39
Axel
Last seen 1 month ago
Member for 2 years, 9 months, 4 days
Difficulty Normal
Initiation
Pythonic
Sum Numbers
10
17
3
Two solutions
All Upper I
7
25
2
slices
Replace First
51
10
2
one line or break
Remove All Before
1
18
6
if + slice
Remove All Before
47
9
2
re findall
Split Pairs
8
33
4
len + set
All the Same
784
2
0
6 solutions, different speed (fastest with map)
Count Digits
2
16
2
sum with for in one line
Count Digits
5
7
5
One liner - "for in if"
Sum Numbers
3
12
3
operand &
Is Even
1
30
7
One liner
Correct Sentence
42
11
4
No exceptions...
Correct Sentence
3
15
2
Simple but non-universal
Between Markers (simplified)
16
5
1
Short with some description
Nearest Value
32
11
1
Short (sorted + lambda)
Nearest Value
53
8
2
Short
Beginning Zeros
59
8
3
First
Split Pairs
1
17
4
First
Max Digit
8
17
4
First
End Zeros
32
13
4
Home
One line proc (65 symbols)
Three Words
19
5
1
Dict comprehension
Popular Words
25
11
0
78 symbols proc
Morse Decoder
15
3
1
sorted + key
Bigger Price
4
7
1
Triple truth
Three Words
14
6
4
One liner
Sun Angle
6
5
0
One liner (but not clear)
Between Markers
49
1
0
Two line
Sun Angle
146
5
1
Short (replace by letters)
Morse Decoder
221
3
0
split than join
Morse Decoder
398
0
0
strptime strftime
Date and Time Converter
7
19
1
First
Date and Time Converter
450
0
1
One liner
Split List
6
5
1
First
Sun Angle
829
0
0
Chr + Ord
Pawn Brotherhood
60
33
1
One liner - sorted tuple
Sort Array by Element Frequency
56
11
1
One liner with :=
Second Index
269
4
3
Tuple -> Dict
Popular Words
163
5
5
One liner (for - if)
Non-unique Elements
1666
2
1
3 lines
Between Markers
975
0
0
Two solutions (one line is slower)
Bigger Price
48
2
1
slice join split
Backward Each Word
15
2
0
datetime difference
Days Between
51
4
0
Short
Right to Left
227
8
5
replace + split
First Word
45
2
0
Second
Three Words
69
5
2
One liner
Even the Last
349
6
2
Electronic Station
48 symbols proc with prod
Digits Multiplication
14
8
1
2 lines proc
Words Order
99
0
0
2 proc for 3 lines (recursive)
Can You Pass?
19
0
0
5 lines
Can You Pass?
18
0
0
numpy.linalg.norm
Similar Triangles
36
0
1
Simple
Unix Match. Part 2
4
14
6
One-liner as multi-line
Find Sequence
81
5
1
4 one-liners with speed test
Ascending List
9
5
3
reduce filtered map!
Digits Multiplication
35
4
1
sorted strings
Verify Anagrams
501
2
1
Puzzled one-liner
Find Sequence
7
6
1
10 lines
Find Sequence
1183
0
0
dict & logical
Boolean Algebra
12
10
3
one or no and
Acceptable Password IV
26
7
1
One liner (long line)
Brackets
41
2
0
re.search
Unix Match. Part 1
35
6
1
len + set vs C-like
Surjection Strings
10
17
5
side proportion
Similar Triangles
33
7
3
all before + len-set
Acceptable Password VI
85
3
0
one more comparison
Acceptable Password V
143
2
1
len + any + map
Acceptable Password II
22
9
0
isupper + alternative
All Upper II
467
0
0
count sides
Inside Block
25
2
1
Broken head
Inside Block
79
0
0
0 < sum < len > 6
Acceptable Password III
240
1
1
isdigit + sum
Acceptable Password III
122
3
1
reduce list without 0
Digits Multiplication
511
3
0
one liner (rsplit + maxsplit)
Sort by Extension
32
8
1
map and compare (3 lines)
Words Order
479
0
2
Scientific Expedition
Short one-liner
The Most Wanted Letter
561
0
1
5th
I Love Python!
