39
H0r4c3
● 18 ● 42 ● 52 Leader of the month
9207/ 9695
Horatiu Crista
Last seen 1 day ago
Member for 2 years, 6 months, 18 days
Difficulty Normal
Python, Python, Python...

Missions (413) / Solutions (328)
 Initiation
Easy Unpack
14
 116 7
The Most Frequent
12
 8 5
Correct Sentence
13
 15 6
All the Same
22
 1183 1
Multiply (Intro)
13
 11 6
Between Markers (simplified)
16
 51 9
First Word (simplified)
5
 800
Nearest Value
8
 448
Split Pairs
8
 551
Replace First
27
 6 6
Remove All Before
15
 6 6
End Zeros
13
 6 6
Number Length
5
 477
Backward String
5
All Upper I
19
 34 12
Beginning Zeros
22
 22 12
Max Digit
13
 9 6
Sum Numbers
11
 225 4
Count Digits
5
Acceptable Password I
5
Is Even
5
 Home
Non-unique Elements
15
 816 5
Even the Last
5
 5256
Three Words
22
 135 15
Pawn Brotherhood
46
 167 10
Right to Left
5
 3604
Days Between
5
 2479
Bigger Price
12
 689 2
Second Index
17
 101 7
Between Markers
13
 332 3
First Word
10
 75 1
Popular Words
12
 522 2
Date and Time Converter
8
 482
Morse Decoder
10
 410 1
Sun Angle
15
Sort Array by Element Frequency
16
 6 6
Split List
15
 359
Backward Each Word
8
Changing direction
34
 11 6
Missing Number
50
 2 22
Duplicate Zeros
8
 58
 Electronic Station
Find Sequence
45
 2 9
Brackets
48
 452 2
Mathematically Lucky Tickets
15
Digits Multiplication
8
 4320
Verify Anagrams
15
 1852
Can You Pass?
40
Boolean Algebra
32
 257 3
Inside Block
30
Unix Match. Part 1
54
 83 3
Unix Match. Part 2
69
 24 4
Ascending List
10
 300 1
Surjection Strings
36
 96 4
Remove Brackets
15
 75
Similar Triangles
30
 144
Words Order
8
 274
All Upper II
16
 30 9
Sort by Extension
15
 197
Acceptable Password II
17
 36 7
Acceptable Password III
12
 178 2
Acceptable Password IV
16
 31 6
Acceptable Password V
18
 23 8
Acceptable Password VI
8
 405
Blood distribution
12
 15
 Scientific Expedition
Morse Clock
20
The Most Wanted Letter
16
 8 6
Striped Words
15
 1108
The Hidden Word
41
 77 4
Common Words
10
 745 1
Absolute Sorting
7
 1452 1
Cipher Map
20
 211
Remove Accents
13
 69 3
Call to Home
20
 33
Bird Language
14
 300 4
Letter Queue
10
 9 1
I Love Python!
15
 97 1
Secret Message
41
 266 6
Pangram
15
 213 5
Follow Instructions
13
 187 3
Conversion into CamelCase
19
 34 9
Conversion from CamelCase
16
 75 6
Time Converter (24h to 12h)
44
 76 8
Caps Lock
22
 13 12
YAML. Simple Dict
36
 42 4
YAML. More Types
20
 113
Sum by Type
8
 151
Goes Right After
10
 290 1
Convert and Aggregate
37
 7 9
Nonogram Encode
15
Latest ISO datetime
9
Beat The Previous
9
 34
Count Vowels
8
 19 1
Convert To Title Case
18
 9 4
Replace All Occurrences
12
 17 1
Longest Substring of Unique Characters
12
 31
Count Substring Occurrences
9
 45
 O'Reilly
Loading Cargo
40
 34
Determine the Order
30
Median
8
 8443
Cipher Crossword
30
Xs and Os Referee
12
 102
Parse Array
30
Flatten a List
27
 8
The Flat Dictionary
37
 3 3
Index Power
7
 200 1
Count Inversions
14
 90 4
Frequency Sorting
10
 228 1
Time Converter (12h to 24h)
51
 14 15
Flatten a List (iterator version)
12
 1
Flatten a List (generator version)
12
Median of Three
10
 148 1
Reverse Every Ascending
15
 1 5
How Deep
39
 34 5
Replace Last
7
 65
Compress List
10
 2 1
Remove All After
12
 150 3
Majority
10
 339 1
Chunk
15
 40 5
Sort Except Zero
28
 221 2
Lightbulb Intro
39
 48 5
Lightbulb Start Watching
15
 209
Lightbulb End Watching
15
 139
