Sphere Online Judge
sign in
News
Problems
basics
challenge
classical
none
partial
riddle
tutorial
Status
Ranking
Forum
SPOJ
time:
2025-09-05
23 : 23 : 43
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
46
47
48
49
50
51
52
53
54
55
56
Next
>
ID
NAME
CODE
USERS
ACC %
20673
Count The Indexes
CNTINDX
253
29.60
20689
WA,RTE and Placements
WRP
28
41.08
20752
LAZY FRIENDS
GEMS
40
37.09
20845
Interesting Numbers
INUM
221
24.19
20846
Interesting Selection
ISELECT
130
44.09
20848
Interesting Game
IGAME
60
44.68
20849
Interesting queries
IQUERY
46
34.12
20863
Largest Submatrix
MINSUB
82
27.21
20872
Counting Pairwise Coprime Triples
PCOPTRIP
50
52.45
20926
Special Numbers (Reverse and Add)
REVADD
21
11.94
20951
Pebbles
SNIM
73
59.86
20970
Alia and Handsome Devil
HDEVIL
399
30.65
20971
Alia and Substrings
HAGU
27
22.16
20972
Alia and Cryptography
CONOR
101
45.45
20977
Car Game
UCBINTB
51
33.80
20979
Good
UCBINTC
90
41.13
20980
Chicken Joggers
UCBINTD
19
41.27
20984
Music Academy
UCBINTF
73
48.24
20985
Archipelago
UCBINTG
107
62.96
20986
Hypertubes
UCBINTH
58
44.26
20987
Sequence
UCBINTI
31
24.85
21049
Under Construction Forever
UCF
17
40.91
21057
Super Lucky Palindromes
CTPLUCKY
33
27.59
21058
Dirty Plates
CTPDIRTY
27
32.65
21061
Yet Another Subset Sum Problem
YASSP
48
34.44
21083
Lexicographically Smallest
LEXSTR
250
33.20
21092
DRAW TABLE
FRMT
47
53.79
21096
Word Counting 2
WORDCNT2
175
29.70
21104
Jarin Loves New Task
JLNT
49
38.20
21132
Palindromes
APIO14_A
105
36.20
21155
Manoj and Fire
MANJFIRE
25
21.16
21169
Balanced base-3
TAP2014B
519
52.53
21170
Constellation of the parallelogram
TAP2014C
92
26.64
21172
Erdos et al
TAP2014E
141
36.84
21173
String fertilization
TAP2014F
61
41.89
21174
Gallantry
TAP2014G
397
51.22
21175
Rush hour
TAP2014H
145
41.81
21176
Stapled intervals
TAP2014I
51
58.86
21177
Distracted judges
TAP2014J
324
44.91
21178
Encryption kit
TAP2014K
56
29.58
21187
Increasing Shortest Path
ACPC13
34
20.25
21193
Adjusting Ducks
ADJDUCKS
67
31.82
21326
Akbar , The great
AKBAR
2728
16.05
21347
Tulip And Numbers
TULIPNUM
1036
21.36
21352
Avantgarde and Bicycle
CLZBICYC
29
42.50
21353
Avantgarde and Doughnut
CLZDOUGH
23
44.87
21354
String Problem
CLZSTRNG
28
33.33
21360
Suffix Equal Prefix
SUFEQPRE
546
29.37
21394
Ohani And The Series
OHANISER
605
42.18
21395
Ohani And Binary Search Tree
OHANIBTR
130
36.05
© Spoj.com. All Rights Reserved. Spoj uses
Sphere Engine
™ © by
Sphere Research Labs
.