1455
0
0
nExT stage 4
I Love Python!
24
5
0
3 different solutions
Pangram
240
0
0
nExT stage 3
I Love Python!
23
5
3
nExT stage 2
I Love Python!
215
0
0
zip - zip
Cipher Map
305
1
3
2 solutions
Remove Accents
39
5
0
One long line or 3?
Call to Home
82
3
1
nExT stage
I Love Python!
1420
0
0
One long line
YAML. More Types
16
0
0
one line 59 symbols
Time Converter (24h to 12h)
10
6
0
2 lines with f-string
Morse Clock
23
3
1
one liner - join filter
Secret Message
1371
1
0
Two solutions (2 & 9 lines)
YAML. More Types
103
0
0
Two solutions (2 & 5 lines)
YAML. Simple Dict
228
0
1
map capitalize
Conversion into CamelCase
101
5
0
re.findlall
Conversion from CamelCase
30
10
2
One liner with comments
The Most Wanted Letter
121
8
0
One liner
Caps Lock
7
15
2
Two solutions with set
Pangram
148
7
1
Dictionary
Morse Clock
116
4
1
some cheat
Follow Instructions
8
22
1
sorted + set
Common Words
301
4
0
strip text
Bird Language
654
1
1
no type, no isinstance
Sum by Type
438
0
1
one line 79 symbols
Time Converter (24h to 12h)
21
17
6
2 cycles, 7 lines total
The Hidden Word
7
19
2
First solution
The Hidden Word
11
3
1
sorted + key=abs
Absolute Sorting
291
6
0
O'Reilly
2 lines (84 symbols)
Sort Except Zero
3
5
1
5 lines proc (simple)
Integer Palindrome
14
5
1
One liner
Integer Palindrome
2
3
0
One liner
Count Inversions
45
6
1
5 lines, pairs
Cipher Crossword
69
0
0
5 lines brute force
Cipher Crossword
2
5
0
8 lines (fully commented)
Lightbulb More
9
4
1
2 lines proc, weird
Reverse Every Ascending
2
10
2
No time module
Time Converter (12h to 24h)
19
10
2
non-recursive + recursive solutions
How Deep
2
11
4
One liner (long line)
Lightbulb End Watching
2
8
2
One liner
Lightbulb Start Watching
3
7
1
4 lines, weird
Multiple Lightbulbs
1
10
5
8 lines proc
Lightbulb Operating
1
10
2
range'n'slice
Chunk
16
8
0
i*0 != 0
How Deep
11
2
0
10 lines, commented
Lightbulb Operating
2
10
2
2 lines proc (one long)
Lightbulb End Watching
14
5
1
n*n/2
Loading Cargo
3
5
3
Recursion
Loading Cargo
30
5
1
5 lines
Multiple Lightbulbs
2
9
3
no type, 60 symbols
Flatten a List
6
13
0
8 lines, 218 symbols
The Flat Dictionary
99
1
0
64 symbols
Flatten a List
108
8
1
slice'n'sort
Median of Three
29
6
0
5 lines
Reverse Every Ascending
9
16
1
7 lines
Multiple Lightbulbs
1
25
5
4 lines 230 symbols
Xs and Os Referee
85
10
1
5 lines, zip-transpose
Xs and Os Referee
4640
0
0
One liner 59 symbols
Compress List
26
9
1
sorted once (60 symbols)
Frequency Sorting
9
15
0
Two lines (sorted + pop)
Sort Except Zero
143
3
1
2 lines - sum, zip
Lightbulb Start Watching
5
18
4
Short in symbols
Median
266
8
2
First
Median
118
3
2
One liner slice-if-else
Remove All After
102
4
1
one liner - sum / zip
Lightbulb Intro
40
5
1
sum > len
Majority
331
1
2
try except
Index Power
794
2
2
slices
Replace Last
167
3
2
Incinerator
set of walrus
Friends
7
5
2
dataclass decorator
Building Base
783
0
0
First
Building Base
1343
