151 | 스케이트 연습과 쿼리skate | Unrated | 0% | 0 | Not tried |
| 152 | 수열과 쿼리 1seqquery1 | Ruby V | 22% | 1 | Not tried |
| 153 | 67 sequence 167_1 | Bronze IV | 74% | 88 | Not tried |
| 154 | 67 sequence 267_2 | Bronze I | 76% | 71 | Not tried |
| 155 | 67 sequence 367_3 | Silver I | 40% | 26 | Not tried |
| 156 | 빨강과 파랑redblue | Gold V | 67% | 60 | Not tried |
| 157 | 세 과녁targets | Gold II | 100% | 54 | Not tried |
| 158 | 거울 트리mirrortree | Platinum V | 44% | 39 | Not tried |
| 159 | 페르마님 PS에는 XOR도 있어요xor | Platinum II | 31% | 13 | Not tried |
| 160 | 모든연속부분수열의연속부분수열의합의최댓값의합sum | Diamond III | 21% | 10 | Not tried |
| 162 | 이진 수열 만들기binary | Silver II | 40% | 33 | Not tried |
| 163 | 서로 다른 구간 지우기diffdel | Silver II | 63% | 30 | Not tried |
| 171 | 다다스식 줄임말dadasacronym | Bronze IV | 68% | 100 | Not tried |
| 208 | 짝사랑crush | Ruby V | 100% | 3 | Not tried |
| 215 | 열의 접두사 고르기prefixcolumns | Gold I | 19% | 47 | Not tried |
| 217 | 01 격자 만들기binarygridpaths | Gold II | 43% | 46 | Not tried |
| 218 | Yet Another Angular Sort Problemangularsort | Platinum V | 21% | 22 | Not tried |
| 219 | K번 출구kithexit | Platinum IV | 59% | 19 | Not tried |
| 220 | 히스토그램에서 가장 큰 직사각형 리턴즈largerectreturns | Platinum II | 21% | 9 | Not tried |
| 228 | 난장이가 쌓아 올린 작은 성smallcastle | Unrated | 7% | 2 | Not tried |
| 263 | 타일링 게임tiling | Gold III | 33% | 5 | Not tried |
| 267 | 분탕의 신 안녕원polluted-tree | Platinum II | 29% | 5 | Not tried |
| 283 | 쌀 그래프graph-ssal | Gold V | 50% | 5 | Not tried |
| 286 | 4949 | Bronze IV | 92% | 88 | Not tried |
| 298 | PAUL 문자열 (Hard)paulstringhard | Silver I | 28% | 15 | Not tried |
| 305 | PAUL 문자열 (Easy)paulstringeasy | Silver V | 70% | 21 | Not tried |
| 342 | 두 수열product | Bronze I | 67% | 55 | Not tried |
| 343 | 계단 수열 만들기stairs | Bronze II | 87% | 58 | Not tried |
| 344 | Yet Another Convex Hull Problemmanhattanhull | Silver IV | 75% | 50 | Not tried |
| 345 | 직사각형 1rectangle1 | Gold V | 59% | 47 | Not tried |
| 346 | 트리 뽑아내기pulltree | Gold II | 49% | 31 | Not tried |
| 347 | 보물찾기treasure | Platinum IV | 23% | 22 | Not tried |
| 348 | 원형 순열 정렬circularsort | Platinum IV | 25% | 9 | Not tried |
| 349 | 쉬운 문자열 문제strings | Diamond V | 32% | 7 | Not tried |
| 350 | 직사각형 2rectangle2 | Diamond II | 4% | 3 | Not tried |
| 376 | 상인merchant | Diamond IV | 100% | 3 | Not tried |
| 589 | DOJ Beginner Contestdojbeginnercontest | Bronze V | 88% | 102 | Not tried |
