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2025-09-06
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WHITESPACE
list of classical problems
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ID
NAME
CODE
USERS
ACC %
1880
Hanoi Calls
HANOICAL
205
54.44
1881
Instruction Decoder
ICODER
668
50.81
1960
Rectangles
RECTANGL
173
16.61
1961
Roman Roads
ROMANRDS
103
31.59
1962
Circles
CIRCLES
62
20.12
1963
Image Projections
IMGPROJ
109
34.26
1964
Tree cut
MMCUT
149
38.10
1965
Set Cover
SETCOV
25
10.92
1966
Ski Valley
SKIVALL
117
18.43
2002
Random Number Generator
RNG
98
40.62
2019
The Rolling Ball
ROLLBALL
4
5.48
2022
Truth Or Lie
TRUTHORL
104
21.17
2023
One Instruction Computer Simulator
ONEINSTR
47
10.58
2031
Please help You-Know-Who
YKH
39
28.65
2038
Rectangle Tiling
TILING
116
41.61
2047
Stone Removing Game
REMGAME
133
37.96
2050
Strange Billboard
CERC07B
805
60.55
2051
Cell Phone
CERC07C
161
31.43
2052
Hexagonal Parcels
CERC07H
76
28.93
2053
Key Task
CERC07K
1188
31.78
2054
Gates of Logic
CERC07L
37
22.91
2055
Weird Numbers
CERC07N
346
35.99
2056
Rectangular Polygon
CERC07P
135
48.12
2058
Reaux! Sham! Beaux!
CERC07R
664
32.90
2059
Robotic Sort
CERC07S
740
33.19
2060
Tough Water Level
CERC07W
36
18.21
2171
Ambiguous Codes
AMCODES
85
39.47
2172
Ballroom Lights
BALLIGHT
35
32.94
2173
Car Plates Competition
CPC
261
42.05
2174
Drop the Triples
DTT
122
29.04
2175
Emoticons
EMOTICON
332
22.01
2176
Finding Seats
FSEATS
224
15.00
2177
Galou is back!
GALOU
226
31.01
2178
He is offside!
OFFSIDE
8447
50.13
2179
ICPC Scoreboard
ICPCS
180
29.76
2180
Justice League
JLEAGUE
83
48.97
2317
Bracket Sequence
LEXBRAC
57
23.73
2318
Overlapping Words
WORDS
90
22.40
2319
Sequence
BIGSEQ
218
28.12
2320
Manhattan
DISTANCE
703
32.39
2321
Segments
SEGMENTS
156
13.91
2322
Tree Game
TREEGAME
325
43.37
2323
Broken Compass
COMPASS
47
13.78
2324
Mario
MARIOGAM
63
14.00
2325
String Distance
STRDIST
214
21.51
2371
Another Longest Increasing Subsequence Problem
LIS2
843
13.67
2412
Arranging Amplifiers
ARRANGE
3282
27.22
2413
Building Beacons
BUILD
42
19.84
2414
Calculate The Cost
CCOST
343
22.37
2416
Distinct Subsequences
DSUBSEQ
3783
36.34
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