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Random
Hot problems
DWITE '10 R3 #3 - Dominos Tiling
COCI '08 Contest 3 #6 Najkraci
Counting Subsequences
A Math Contest P5 - Good Arrays
ECOO '13 R1 P1 - Take a Number
CCC '24 J3 - Bronze Count
WC '96 P6 - Bases Multiplication
Problem
Category
Points
AC %
Users
APIO '07 P3 - Zoo
APIO
20p
32.3%
60
APIO '08 P2 - Roads
APIO
20p
16.1%
82
APIO '08 P3 - DNA
APIO
15p
31.1%
33
APIO '09 P1 - Digging for Oil
APIO
20p
17.1%
136
APIO '09 P2 - The Siruseri Convention Centre
APIO
25p
18.7%
66
APIO '09 P3 - The Great ATM Robbery
APIO
20p
7.4%
129
APIO '10 P1 - Commando
APIO
20p
25.6%
554
APIO '10 P2 - Patrol
APIO
20p
16.9%
207
APIO '10 P3 - Signaling
APIO
25p
19.6%
45
APIO '11 P1 - Table Coloring
APIO
25p
22.6%
98
APIO '11 P2 - Find the Path
APIO
20p
25.3%
44
APIO '11 P3 - Guess My Word!
APIO
30p
23.9%
8
APIO '12 P1 - Dispatching
APIO
17p
26.1%
267
APIO '12 P2 - Guard
APIO
20p
15.9%
42
APIO '12 P3 - Kunai
APIO
40p
13.3%
28
APIO '13 P1 - Robots
APIO
20p
9.4%
11
APIO '13 P2 - Toll
APIO
35p
20.6%
13
APIO '14 P1 - Palindromes
APIO
25p
18.2%
59
APIO '14 P2 - Split the Sequence
APIO
25p
11.5%
142
APIO '14 P3 - Beads and Wires
APIO
25p
24.1%
24
APIO '15 P1 - Bali Sculptures
APIO
20p
20.7%
96
APIO '15 P2 - Jakarta Skyscrapers
APIO
20p
7.7%
106
APIO '15 P3 - Palembang Bridges
APIO
20p
11.7%
66
APIO '16 P1 - Boat
APIO
20p
19.7%
51
APIO '16 P2 - Fireworks
APIO
40p
29.5%
51
APIO '17 P1 - Land of the Rainbow Gold
APIO
30p
15.5%
14
APIO '17 P2 - Travelling Merchant
APIO
20p
23.5%
47
APIO '18 P1 - New Home
APIO
25
6.3%
9
APIO '18 P2 - Circle Selection
APIO
40p
12.4%
6
APIO '18 P3 - Duathlon
APIO
30
26.4%
45
APIO '19 P1 - Strange Device
APIO
20
21.1%
50
APIO '19 P2 - Bridges
APIO
30p
11.2%
49
APIO '19 P3 - Street Lamps
APIO
35p
10.8%
30
APIO '22 P2 - Game
APIO
25p
1.8%
3
APIO '22 P3 - Permutation
APIO
20p
9.8%
12
APIO '23 P1 - Cyberland
APIO
17p
8.6%
33
APIO '23 P2 - Sequence
APIO
25p
7.3%
17
APIO '23 P3 - Alice, Bob, and Circuit
APIO
45p
0.0%
0
A Plus B
Uncategorized
3p
48.7%
8044
A Plus B (Hard)
Uncategorized
12
10.9%
318
Marcus Approximation
Uncategorized
12p
33.3%
43
All Pairs Shortest Path
Classics
20p
8.7%
6
APTX 4869
Uncategorized
10
44.7%
50
Another Random Contest 1 P1 - Chessgame
Uncategorized
5p
28.8%
75
Another Random Contest 1 P2 - Two Sequences
Uncategorized
7p
18.9%
43
Another Random Contest 1 P3 - Physics Olympics
Uncategorized
7p
30.1%
33
Another Random Contest 1 P4 - Bracket Query
Uncategorized
15p
44.3%
34
Another Random Contest 1 P5 - A Strange Country
Uncategorized
15p
14.9%
45
Another Random Contest 1 P6 - Smash Bros
Uncategorized
15p
20.3%
15
Art Academy 0: Prologue
Uncategorized
3p
35.7%
284
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