0
0
Idk how it works :)
Geometry Figures
39
0
0
First
Multicolored Lamp
165
0
0
Decorator
Capital City
9
0
0
140 lines
The Warlords
2
5
1
59 lines
The Lancers
10
0
0
73 lines
The Healers
129
0
0
84 lines
Straight Fight
106
0
0
122 lines
The Weapons
19
2
2
26 lines (dict as ancestor)
Voice TV Control
7
8
1
abstract total()
3 Chefs
97
1
0
First
Army Units
40
0
0
70 lines
The Lancers
26
3
0
59 lines
The Vampires
284
0
0
53 lines
The Defenders
39
4
0
First solution
Army Battles
35
5
6
First
The Warriors
27
2
1
Mine
Two lines proc
Count Morse
1
5
0
Clear recursion
Count Morse
8
5
1
3 lines proc
Ulam-Warburton Automaton Hex
2
0
5
6 lines proc (commented)
Ulam-Warburton Automaton Hex
13
0
1
4 lines proc
Ulam-Warburton Automaton Hex
1
0
1
Recursive formula (commented)
Toothpicks
2
0
0
Formula (commented)
Toothpicks
14
0
0
One line proc (60 symbols)
Ulam–Warburton Automaton
2
10
0
One line proc (74 symbols)
Ulam–Warburton Automaton
18
0
0
Non-recursive 6 lines
Chess Knight
24
4
0
2 lines proc
Bigger Together
125
0
0
2 solutions (1 vs 2 lines)
Moore Neighbourhood
188
5
1
math.gcd
The Greatest Common Divisor
119
3
1
Python 3.10
Binary Count
138
11
0
5 lines, commented
What Is Wrong With This Family?
5
4
3
Fly trace (11 lines, commented)
Escape
60
0
0
8 lines
Find Enemy
10
0
0
12 lines, but clear (+commented)
Find Enemy
32
1
0
re.sub
Currency Style
10
8
3
One liner 85 symbols
Caesar Cipher (encryptor)
55
7
0
One liner + clear solution
Determinant
22
0
0
One liner (long line)
Can Balance
3
5
1
3(4) lines
Chess Knight
2
7
0
two solutions 5 & 13 lines
The Einstein Problem-Lite
9
6
0
4 one line solutions
Best Stock
76
8
2
One line 114 symbols
Caesar Cipher (decryptor)
241
0
2
One line 103 symbols
Fizz Buzz
1138
1
2
Ice Base
isdigit
Is String a Number?
117
0
0
One liner or not?
Oil Pie
11
0
0
2 lines proc
Reverse Roman Numerals
56
0
0
2 lines proc, weird
Roman Numerals
269
0
0
One liner (awful)
Counting Tiles
3
5
4
2 points inside
Counting Tiles
15
10
2
Angles difference
Clock Angle
274
0
0
One liner (awful)
How to Find Friends
8
5
1
4 lines - redundant calcs
How to Find Friends
79
6
1
10 lines
Identify Block
3
5
1
Cut them all!
Reverse Roman Numerals
497
0
0
(-1) ** condition
Reverse Roman Numerals
55
0
0
Hints idea
Roman Numerals
1015
1
1
First
Roman Numerals
3340
0
0
sum - for
Monkey Typing
2275
0
0
5 lines, non-recursive
Making Change
133
0
0
groupby and no itertools solution
Long Repeat
37
10
1
2 solutions: Pythonic and C-like
Count Chains
21
4
0
three solutions
Largest Rectangle in a Histogram
35
7
0
findall with ^"
Find Quotes
56
6
0
max - min
The Most Numbers
4245
0
1
Alice In Wonderland
Simple and commented
15-puzzle Solvability
4
3
0
weird, up to 26
Peaceable Queens
1
8
2
3 lines 122 symbols
The Fastest Horse
2
5
1
6 lines proc (commented, no import)
Flood Area
3
5
3
10 lines proc (commented)
Flood Area
69
0
2
Stack - better than first solution...