Multiple Lightbulbs
20
Lightbulb Operating
20
Lightbulb More
20
The Final Stone
16
 27 1
Integer Palindrome
16
 18 3
Sum of Digits
12
 43 1
Knapsack Problem
15
Matrix-2-String
9
 19
String-2-Matrix
9
 17
 Incinerator
Building Base
15
 794
Friends
15
Every Person is Unique
36
 38 4
3 Chefs
15
 239
Geometry Figures
15
 139
Capital City
22
 56 1
Multicolored Lamp
15
Microwave Ovens
15
Hacker Language
15
Dialogues
15
 175
Army Units
32
 34 3
The Warriors
22
 452 1
Army Battles
41
 23 6
The Defenders
27
 57 3
The Vampires
8
 303
The Lancers
20
The Healers
20
Straight Fight
20
The Weapons
15
The Warlords
30
 Mine
Determinant
8
 60
Binary Count
15
 268 5
Fizz Buzz
12
 295 5
Achilles and the Tortoise
9
 115 2
The Greatest Common Divisor
13
 118 3
Moore Neighbourhood
8
 30
Currency Style
8
 174
Find Enemy
30
Cut Sentence
12
 96 2
Bigger Together
8
 11
Best Stock
15
 167 5
Caesar Cipher (encryptor)
8
 670
Caesar Cipher (decryptor)
15
 16 5
Chess Knight
15
 80
Fast Train
8
Can Balance
15
Aggregate by Operation
12
 8
Adjacent Letters
15
 42
Long Pressed
12
 49
Switch Keys to Values
19
 13 5
Replace with Biggest
9
 43
Fibonacci Poem
24
 3 9
Count Morse
12
Checking Perfect Power
12
Count Divisibles in Range
8
 7 1
 Ice Base
Roman Numerals
41
 287 6
Counting Tiles
8
 278
Feed Pigeons
8
 89
The Most Numbers
8
 4262
How to Find Friends
15
 136
Oil Pie
8
 11
Monkey Typing
20
 47 10
Clock Angle
15
 282
Making Change
15
 13
Largest Rectangle in a Histogram
8
 571
Reverse Roman Numerals
15
 506
Long Repeat
18
 61 8
Identify Block
20
Morse Encoder
8
 404
Find Quotes
14
 103 4
Count Chains
15
Write Quadratic Equation
12
 21
Move Zeros
20
 9 6
One Switch Strings
14
 7 2
Correct Capital
57
 1 30
Interesting, intersecting
12
 1
When "k" is Enough!
27
 13 3
Not in Order
9
 40
Is String a Number?
42
 3 14
Is String a Number? (Part II)
32
 9 5
Reveal the Number
19
 1 5
Leap Year Checking
19
 8 5
Quadratic Equation Roots
9
 24
Perfect Number Checking
17
 7 3
Count And Say
19
 3 5
 Alice In Wonderland
Transposed Matrix
39
 9 5
The Shortest Knight's Path
30
Multiplication Table
15
 26 5
Digits Doublets
15
IP Network: Route Summarization
47
 8 11
Long Non Repeat
10
 124 1
The Fastest Horse
15
 36 5
When is Friday?
13
 80 3
Middle Characters
14
 48 4
Zigzag Array
10
 81 1
Swap Nodes
20
 148
Flood Area
15
YAML. Complex Structure
30
Tree Walker
37
 17 3
 GitHub
Solution for Anything
15
 325
Open Labyrinth
30
Area of a Convex Polygon
44
 20 5
The End of Other
15
 37 8
Shooting Range
8
Broken Clock
20
The Most Frequent Weekdays
23
 14 13
Cookies
14
 40 4
Power Supply
20
Merge Intervals
16
 39 3
Create Intervals
8
 353
Simplify Unix Path
69
 9 4
Long Repeat Inside
15
 17 5
Barcode Reader
15
The Highest Building
8
 28
Create Intervals (iterator version)
9
Expand Intervals
41
 26 6
The Cheapest Flight
8
Evenly Spaced Trees
8
 9
Power Plants
15
Searchlights
20
 Dropbox
Speech Module
16
 175 6
The Best Number Ever
14
 39 7
Numbers Factory
15
 90 5
Humpty Dumpty Form
39
 40 5
Friendly Number
8
 583
Simple Hashlib
12
 38 5
Place Queens
15
The Longest Palindromic
14
 113 4
Worth of Words
10
 108 3
Text Formatting
8
Atbash Cipher
12
 12 5
Scytale Encryption
8
 1
Rotating Grille Cipher
15
 8
Grille Cipher Attack
60
Playfair Cipher Attack
60
Common Tail
19
 10 5
Sort Sorted Groups
36
 2 8
Calculator-I
32
 7 5
Calculator-II
