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Hot problems
CCC '24 J3 - Bronze Count
CCC '00 S1 - Slot Machines
CCC '19 S2 - Pretty Average Primes
Problem ▾
Category
Points
AC %
Users
NOI '08 P5 - Candy Rain
China NOI
30p
14.7%
10
NOI '08 P4 - Olympic Logistics
China NOI
25p
27.0%
12
NOI '08 P3 - Hiring Employees
China NOI
25p
46.4%
41
NOI '08 P2 - Course Design
China NOI
30p
7.9%
12
NOI '08 P1 - Masquerade Party
China NOI
15p
9.1%
23
NOI '07 P6 - Thief Catching
China NOI
40p
23.7%
4
NOI '07 P5 - Counting Spanning Trees
China NOI
30p
13.5%
11
NOI '07 P4 - Necklace Factory
China NOI
20p
10.1%
25
NOI '07 P3 - Surrounding Battalions
China NOI
40p
0.0%
0
NOI '07 P2 - Cash Exchange
China NOI
30p
12.1%
24
NOI '07 P1 - Social Network
China NOI
15p
33.1%
81
NOI '06 P6 - The Magical Bag
China NOI
20p
18.8%
11
NOI '06 P5 - The Clever Tour Guide
China NOI
30p
1.2%
7
NOI '06 P4 - Maximum Profit
China NOI
20p
26.3%
79
NOI '06 P3 - Millennium Worm
China NOI
25p
15.9%
7
NOI '06 P1 - Network Charges
China NOI
20p
25.8%
24
NOI '05 P6 - Lemon Tree Under the Moon
China NOI
30
15.7%
9
NOI '05 P5 - Little H's Party
China NOI
30p
2.4%
3
NOI '05 P4 - CongCong and KoKo
China NOI
15p
19.7%
57
NOI '05 P3 - Wisdom Beads Game
China NOI
25p
9.1%
15
NOI '05 P2 - Maintaining a Sequence
China NOI
30p
20.4%
81
NOI '05 P1 - The Magnificent Waltz
China NOI
20p
12.9%
46
NOI '04 P5 - Little H's Little Hut
China NOI
20p
39.4%
7
NOI '04 P4 - Rainfall
China NOI
25p
10.2%
5
NOI '04 P3 - Manhattan
China NOI
25p
8.9%
15
NOI '04 P1 - The Depressed Cashier
China NOI
20p
15.3%
87
NOI '03 P6 - Wisdom Breaking Connection
China NOI
25p
5.7%
5
NOI '03 P4 - Data Generator
China NOI
20p
15.7%
71
NOI '03 P2 - Text Editor
China NOI
10p
23.8%
40
NOI '03 P1 - Stick Game
China NOI
15p
21.1%
21
NOI '02 P6 - Robot No. M
China NOI
25p
33.3%
17
NOI '02 P5 - New Tetris
China NOI
15p
4.1%
3
NOI '02 P4 - Island of Cavemen
China NOI
20p
16.9%
31
NOI '02 P3 - The Greedy Kuzuryū
China NOI
17p
25.6%
57
NOI '02 P2 - Naughty Kid
China NOI
15p
22.5%
14
NOI '02 P1 - Legend of the Galactic Heroes
China NOI
15p
20.2%
73
NOI '01 P6 - Secret of the Meteorite
China NOI
15p
27.4%
26
NOI '01 P5 - Equation Solutions
China NOI
15p
8.4%
67
NOI '01 P4 - Applications of Arctangent
China NOI
15
28.1%
81
NOI '01 P3 - The Clever Typist
China NOI
15p
31.1%
39
NOI '01 P2 - Artillery Positioning
China NOI
20p
29.7%
47
NOI '01 P1 - Food Chain
China NOI
15p
25.4%
83
NOI '00 P6 - Symbol Deciphering
China NOI
40p
1.6%
1
NOI '00 P5 - Frogs Crossing the River
China NOI
10p
29.7%
24
NOI '00 P4 - Trie
China NOI
7
50.3%
120
NOI '00 P3 - Mystery of the Lost City
China NOI
17p
40.0%
9
NOI '00 P2 - Program Parser
China NOI
12p
11.5%
10
NOI '00 P1 - Ceramic Necklace
China NOI
5
32.1%
59
NO ACM NO LIFE
Uncategorized
30p
22.4%
41
Next Semiprime
Uncategorized
10p
11.3%
23
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