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2025-09-05
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WHITESPACE
list of classical problems
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ID
NAME
CODE
USERS
ACC %
7973
Sometimes, a penalty is good!
ACPC10E
1207
29.59
7974
What’s Next
ACPC10A
51548
35.40
7975
Tri graphs
ACPC10D
4871
29.13
7976
Sum the Square
ACPC10B
560
26.24
8001
Fibonacci Sum
FIBOSUM
6994
27.96
8002
Horrible Queries
HORRIBLE
11158
29.80
8004
Tree Topology
TTOP
87
46.61
8055
Playground
AMR10A
280
25.94
8056
Regex Edit Distance
AMR10B
36
43.00
8057
Square Free Factorization
AMR10C
1446
41.59
8058
Soccer Teams
AMR10D
144
25.54
8059
Stocks Prediction
AMR10E
91
33.33
8061
Christmas Play
AMR10G
7792
48.26
8062
Shopping Rush
AMR10H
73
63.26
8063
Dividing Stones
AMR10I
167
26.30
8064
Mixing Chemicals
AMR10J
187
24.16
8073
The area of the union of circles
CIRU
468
20.51
8074
God of Number Theory
NUMG
35
37.10
8075
Sequence
SEQN
59
26.63
8093
Sevenk Love Oimaster
JZPGYZ
579
24.56
8097
Islands
IOIISL08
73
46.82
8100
Shifting Lights
SHLIGHTS
229
31.20
8105
Dot Product Maximization
DPMAX
80
16.63
8106
Normalized Form
ACPC10C
278
36.76
8108
POLYU
POLYU
36
26.76
8119
CIRU2
CIRUT
175
36.22
8129
Sky Lift
SKY
142
25.60
8132
Street Trees
STREETR
3081
47.00
8139
Chairs
CHAIR
565
37.77
8177
Beautiful numbers EXTREME
JZPEXT
291
27.46
8184
Bureaucracy
BUREAU
571
29.72
8189
Circles On A Screen
CIRCSCR
83
28.67
8217
XOR Maximization
XMAX
1752
23.16
8222
Substrings
NSUBSTR
1324
30.12
8238
N-Factorful
NFACTOR
2786
26.81
8263
Big Pyramid
EMILABC
51
62.92
8265
Zero Count
ZEROCNT
15
12.03
8277
Number of Prime Strings
PSTR
112
19.95
8281
Combination Of Integers
INTCOMB
69
29.49
8282
Distance
DIST
52
23.74
8283
Non-Decreasing Numbers
NONDEC
31
20.49
8284
Weighted Sum
WEIGHT
516
17.89
8285
Rectangles in a Matrix
RECTMAT
7
17.11
8286
Perfect Matching
MATCH
92
19.19
8288
Fast Food Restaurant
FASTFOOD
106
29.95
8316
Win gold medal
WINGOLD
55
26.03
8317
Red Balls
SIGNGAME
47
44.77
8318
color the balls
PLAYSIGN
69
42.80
8319
GLJIVE
GLJIVE
4406
35.24
8320
Spreadsheet scrolling
SCROLL
78
29.61
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