31
Last seen 1 day ago
Member for 8 years, 4 months, 9 days
Difficulty Normal
Initiation
First
Number Length
1
142
21
First
Max Digit
47
9
0
First
Nearest Value
127
4
0
First
Replace First
163
4
2
First
First Word (simplified)
208
3
0
First
Is Even
233
3
0
First
The Most Frequent
239
2
1
First
Remove All Before
315
2
1
First
Split Pairs
361
1
0
First
Count Digits
386
1
0
First
Beginning Zeros
420
1
0
First
Acceptable Password I
514
0
0
First
Backward String
555
1
0
First
Between Markers (simplified)
601
1
0
First
End Zeros
638
0
0
First
Sum Numbers
726
0
0
Home
First
Bigger Price
6
20
1
First
Missing Number
13
4
0
First
Changing direction
20
2
0
First
Date and Time Converter
34
9
1
First
Duplicate Zeros
65
0
0
First
Split List
73
6
1
First
Morse Decoder
241
2
0
First
Backward Each Word
325
1
0
First
Sun Angle
353
2
0
First
Three Words
448
3
1
First
Sort Array by Element Frequency
486
1
1
Second
Sort Array by Element Frequency
489
1
0
First
Between Markers
533
1
0
First
Popular Words
562
1
1
First
Pawn Brotherhood
1134
1
1
First
Second Index
1150
0
0
First
Right to Left
1932
0
0
Electronic Station
First
Unix Match. Part 1
27
7
1
First
Can You Pass?
46
2
1
First
All Upper II
66
5
1
First
Acceptable Password III
90
3
0
First
Similar Triangles
111
2
0
First
Acceptable Password V
156
1
1
First
Find Sequence
169
2
0
First
Acceptable Password IV
221
0
0
First
Ascending List
236
1
0
First
Surjection Strings
246
0
0
First
Acceptable Password II
334
0
0
First
Verify Anagrams
1001
0
1
First
Boolean Algebra
1693
0
0
Scientific Expedition
First
Beat The Previous
11
3
1
First
Combining Celebrity Names
14
0
0
First
Caps Lock
31
7
1
First
Conversion into CamelCase
61
6
1
First
The Hidden Word
63
4
0
First
Remove Accents
72
2
1
First
Time Converter (24h to 12h)
80
7
0
First
YAML. Simple Dict
120
0
0
First
Goes Right After
163
2
0
First
Sum by Type
216
1
0
First
Follow Instructions
241
1
1
First
Conversion from CamelCase
261
1
0
First
Pangram
1193
0
0
First
Striped Words
1458
0
0
First
The Most Wanted Letter
4013
0
0
O'Reilly
First
Loading Cargo
6
14
1
First
Ordinary Cardinals
12
0
0
First
Median of Three
17
7
0
First
Chunk
17
7
0
First
Reverse Every Ascending
18
9
0
First
Determine the Order
18
8
0
First
Sum of Digits
55
0
1
First
How Deep
77
2
0
First
Compress List
95
3
0
First
Time Converter (12h to 24h)
179
1
1
First
Majority
211
2
0
First
Replace Last
230
1
0
First
Sort Except Zero
236
1
0
First
Frequency Sorting
245
0
0
First
Remove All After
324
0
0
Incinerator
First
The Healers
3
0
0
First
Microwave Ovens
4
11
0
First
The Lancers
6
8
1
First
Geometry Figures
9
6
0
First
The Defenders
15
5
1
First
Party Invitations
18
4
1
First
Multicolored Lamp
23
9
0
First
The Warriors
38
10
0
First
Army Units
84
0
0
First
Army Battles
100
2
0
Mine
First
Chess Knight
13
6
1
First
What Is Wrong With This Family?
14
9
0
First
Count Divisibles in Range
14
0
0
First
Postfix Evaluation
20
0
0
First
Replace with Biggest
22
0
0
First
Escape
23
0
1
First
Switch Keys to Values
28
0
0
Second
Switch Keys to Values
29
0
0
First
Adjacent Letters
35
0
1
First
Cut Sentence
41
5
0
First
Currency Style
48
0
0
First
Can Balance
52
1
0
First
Caesar Cipher (decryptor)
54
1
1
First
Best Stock
130
5
2
First
Caesar Cipher (encryptor)
201
2
0
First
Disposable Teleports
403
0
0
Ice Base
First
Count Chains
6
12
0
First
Identify Block
15
4
1
First
Factorial Zeros
15
0
0
First
Largest Rectangle in a Histogram
17
9
0
Counting Fives
Factorial Zeros
17
0
0
First
One Switch Strings
20
0
0
First
Move Zeros
23
2
0
First
Interesting, intersecting
23
0
0
First
Making Change
24
2
1
First
Reverse Roman Numerals
33
6
1
First
When "k" is Enough!
36
0
1
First
Correct Capital
37
1
2
GroupBy
Long Repeat
39
9
1
First
Is String a Number?
