Solved by man_of_learning

#	Title	# Solved	Avg. Tries
6171	Land Acquisition	602	3.15
6195	Fence Repair	296	1.78
6198	Bad Hair Day	6,491	2.82
6200	Round Numbers	57	2.25
6206	Milk Patterns	140	2.36
6213	Balanced Lineup	509	1.23
6231	Gold Balanced Lineup	59	2.39
6232	Ranking the Cows	35	1.57
6236	Monthly Expense	4,593	3.44
6241	Dining	230	2.20
6264	Sub-dictionary	79	4.54
6359	The Drunk Jailer	6,737	1.40
6376	u Calculate e	1,681	2.38
6416	Is It A Tree? STANDARD	1,134	4.92
6497	Dark roads	5,681	2.85
6529	Decorate the wall	3	1.33
6543	The Bottom of a Graph	639	1.87
6549	Largest Rectangle in a Histogram	11,044	3.63
6588	Goldbach's Conjecture	12,429	4.57
6593	Dungeon Master	7,629	2.56
6603	Lotto	26,039	1.80
6612	Andrew the Ant	82	1.85
6672	Electricity	108	2.88
6745	Software Company	6	1.50
6805	Tree Pruning	4	1.00
6850	Cows	629	2.51
7040	Layout	106	2.53
7142	데이터 만들기 3	126	1.80
7287	Registration STANDARD	61,914	1.92
7326	Number Steps	271	1.64
7332	Cashier Employment	29	4.14
7420	Wall	999	2.39
7453	4 Values whose Sum is 0	6,708	4.38
7469	K-th Number	1,832	3.07
7490	Zero	4,069	2.05
7512	Prime	151	4.95
7535	A Bug’s Life	203	2.06
7562	Knight Moves STANDARD	27,126	1.90
7567	그릇	12,417	1.36
7568	덩치	51,854	1.78
7569	토마토 STANDARD	32,453	2.33
7572	간지(干支)	2,721	1.65
7576	토마토 STANDARD	52,460	2.68
7577	탐사	413	2.23
7578	공장	3,806	2.55
7579	앱 STANDARD	9,329	2.99
7616	Disjoint paths	213	6.33
7662	Dual Priority Queue	13,069	4.53
7785	Easy work	21,254	2.45
7806	GCD!	387	4.18

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