Solved by yt7good

#	Title	# Solved	Avg. Tries
5585	거스름돈	26,026	1.52
5597	Who have not handed in ?	59,545	1.93
5620	가장 가까운 두 점의 거리	682	2.33
5622	BAKA	72,110	1.71
5639	Binary Search Tree	13,027	2.65
5670	Cellphone Typing	2,386	2.94
5719	Almost Shortest Path	3,505	5.12
5916	Grass Planting	378	1.94
5971	Meeting Place	67	1.12
5972	Package Delivery	4,017	1.70
6073	Secret Message	67	2.96
6236	Monthly Expense	4,208	3.46
6416	Is It A Tree? STANDARD	1,103	4.93
6497	Dark roads	5,208	2.88
6549	Largest Rectangle in a Histogram	10,295	3.69
6591	Binomial Showdown	1,550	3.77
6615	Collatz Conjecture	169	3.37
6800	Huffman Encoding	94	1.41
7432	Disk Tree	666	1.75
7453	4 Values whose Sum is 0	5,983	4.41
7562	Knight Moves STANDARD	25,201	1.92
7573	고기잡이	1,011	3.82
7575	바이러스	680	2.51
7576	토마토 STANDARD	49,051	2.71
7578	공장	3,593	2.58
7579	앱 STANDARD	8,296	2.99
7626	Rectangles	591	4.14
7662	Dual Priority Queue	11,961	4.56
7742	Railway	74	2.34
7785	Easy work	18,711	2.47
7795	Eat or Be Eaten	6,209	2.00
8012	Byteasar the Travelling Salesman	779	1.78
8393	Sum STANDARD	159,537	1.56
8462	배열의 힘	856	2.43
8983	사냥꾼	3,356	2.98
9007	Canoe Racer	745	3.82
9015	Square	474	5.28
9019	DSLR	13,688	4.80
9077	지뢰제거	218	2.90
9080	PC방 요금	163	3.78
9086	문자열 STANDARD	46,891	1.55
9202	Boggle	1,317	3.82
9252	LCS 2	12,613	2.63
9318	Area Coverage	171	2.67
9319	Bad Signal	94	2.45
9328	Keys	4,557	3.68
9345	DVDs	1,548	2.43
9358	Sequence Folding	385	1.77
9370	Destination Unknown	5,144	3.97
9372	Flying Safely	10,693	1.64

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