#비트마스킹 bitmask

#	제목	푼 사람 수	평균 시도
4494	Missile Command	1	6.00
5168	Zebra Herd	1	2.00
6572	Phylogenetic Trees Inherited	1	4.00
7166	Värvipalett	1	10.00
8555	Logo	1	2.00
16629	LCM Tree	1	1.00
20880	Bilda ord	1	1.00
21388	Lingo	1	6.00
22646	Cover Time	1	2.00
24796	Swish	1	1.00
25151	Lozinka	1	1.00
26586	Feed Store	1	1.00
26989	The Grove	1	1.00
27675	Dijkstra's Nightmare (Hard)	1	2.00
30136	Advise National Security!	1	2.00
4555	MisLED	2	4.00
5226	Shut The Box II	2	2.00
5259	pawns	2	10.00
6329	Number Game	2	1.00
7336	Painting A Board	2	2.00
7633	Fighting for Triangles	2	1.00
13953	Invisible Integers	2	1.00
17862	Where Have You Bin?	2	1.50
18986	Turn Off The Light	2	2.00
19624	Human Error	2	1.00
19767	Деление	2	5.00
20889	Bitryssland	2	1.00
21329	Candy	2	1.50
21789	Shopping	2	8.50
22331	Guess Which Cow	2	7.50
22460	Sister Ports	2	1.00
22713	Oil Company	2	5.50
23985	Cave Escape	2	2.50
24202	Regering	2	2.00
24824	Perfect Skyline	2	1.00
28779	Магическая ПСП	2	1.50
4352	Jogging Trails	3	4.00
4576	Shut the Box	3	1.00
4638	Bright Bracelet	3	1.00
7943	Tetris	3	8.33
9467	문자열 경로	3	1.33
18565	Innocence	3	1.67
19121	Master Zhu and Instability	3	1.33
19674	Shuffle	3	3.33
19749	Pizza	3	3.33
21915	Codenames	3	1.67
25677	Transfer of Duty	3	3.67
25754	Computation - Task 10	3	1.33
25939	Reach for the Stars	3	1.00
26256	Möbius	3	1.33

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