32
 2 5
Calculator-III
15
 1
Calculator-IV
15
 1
e+pi
12
 11
Sum of Distinct Cubes
12
 15
The Longest Word
8
 14 1
All Permutations
9
 16
Tricky String
9
Revorse the vewels
9
 16
 PyCon TW
House Password
8
 3647
Building Visibility
8
How Much Gold
36
 14 4
Express Delivery
60
Golden Pyramid
8
Simple Areas
15
 58 5
Digit Stack
15
 79 3
Robot Sort
8
 172
Dark Labyrinth
20
Double Substring
20
 13 10
Ryerson Letter Grade
5
 111
Sum Consecutives
12
 52 2
Fused Cubes
30
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
 Storage
Skew-symmetric Matrix
5
 140
Saw the Stick
8
 382
Restricted Prime
8
Word Pattern
7
 51 1
Battle Dice
30
Square Spiral
15
Weak Point
5
 42
Mind Switcher
30
Exec Quine
20
Playfair Cipher
15
Earth Distances
15
Forgetful Prisoner
20
Group Equal consecutive
8
 216
List Beautify
22
 5 3
Working Hours Calculator
15
Work Schedule Generator
15
Schedule Mode Builder
15
 HubSpot
Restricted Sum
12
 221 5
Number Base
41
 199 6
Repeating Decimals
8
 102
New Cities
15
Supply Line
30
Square Board
8
 57
Univocalic davasaan
5
Non Empty Lines
12
 22 5
Team Play
12
Workout
25
Triangular Islands
25
 2
Weekly Calendar
22
 43 1
Next Birthday
15
 Blizzard
Stair Steps
8
 198
The Angles of a Triangle
8
 1401
Weekend Counter
13
 63 3
Sudoku Solver
15
 4
Palindromic Palindrome
30
 33
Min and Max
10
 504 1
Unlucky Days
5
 411
String Conversion
15
Stressful Subject
12
 208 2
The First Working Day
5
 151
Rectangles Union
10
 7 1
Useless Flights
20
Permutation Index
48
 1 12
Reversed Permutation Index
15
 77
Connect Stars
42
 3 5
 Rock
Super Root
8
 235
Crossword Solver
20
Family Gifts
30
Most Efficient Cutting
8
River Crossing
30
Sort by Removing
20
 58 1
Greedy Number
20
 2
Garland
12
 18
 Shelter
Ghosts Age
14
 115 4
Pattern Recognition
8
 177
One line Drawing
15
The Lantern Festival
20
AMSCO Cipher
20
ADFGVX Cipher
20
Climbing Route
15
Completely Empty
46
 23 6
The Nearest Square Number
8
 184
Seven Segment
15
Fortress Cannons
20
Delivery Drone
20
Landing Site
20
Halloween Monsters
15
Four To The Floor
8
 Codeship
The Square Chest
10
 104 1
8 Puzzle
30
Snake Lite
30
Bats Bunker
30
Probably Dice
30
Texas Referee
30
Magic with 5 cards
30
Ugly Numbers
20
Rolling 🎲!
12
 26
Champernowne Word
12
 25
 Hermit
Anagrams By Stacks
60
Ore In The Desert
60
The Good Radix
8
 245
Colder-Warmer
30
Mono Captcha
15
 18
Keywords Finder
15
Simplification
75
 8 1
Break Rings
111
 45 5
Network Loops
15
Strawberry Fields
44
 7 5
Fractions Addition
39
 8 5
Count Consecutive Summers
15
 360
Shorter Set
5
 44
Birthday Party
5
 23
Stock Profit
5
 47
Excel Column Number
8
 37
Unique Email Addresses
9
 40
Backspace Apply
9
 36
 Watchtower
Funny Addition
36
 15 8
Convex Hull
15
Magic Square
15
Number Guess
8
 80
Numbered Triangles
20
Bulls and Cows
20
Rotate Hole
15
 42 5
Bag of Santa Claus
8
Vigenere Cipher
8
 2
DNA Common Sequence
25
Bacteria Colonies
20
Compare Functions
8
Broken Window
30
Boundary Blocks
30
 Escher
The Ship Teams
13
 128 3
Ground for the House
15
 234
Compass, Map and Spyglass
10
 113 1
The Stone Wall
8
 227
Wild Dogs
15
The Secret Room
8
 11
Keys and Locks
15
 30
Safe Code
8
 6
Treasures
8
 6
The Stones
15
Card Game
8
 6
The Buttons
15
Graphical Key
20
Hypercube
15
 4
The Tower
20
 Not On Map
Most Wanted Letter
11
 4 11
Aggregate and Count
15
 59
Length of the String
10
 11 3