Flood Area
68
0
0
One liner (but not clear)
Tree Walker
4
5
1
2 solutions (one line and 5 lines)
The Fastest Horse
268
0
1
7 lines
The Shortest Knight's Path
131
0
0
Dark magic
Multiplication Table
7
5
2
slice'n'len
Middle Characters
16
8
1
One liner
Swap Nodes
8
0
0
First
Swap Nodes
28
0
0
4 lines
IP Network: Route Summarization
16
5
0
map - zip
Transposed Matrix
36
6
2
itertools.count
Zigzag Array
53
0
0
Three solutions (86, 96, 99 symbols)
Zigzag Array
50
3
1
2 solutions: *map vs strptime
When is Friday?
236
0
1
simple recursion
Tree Walker
7
7
2
GitHub
7 lines proc (commented)
Simplify Unix Path
6
5
0
2 solutions
The End of Other
8
16
1
6 lines
Open Labyrinth
85
0
0
one line 51 symbols
Expand Intervals
77
3
0
7 lines
Merge Intervals
9
10
1
6 lines, commented
The Cheapest Flight
12
7
1
one cycle, 6 lines
Create Intervals
56
4
0
85 symbols
The Most Frequent Weekdays
19
11
2
Dumb solution
The Most Frequent Weekdays
313
0
0
One liner + 2 another solution
The Highest Building
6
21
3
First
Create Intervals (generator version)
21
0
0
Dropbox
Unclear 8 lines proc
Calculator-II
1
8
1
13 lines proc
Calculator-III
1
9
0
could 12 lines proc be clear?
Calculator-II
1
9
4
8 lines proc
Calculator-I
1
8
2
10 lines proc, simple
Calculator-I
2
14
5
4 lines less but weird
Huffman Encode
1
5
2
Make it shorter (commented)!
Huffman Encode
1
20
2
2 lines (packed from 10)
Scytale Encryption
11
4
1
7 lines proc
Rotating Grille Cipher
3
5
1
Weird 7 lines
Rotating Grille Cipher
2
0
1
9 lines proc
Rotating Grille Cipher
2
5
0
Chr + Ord
Atbash Cipher
3
1
1
Evil math
Three Points Circle
392
0
0
2 func for 6 lines total
Text Formatting
1
8
1
2 functions for 7 lines total
Text Formatting
1
5
1
wrap or not?
Text Formatting
18
5
4
One liner
Simple Hashlib
305
0
0
math is not programming (4 lines)!
Humpty Dumpty Form
31
6
2
One line 118 symbols
Hubspot Amulet
4
5
1
1 line and 3 line solutions
Hubspot Amulet
10
4
0
2 one-line functions
On the same path
5
7
0
2 + 1 long lines
Speech Module
145
7
1
PyCon TW
Simple commands
Digit Stack
643
0
0
One liner in 3 lines
Double Substring
312
0
1
7 lines proc
Calculate Islands
8
10
1
8 lines proc
Fused Cubes
1
13
3
16 lines, commented
Express Delivery
4
0
1
25 lines, commented
Express Delivery
93
0
0
One liner vs Clear
How Much Gold
96
0
0
Storage
Same 2 lines but shorter
The Rows of Cakes
19
0
1
2 lines proc (commented)
The Rows of Cakes
199
0
1
3 lines proc (commented)
Saw the Stick
48
3
0
2 lines proc
Working Hours Calculator
1
0
1
3 lines proc
Working Hours Calculator
7
0
0
3 lines proc
List Beautify
15
0
0
5 lines, weird
Digging a Canal
1
3
0
Simple 10 lines
Digging a Canal
68
0
0
divmod found!
