Solved by mindoong

#	Title	# Solved	Avg. Tries
26148	세로 달력	230	1.26
27323	직사각형	22,125	1.15
27866	문자와 문자열 STANDARD	55,828	1.48
29807	학번을 찾아줘!	944	1.94
29808	너의 수능 점수가 궁금해	182	3.13
30868	Counting Votes	1,311	1.33
30869	Waits Faster	102	7.04
30870	Making Cycleless Graphs	77	3.55
30871	The Brilliance of ChatGPT	70	2.59
30873	Hanyang Popularity Exceeding Competition	260	1.30
30874	Pipelined	164	1.36
30875	Recovering the Region	233	1.49
30876	Tren del Fin del Mundo	777	1.34
30877	X marks the Spot	348	1.85
31403	$A + B - C$	9,375	1.58
32331	원교수님 A+ 주세요	46	2.80

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