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SPOJ
time:
2025-09-06
15 : 51 : 15
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WHITESPACE
list of classical problems
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ID
NAME
CODE
USERS
ACC %
7627
Driving Direction
NE06D
14
49.02
7628
Mathematics
MATHS
67
29.05
7629
Building Ports
BPORT
45
12.44
7630
SHOPPERS
SHOPPERS
150
36.75
7632
Architecture
ARCHI
20
24.24
7637
Road Map
RANJAN05
79
54.90
7666
Telecommunications
TELECOM
26
28.30
7668
Pebble Solver
PEBBLE
2009
50.46
7676
Sum of Digits
CPCRC1C
5034
38.79
7680
Electrical Engineering
ELEC
17
33.97
7683
Powered and Squared
CSQUARE
717
27.21
7685
Flowers
FLWRS
352
32.98
7691
Homo or Hetero
HOMO
1676
36.26
7692
Chemistry
CHEM
72
13.88
7693
Environmental Engineering
ENVIRON
38
39.23
7696
Encryption
CENCRY
1003
35.87
7704
Civil Engineering
CIVIL
640
44.59
7709
Jumping Zippy
JZPCIR
68
54.35
7718
Number of common divisors
COMDIV
7293
24.45
7733
Happy Numbers I
HPYNOS
9403
53.36
7734
Twist and whirl - want to cheat
TWIST
245
45.51
7737
Escape
BOI7ESC
57
34.36
7739
Sound
BOI7SOU
485
33.86
7740
Fence
BOI7FEN
23
25.49
7741
Sequence
BOI7SEQ
814
30.33
7742
Onotole needs your help
OLOLO
10152
41.10
7745
Bingo!
MBINGO
758
38.89
7746
Cocircular Points
MCOCIR
63
16.78
7753
Happy Numbers II
HPYNOSII
651
15.95
7757
Flowers Flourish from France
MFLAR10
3175
53.09
7758
Growing Strings
MGLAR10
176
32.39
7759
Hyperactive Girl
MHLAR10
111
39.94
7760
Kids’ Wishes
MKLAR10
95
31.93
7761
Jollo
MJLAR10
398
40.15
7762
Electric Needs
MELAR10
25
38.00
7763
Ingenious Metro
MILAR10
83
67.02
7772
Help a researcher
HLPRSRCH
62
48.95
7777
National Treasure
ANARC09J
35
31.50
7778
Land Division
ANARC09H
40
43.50
7779
Stock Chase
ANARC09G
76
30.19
7782
Largest Labeled Common Ancestor
LLCA
208
57.44
7783
Commuting Functions
COMFUNC
49
25.94
7804
Defense of a Kingdom
DEFKIN
5227
25.17
7805
Kitchen Robot
KITROB
90
32.24
7807
The Lucky Prisoner
LPRISON
27
9.84
7809
Cow Photographs
COWPIC
173
36.01
7826
Tree Isomorphism
TREEISO
620
23.65
7851
Stacks of Zippy
JZPSTA
19
16.41
7857
Tower Game (Hard)
ADV04A1
62
14.63
7859
Upper Right King (Hard)
ADV04B1
171
37.39
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