Solved by david_han_study

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	319,325	2.59
1931	회의실 배정	54,449	3.23
2557	Hello World STANDARD	352,884	2.54
10171	Cats STANDARD	182,730	2.80
10172	Dogs STANDARD	178,570	2.33
10718	We love kriii STANDARD	182,358	1.53
11047	동전 0	66,816	1.89
11399	ATM	68,317	1.44

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