pinetree: 실패한 문제들 풀었나? 문제ID 문제 이름 출제자 시도 횟수 정답 비율↓ WTM What-the-Mole Being 87 18% NEWLAYOUT A New Layout Algorithm Being 56 23% CHWA Prof. Chwa and his magicCircle class astein 20 25% NIMN Nim N Game Being 19 31% 1