Sphere Online Judge
sign in
News
Problems
basics
challenge
classical
none
partial
riddle
tutorial
Status
Ranking
Forum
SPOJ
time:
2025-09-06
18 : 40 : 20
All
ADA95
DOC
ASM32-GCC
ASM32
ASM64
GAWK
MAWK
BASH
BC
BF
C-CLANG
C
NCSHARP
CSHARP
C++ 4.3.2
CPP
CPP14-CLANG
CPP14
C99
CLPS
CLOJURE
COBOL
COFFEE
LISP clisp
LISP sbcl
D
D-CLANG
D-DMD
DART
ELIXIR
ERL
FSHARP
FANTOM
FORTH
FORTRAN
GO
GOSU
GRV
HASK
ICON
ICK
JAR
JAVA
JS-RHINO
JS-MONKEY
JULIA
KTLN
LUA
NEM
NICE
NIM
NODEJS
OBJC
OBJC-CLANG
OCAML
OCT
PAS-GPC
PAS-FPC
PDF
PERL
PERL6
PHP
PICO
PIKE
PS
PRLG-swi
PROLOG
PYTHON
PYPY
PYPY3
PYTHON3
PY_NBC
R
RACKET
RUBY
RUST
SCALA
SCM guile
CHICKEN
SCM qobi
SED
ST
SQLITE
SWIFT
TCL
TEXT
UNLAMBDA
VB.NET
WHITESPACE
list of classical problems
<
Previous
31
32
33
34
35
36
37
38
39
40
41
Next
>
ID
NAME
CODE
USERS
ACC %
9577
Dynamic Tree Connectivity
DYNACON1
655
28.76
9587
The Prime conjecture
PRIMEZUK
574
34.49
9636
A Canvas Building
ACANVAS
71
18.04
9637
Black and White
BANDW
2183
54.18
9638
Circuits
CIRCUITS
25
9.33
9640
Equilibrium
EQUI
256
28.14
9641
Factory of Bridges
FBRIDGES
69
26.01
9642
Getting There Fast
GETFAST
19
17.69
9643
He is Lazy
HEISLAZY
157
41.73
9644
Imperialism
IMPER
174
30.69
9645
Joy of CompuTenis
JOCTENIS
9
15.38
9650
Mega Inversions
TRIPINV
617
42.94
9652
Robots on a grid
ROBOTGRI
865
19.47
9655
Elevator Trouble
ELEVTRBL
4334
32.39
9685
Zombie’s Treasure Chest
ZTC
83
13.68
9686
Yummy Triangular Pizza
YUMMY
485
65.64
9687
Xavier is Learning to Count
XC
46
20.05
9689
Very Boring Homework
VBWORK
16
33.33
9690
Universal Question Answering System
UQAS
26
24.00
9691
Triangles and Quadrangle
TQ
17
13.25
9692
Share the Cakes
CAKE4
10
9.32
9693
Revenge of Fibonacci
REVFIB
97
31.16
9694
Quelling Blade
QB
10
31.58
9721
2s Complement
CODESPTA
179
32.17
9722
Insertion Sort
CODESPTB
4072
31.43
9723
Card Shuffling
CODESPTC
41
26.23
9725
Queens on a Board
CODESPTD
54
50.38
9734
Hacking the random number generator
HACKRNDM
5882
39.02
9746
Bytelandian Tours
CODESPTE
14
16.67
9748
Palindromes
CODESPTF
94
26.06
9749
Cliques
CODESPTG
70
28.68
9750
Polygon Diagonals
CODESPTH
29
27.75
9751
Repairing Roads
CODESPTI
21
11.02
9753
Tuple Division
TUPLEDIV
17
3.92
9755
Grey Area
SCPC11A
301
62.05
9756
Alaska
SCPC11B
2938
35.86
9759
GO
SCPC11F
102
49.05
9760
Indomie
SCPC11G
112
47.90
9761
Dolls
SCPC11H
112
32.33
9788
Friends of Friends
FACEFRND
7149
63.27
9805
Be Awesome As Barney Stinson
BEHAPPY
1859
68.29
9817
Shortcut
WPC4C
54
25.94
9820
Through the troops
WPC4F
2059
44.43
9832
Matrix inverse
MIFF
88
59.49
9842
Yet Another Fancy Game
GAME3
243
23.66
9856
The Glazier
GLASS
72
47.16
9857
Eight Directions Crossword
EIGHT
137
14.94
9858
Štef and Barica
WALK1
76
37.31
9860
The Glazier 2
GLASS2
43
64.56
9861
Hotels Along the Croatian Coast
HOTELS
9061
41.77
© Spoj.com. All Rights Reserved. Spoj uses
Sphere Engine
™ © by
Sphere Research Labs
.