#누적 합 prefix_sum

#	제목	푼 사람 수	평균 시도
19272	Knapsack and Queries	3	1.33
23929	Training	15	1.33
25102	Airline	15	1.33
25666	Just Another Number Theory Problem	6	1.33
26421	Maximum Gain	9	1.33
27492	XOR, Tree, and Queries	9	1.33
29747	Soccer Stadium	3	1.33
30223	Cut the Cake	9	1.33
30107	POPCOUNT	59	1.34
5536	물고기의 서식 범위	61	1.34
26096	슈퍼 블랙잭	20	1.35
14686	Sum Game	188	1.36
16310	Game Night	70	1.36
22017	イルミネーション 2 (Illumination 2)	50	1.36
23196	Landscape Generator	36	1.36
8029	Density Map	33	1.36
20868	Fluortanten	22	1.36
26864	Bricks in the Wall	11	1.36
27577	Everything Is A Nail	11	1.36
10046	IOI 饅頭 (IOI Manju)	64	1.38
29994	Investigating Zeroes and Ones	16	1.38
13994	Foreign Postcards	34	1.38
8693	Hodowla	18	1.39
24141	インフルエンザ (Flu)	18	1.39
25188	1, 3, 모 나누기	92	1.39
18202	Dance Circle	5	1.40
23856	Optimal Truck	5	1.40
24140	色紙 (Sheet)	15	1.40
26062	Туристы, достопримечательности и телескопы	10	1.40
24450	国土分割 (Land Division)	32	1.41
17709	Toilets	39	1.41
5498	Batch Scheduling	95	1.41
21910	Fence Job	24	1.42
26776	Próg kwalifikacyjny	12	1.42
22274	Keylogger	26	1.42
11986	スタンプラリー ２ (Collecting Stamps 2)	66	1.42
30646	최대 합 순서쌍의 개수	122	1.43
4146	Largest Square	14	1.43
4799	Fuel Stops	14	1.43
7219	Kurjeris	7	1.43
15443	Vera and Love Triangles	7	1.43
26526	살얼음판 걷기	28	1.43
27208	Melons	14	1.43
30088	공포의 면담실	227	1.43
25694	Ramen	23	1.43
31091	거짓말	201	1.44
31362	Nano alarm-clocks	9	1.44
31531	공들의 리듬게임	18	1.44
18074	High Load Database	22	1.45
25530	Audience Queue	11	1.45

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