Playfair Cipher
9
5
2
wanted divmod!
Playfair Cipher
3
5
1
One liner 69 symbols
Word Pattern
9
6
0
Reduced
English to Braille Translator
1
5
1
Simplified
English to Braille Translator
8
5
1
HubSpot
9 lines total
Supply Line
30
1
0
Recursed one-liner
Restricted Sum
1611
0
2
4 lines proc
Node Disconnected Users
185
0
1
6 lines proc
New Cities
144
0
0
3 lines proc
New Cities
15
0
0
Weekstart shift
Weekly Calendar
6
6
1
bit_count
The Hamming Distance
41
17
2
non-int one-liner
Number Base
11
8
2
non-int solution
Number Base
224
5
2
Blizzard
One line proc
Weekend Counter
47
4
1
9 lines proc (commented)
Radiation Search
174
0
0
8 lines proc
Radiation Search
19
0
0
Slash-it
Palindromic Palindrome
13
5
1
4 vs 5 lines proc
Reversed Permutation Index
76
0
0
4 lines proc
Spaceship Landing Strip
92
0
0
One liner
Mountain Scape
1
3
0
6 lines, commented
Mountain Scape
7
4
1
One line 106 symbols
Permutation Index
5
0
0
Simple
Unlucky Days
406
0
0
One line 113 symbols
Permutation Index
20
3
2
Rock
8 lines
Water Jars
62
0
0
Shelter
round and **
The Nearest Square Number
19
5
0
6 lines, commented
Landing Site
7
4
0
Binary hardcore aka z.join
Pattern Recognition
2
5
2
Binary masks, commented, 6 lines
Pattern Recognition
2
5
4
Boring solution
Pattern Recognition
7
8
2
18 lines Shoot'em'all
Fortress Cannons
2
0
0
Less line but weird
Landing Site
4
0
1
all distances
Landing Site
3
0
0
2 vs 3 vs 5 lines
Seven Segment
43
4
0
12 lines
One line Drawing
10
0
0
10 lines: complex isn't complex
The Lantern Festival
1
4
4
Right wall
The Lantern Festival
37
0
0
9 lines total
ADFGVX Cipher
3
10
3
Too heavy
ADFGVX Cipher
4
5
0
2 functions, 3+1 lines
Halloween Monsters
7
0
0
What is the last tests?
Completely Empty
81
0
0
Codeship
10 lines proc
The Territory of Go
1
1
0
Slightly optimized
Ugly Numbers
7
0
0
For test
Ugly Numbers
8
6
1
9 lines (2nd try)
Behind 2048
5
5
3
15 lines
Eaten Go Stones
39
0
0
one line recursive with @lru_cache
Probably Dice
10
2
1
Dumb solution
Probably Dice
23
7
0
14 lines
Behind 2048
4
5
1
30 lines
Behind 2048
5
5
1
Hermit
Walrus one-liner
Unique Email Addresses
6
0
0
Continue quest
Unique Email Addresses
5
0
0
2 solutions
Break Rings
25
0
0
26 ** idx
Excel Column Number
41
0
1
30 lines, no eval
Simplification
22
0
0
First
Backspace Apply
3
5
1
timedelta & weekday
Birthday Party
2
3
1
sub f-string
Fractions Addition
7
5
0
merging, no re
Keywords Finder
15
1
1
Watchtower
suppress
Compare Functions
16
3
1
10 lines, commented
Boundary Blocks
2
3
0
3 lines proc (fast)
DNA Common Sequence
4
0
0
2 lines proc, weird
DNA Common Sequence
2
0
0
5 lines proc but lru_cache
DNA Common Sequence
29
0
1
Not On Map
Counter or not? (2 solutions)
Most Wanted Letter
13
5
0
