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2025-09-06
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list of classical problems
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ID
NAME
CODE
USERS
ACC %
2147
Root of a Linear Equation
ROOT
66
8.90
2148
Candy III
CANDY3
20552
25.33
2149
Biased Standings
BAISED
3678
33.66
2150
Counting Subsequences
SUBSEQ
1031
29.42
2151
Digital Calculator
CALCULAT
23
5.69
2152
Hilbert Curve
FRACTAL
13
16.29
2153
Internet is Faulty
IMATCH
69
38.54
2154
Kruskal
KRUSKAL
85
14.03
2157
Anti-Blot System
ABSYS
12967
45.24
2159
Delicious Cake
CAKE3
30
14.64
2160
Here-There
HERE
30
24.76
2161
Pixel Shuffle
JPIX
34
21.03
2162
Towers of Powers
TOWER
26
13.87
2185
Musical Optimization
MUSIC
73
43.15
2189
Making Pairs
MKPAIRS
48
16.54
2202
Tan and His Interesting Game
TAN1
46
25.18
2371
Another Longest Increasing Subsequence Problem
LIS2
843
13.67
2415
Kirchhof Law
RESIST
105
21.42
2416
Distinct Subsequences
DSUBSEQ
3783
36.34
2417
Eliminate The Enemies
ENEMY
22
19.74
2421
Incrementing The Integer
ININT
53
24.29
2511
Magic Program IV
MAGIC4
27
17.99
2643
Starcraft I
SC1
58
22.30
2670
Count Minimum Spanning Trees
MSTS
189
17.41
2714
Cow Cars
COWCAR
670
37.51
2715
Glasnici
GLASNICI
348
37.42
2716
Maximal Quadrilateral Area
QUADAREA
6255
50.22
2734
Large party
LARGE
40
26.19
2742
Summing Sums
SUMSUMS
921
19.10
2743
Prefix Tiling
PRETILE
166
27.86
2815
Increasing Subsequences
INCSEQ
2184
28.17
2816
Common Subsequences
CSUBSEQS
223
28.92
2817
Distinct Increasing Subsequences
INCDSEQ
795
24.57
2826
Round-Robin Scheduling
RRSCHED
650
36.17
2829
Time Limit Exceeded
TLE
260
21.67
2832
Find The Determinant III
DETER3
308
20.46
2905
Not a Triangle
NOTATRI
5052
38.67
2944
Emmons
SHOOTING
7
7.19
3070
How many subsequences
SEQ5
99
9.90
3133
Here We Go(relians) Again
GORELIAN
171
40.30
3184
Game of Lines
LINES
1315
27.76
3195
Doors and Penguins
DOORSPEN
243
27.37
3261
Race Against Time
RACETIME
1177
24.82
3305
Roman Patrollers
SA04C
53
59.35
3306
Very Special Boxes
SA04D
114
31.96
3314
Umnozak
UMNOZAK
115
30.02
3347
Cestarine
HIGHWAY
64
29.10
3374
Scavenger Hunt
SCAVHUNT
1375
50.52
3375
Stamps
STAMPS
13789
41.72
3376
Parking Lot
PARKINGL
143
20.40
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