최초 해결 — 2026년 11월
최초 해결은 01단부터 12단까지 단마다 하나예요. 그 달에 그 단의 어떤 사본이든 처음으로 정답을 보낸 사람이에요. 최단 시간, 평균 시간, 중앙값 시간은 참가자가 그 단을 처음 다운로드한 때(또는 ‘이 문제 보기’를 누른 때)부터 정답까지의 시간이에요. ‘연 참가자’는 그 달에 그 단을 연 참가자 수이고, ‘해결 비율’은 그중 푼 사람의 비율이에요. 2026-11 달부터는 스태프를 세지 않아요. 최초 해결은 점수를 바꾸지 않아요.
불리언 충족 가능성 문제 (SAT)
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-SAT-01 |
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0:00 | 0:00 | 1 | 100 % |
| 02 2026-11-SAT-02 |
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| 03 2026-11-SAT-03 |
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| 04 2026-11-SAT-04 |
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| 05 2026-11-SAT-05 |
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| 06 2026-11-SAT-06 |
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| 07 2026-11-SAT-07 |
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| 08 2026-11-SAT-08 |
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3-SAT
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-3SAT-01 |
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| 02 2026-11-3SAT-02 |
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| 04 2026-11-3SAT-04 |
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| 05 2026-11-3SAT-05 |
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| 06 2026-11-3SAT-06 |
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| 07 2026-11-3SAT-07 |
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| 08 2026-11-3SAT-08 |
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독립 집합
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-IS-01 |
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| 02 2026-11-IS-02 |
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| 03 2026-11-IS-03 |
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| 04 2026-11-IS-04 |
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| 05 2026-11-IS-05 |
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| 06 2026-11-IS-06 |
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| 07 2026-11-IS-07 |
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| 08 2026-11-IS-08 |
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클릭
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-CLIQUE-01 |
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| 02 2026-11-CLIQUE-02 |
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| 03 2026-11-CLIQUE-03 |
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| 04 2026-11-CLIQUE-04 |
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| 05 2026-11-CLIQUE-05 |
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| 06 2026-11-CLIQUE-06 |
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| 07 2026-11-CLIQUE-07 |
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정점 덮개
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-VC-01 |
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| 03 2026-11-VC-03 |
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| 04 2026-11-VC-04 |
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| 05 2026-11-VC-05 |
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| 06 2026-11-VC-06 |
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| 07 2026-11-VC-07 |
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| 08 2026-11-VC-08 |
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그래프 3-색칠
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-3COL-01 |
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| 02 2026-11-3COL-02 |
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| 03 2026-11-3COL-03 |
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| 04 2026-11-3COL-04 |
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| 05 2026-11-3COL-05 |
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| 06 2026-11-3COL-06 |
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| 07 2026-11-3COL-07 |
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해밀턴 순환
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-HC-01 |
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| 02 2026-11-HC-02 |
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| 03 2026-11-HC-03 |
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| 04 2026-11-HC-04 |
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| 05 2026-11-HC-05 |
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| 06 2026-11-HC-06 |
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| 07 2026-11-HC-07 |
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| 08 2026-11-HC-08 |
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외판원 문제 (TSP)
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-TSP-01 |
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| 02 2026-11-TSP-02 |
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| 03 2026-11-TSP-03 |
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0:09 | 0:09 | 1 | 100 % |
| 04 2026-11-TSP-04 |
— | — | — | — | 1 | 0 % |
0-1 정수 계획법
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
| 01 2026-11-ILP-01 |
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| 06 2026-11-ILP-06 |
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3-집합 정확 덮개 (X3C)
| 단 | 최초 해결자 | 최단 시간 | 평균 시간 | 중앙값 시간 | 연 참가자 | 해결 비율 |
|---|---|---|---|---|---|---|
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