21
BootzenKatzen
● 4 ● 24 ● 40
2661/ 2695
Last seen 4 days ago
Member for 4 years, 9 months, 25 days
Difficulty Normal
Missions (195) / Solutions (115)
 Initiation
Easy Unpack
5
The Most Frequent
5
Correct Sentence
5
All the Same
15
Multiply (Intro)
5
Between Markers (simplified)
5
First Word (simplified)
20
 2 13
Nearest Value
8
Split Pairs
13
 257 3
Replace First
12
 157 5
Remove All Before
12
 8 5
End Zeros
5
 236
Number Length
5
Backward String
19
 4 12
All Upper I
20
 1 13
Beginning Zeros
18
 61 8
Max Digit
14
 6 7
Sum Numbers
12
 9 5
Count Digits
13
 95 6
Acceptable Password I
5
Is Even
5
 Home
Non-unique Elements
13
 1276 3
Even the Last
11
 83 4
Three Words
5
Pawn Brotherhood
15
 3555
Right to Left
5
 218
Days Between
22
 107 15
Bigger Price
8
Second Index
8
 778
Between Markers
8
First Word
8
Popular Words
8
Date and Time Converter
18
 50 8
Morse Decoder
8
 858
Sun Angle
15
 1405
Sort Array by Element Frequency
8
Split List
15
 831
Backward Each Word
8
 537
Changing direction
45
 4 17
Missing Number
34
 7 6
Duplicate Zeros
8
 180
 Electronic Station
Digits Multiplication
8
 70
Verify Anagrams
15
 1867
Unix Match. Part 1
30
 284
Unix Match. Part 2
50
 84 1
Ascending List
12
 234 2
Surjection Strings
15
Remove Brackets
15
Similar Triangles
30
Words Order
8
All Upper II
5
 561
Sort by Extension
15
Acceptable Password II
8
 652
Acceptable Password III
14
 80 4
Acceptable Password IV
16
 32 6
Acceptable Password V
15
 58 5
Acceptable Password VI
8
 484
 Scientific Expedition
The Most Wanted Letter
8
The Hidden Word
20
 506
Common Words
10
 751 1
Absolute Sorting
5
Bird Language
15
 215 5
I Love Python!
5
Secret Message
32
 77 3
Pangram
8
 1560
Follow Instructions
13
 194 3
Conversion into CamelCase
13
 216 3
Conversion from CamelCase
16
 78 6
Time Converter (24h to 12h)
28
 373 2
Caps Lock
18
 29 8
YAML. Simple Dict
15
Sum by Type
13
 152 3
Goes Right After
16
 53 6
Convert and Aggregate
37
 8 9
Beat The Previous
9
 37
Count Vowels
17
 3 9
Convert To Title Case
9
Replace All Occurrences
9
Longest Substring of Unique Characters
12
Count Substring Occurrences
9
Fuzzy String Matching
12
 O'Reilly
Median
12
 937 2
Flatten a List
19
 534 2
The Flat Dictionary
20
Index Power
5
Count Inversions
14
 91 4
Frequency Sorting
8
 476
Median of Three
8
 348
Reverse Every Ascending
8
How Deep
15
Replace Last
9
 226 2
Compress List
8
 418
Remove All After
5
Majority
14
 143 4
Sort Except Zero
15
 23
Lightbulb Intro
15
 394
Lightbulb Start Watching
15
Lightbulb End Watching
15
Sum of Digits
16
 28 3
The Hollow Diamond
12
 5
Ordinary Cardinals
12
 3
Matrix-2-String
9
String-2-Matrix
9
 Incinerator
3 Chefs
15
The Warriors
15
Army Battles
15
 Mine
Binary Count
8
Fizz Buzz
5
Achilles and the Tortoise
5
The Greatest Common Divisor
8
Moore Neighbourhood
8
The Einstein Problem-Lite
15
Bigger Together
8
Best Stock
8
Caesar Cipher (encryptor)
8
Caesar Cipher (decryptor)
8
Aggregate by Operation
12
Adjacent Letters
15
 77
Long Pressed
12
Switch Keys to Values
9
 85
Replace with Biggest
24
 1 10
Fibonacci Poem
15
Toothpicks
30
 6 4
"Lunar" Multiply
9
Rectangle Perimeter
3
Number With Exclamation
11
 9 3
Longest Common Prefix
9
Count Divisibles in Range
6
Find Remainder
6
 33
Integer Sign Determination
3
 Ice Base
The Most Numbers
8
How to Find Friends
36
 136 4
Oil Pie
8
 219
Monkey Typing
15
 144 5
Largest Rectangle in a Histogram
8
Long Repeat
8
 1100
Morse Encoder
8
 445
Find Quotes
13
 135 3
Count Chains
32
 30 3
Write Quadratic Equation
12
 27
Move Zeros
12
 27 1
One Switch Strings
12
 12 1
Correct Capital
16
 21 3
Not in Order
19
 12 5
Is String a Number?
15
 97
Is String a Number? (Part II)
27
 13 3
Reveal the Number
9
 30
Count And Say
9
Colorful Disks
6
 20
 Alice In Wonderland
The Fastest Horse
15
 38 5
When is Friday?
8
Middle Characters
8
Zigzag Array
8
Swap Nodes
20
 157
Flood Area
15
 GitHub
The End of Other
5
 1130
Cookies
8
 214
Merge Intervals
9
Create Intervals
8
 373
The Highest Building
13
 65 3
Expand Intervals
15
 268
Evenly Spaced Trees
8
 Dropbox
Speech Module
8
 1231
The Longest Palindromic
8
Worth of Words
5
 423
Text Formatting
8
Atbash Cipher
5
 90
Scytale Encryption
8
 73
Common Tail
9
 67
Sort Sorted Groups
9
 49
Sum of Distinct Cubes
12
The Longest Word
8
 17 1
All Permutations
9
Sum of Integers
9
 38
Reverse Integer
9
 34
Armstrong Number Checking
9
 40
Revorse the vewels
0
 9
 PyCon TW
House Password
8
OOP 1: First Look at Class and Object
5
OOP 2: Class Attributes
5
OOP 3: Initializing
5
OOP 4: Adding Methods
5
OOP 5: Parent - Child
5
OOP 6: Overriding Methods
5
OOP 7: Adding Parameters
5
 HubSpot
Univocalic davasaan
5
Non Empty Lines
5
 Blizzard
Weekend Counter
8
 566
Palindromic Palindrome
30
Min and Max
8
 1358
Stressful Subject
16
 60 6
The First Working Day
5
 Rock
Sort by Removing
20
 67 1
 Codeship
Rolling 🎲!
12
Champernowne Word
12
 8
 Not On Map
Most Wanted Letter
0
 120