52
0
0
First
Find Quotes
107
3
1
First
Morse Encoder
259
0
0
Alice In Wonderland
Itertools
Swap Nodes
3
0
0
First
Multiplication Table
10
4
0
First
Swap Nodes
26
7
0
First
Long Non Repeat
44
4
0
First
The Fastest Horse
58
3
0
Sliced
Swap Nodes
65
3
1
First
Zigzag Array
68
1
0
Itertools2
Swap Nodes
69
2
0
First
When is Friday?
71
3
0
First
The Shortest Knight's Path
71
0
0
First
Middle Characters
76
2
0
GitHub
First
Create Intervals (generator version)
4
5
0
First
Power Supply
6
7
1
First
Simplify Unix Path
8
4
0
First
The Cheapest Flight
9
0
0
First
Evenly Spaced Trees
12
5
1
First
Searchlights
20
0
0
First
Expand Intervals
43
4
0
First
Area of a Convex Polygon
63
1
1
First
Shooting Range
74
0
2
First
Merge Intervals
118
0
1
First
Cookies
128
0
1
Dropbox
First
Nonogram Row
5
5
1
First
Count Squares
12
0
0
First
Frogs Collision
12
0
0
First
Tricky String
15
1
0
First
Sort Sorted Groups
15
0
0
First
Revorse the vewels
20
0
0
First
On the same path
34
0
1
First
Atbash Cipher
42
0
0
First
Worth of Words
58
4
0
First
Friendly Number
110
3
0
First
Simple Hashlib
187
0
0
First
Three Points Circle
362
0
0
First
Numbers Factory
592
0
0
PyCon TW
First
Sum Consecutives
56
1
1
First
Double Substring
66
3
0
First
Golden Pyramid
86
4
0
Storage
First
English to Braille Translator
15
2
0
First
List Beautify
16
0
0
First
Earth Distances
20
2
1
First
Group Equal consecutive
24
7
1
First
Exec Quine
43
0
0
First
Saw the Stick
308
0
1
HubSpot
First
Weekly Calendar
8
4
0
First
Team Play
16
1
1
First
Node Disconnected Users
22
4
1
First
Next Birthday
26
1
0
First
Workout
26
0
0
First
Square Board
29
1
1
First
New Cities
43
1
1
First
Non Empty Lines
50
1
0
First
Repeating Decimals
68
0
1
First
The Hamming Distance
1152
0
0
Blizzard
Speeded Up First
Permutation Index
3
0
0
First
Reversed Permutation Index
9
4
2
First
Checkers Capture
16
0
0
First
Permutation Index
47
0
0
First
Useless Flights
52
0
0
First
The First Working Day
53
1
1
First
Rectangles Union
65
0
0
First
Safe Coasts
85
0
0
First
Radiation Search
159
0
0
Rock
First
Count Comprehensions
2
4
0
First
Greedy Number
6
4
0
First
Web Log Sessions
8
5
0
First
Water Jars
10
2
0
First
River Crossing
16
0
0
First
Park Benches
16
0
0
First
Sort by Removing
23
3
1
First
Parity Bit Generator
56
0
0
First
Super Root
112
0
0
Shelter
BrutalForce
Halloween Monsters
6
6
1
First
The Nearest Square Number
9
10
0
First
Completely Empty
19
6
1
EylerPath
One line Drawing
64
0
0
First
Seven Segment
161
0
0
First
Ghosts Age
396
0
0
Codeship
First
Champernowne Word
20
0
0
First
Ugly Numbers
23
1
1
First
Probably Dice
58
3
3
First
Bats Bunker
130
0
0
Hermit
First
Shorter Set
4
11
0
Second
Stock Profit
4
5
1
Second
Unique Email Addresses
7
5
1
First
Excel Column Number
8
1
0
Third
Stock Profit
14
2
0
Second
Mono Captcha
17
3
0
First
Unique Email Addresses
18
1
1
First
Mono Captcha
21
2
0
Brutal Force
Break Rings
21
1
1
First
Stock Profit
22
1
0
First
Fractions Addition
65
0
0
First
Count Consecutive Summers
195
0
1
Watchtower
Filtration
Bulls and Cows
11
3
0
Light chasing
Wall Keeper
45
0
0
First
Rotate Hole
100
2
0
Escher
Second
The Ship Teams
3
7
2
First
Keys and Locks
4
8
1
First
Safe Code
5
0
0
First
Card Game
8
6
1
First
Hypercube
8
5
0
First
Treasures
9
0
0
First
The Stone Wall
31
4
0
First
The Secret Room
33
2
1
First
The Buttons
37
0
0
First
Graphical Key
37
0
0
First
Wild Dogs
47
2
0
First
The Stones
47
0
1
First
The Tower
48
0
0
First
Compass, Map and Spyglass
82
1
3
Second
Ground for the House
93
2
1
Third
The Ship Teams
173
1
0
First
The Ship Teams
230
0
0
Not On Map
First
Aggregate and Count
24
0
1
First
Most Wanted Letter
109
0
0