Solved by sonjaewon

#	Title	# Solved	Avg. Tries
6091	Reconstruction	471	1.71
6103	Sand Castle	28	1.18
6131	Perfect Squares	2,815	1.37
6142	Gourmet Grazers	92	1.74
6171	Land Acquisition	613	3.15
6177	Statistics	229	1.91
6195	Fence Repair	296	1.78
6198	Bad Hair Day	6,715	2.82
6213	Balanced Lineup	509	1.23
6218	Balanced Lineup	435	1.15
6223	Cow Sorting	226	1.39
6248	Bronze Cow Party	222	1.66
6289	Palindrome-Free Numbers	63	2.17
6291	Brunhilda’s Birthday	26	3.73
6292	Tracks in the Snow	21	2.24
6321	IBM minus one STANDARD	2,768	2.02
6359	The Drunk Jailer	6,803	1.40
6376	u Calculate e	1,716	2.38
6378	Digital Roots	2,854	2.12
6389	Gridland	13	1.85
6439	Intersection	787	4.06
6497	Dark roads	5,837	2.84
6515	Frequent values	373	3.65
6543	The Bottom of a Graph	645	1.86
6549	Largest Rectangle in a Histogram	11,252	3.62
6567	Let it Bead	99	1.18
6569	Mondriaan's Dream	225	2.15
6588	Goldbach's Conjecture	12,608	4.57
6603	Lotto	26,395	1.80
6704	Tourist	23	1.78
6749	Next in line STANDARD	7,963	1.14
6763	Speed fines are not fine!	2,642	1.57
6764	Sounds fishy!	2,381	2.42
6768	Don’t pass me the ball!	928	1.19
6778	Which Alien?	3,628	1.45
6794	What is n, Daddy?	559	1.92
6810	ISBN	2,984	1.47
6850	Cows	664	2.46
6975	Deficient, Perfect, and Abundant	434	2.04
6986	절사평균	1,490	4.45
6987	월드컵	3,415	3.41
7044	Bad Cowtractors	229	1.90
7106	Wonderful Fours	26	1.42
7120	String	294	1.37
7139	Toll	39	2.36
7287	Registration STANDARD	62,835	1.92
7346	Human Gene Functions	104	1.74
7424	Pairs of integers	36	2.22
7433	Divisibility	21	1.38
7453	4 Values whose Sum is 0	6,924	4.39

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