25
kisungch
● 5 ● 18 ● 31
3590/ 3695
Kisung Chung
Last seen 7 months ago
Member for 1 year, 9 days
Difficulty Easy
Missions (295) / Solutions (209)
 Strings and Integers
The Most Wanted Letter
8
Digits Multiplication
8
 4148
Three Words
5
 4346
Fizz Buzz
5
 4970
Bird Language
8
 1499
Cut Sentence
8
First Word
8
 1708
Correct Sentence
7
 842 1
Conversion into CamelCase
8
 702
Conversion from CamelCase
8
 701
Middle Characters
8
Multiply (Intro)
5
Between Markers (simplified)
5
 1311
First Word (simplified)
12
 320 3
End Zeros
5
 1005
Number Length
7
 617 1
Backward String
5
All Upper I
5
 902
Beginning Zeros
8
 1823
Max Digit
5
 1055
Sum Numbers
5
 2079
Goes Right After
8
 598
Is Even
14
 85 7
Excel Column Number
8
 71
Goes Right After (simplified)
6
 99
Just Fizz!
18
 67 3
Rectangle Perimeter
14
 2 11
The Longest Word
6
 25
Count Vowels
6
 25
Convert To Title Case
9
 33
Replace All Occurrences
9
 21
Longest Substring of Unique Characters
12
 13
Number With Exclamation
22
 1 14
Count Substring Occurrences
9
Longest Common Prefix
9
Convert Date
18
 6 4
Fuzzy String Matching
22
 10 3
All Permutations
9
 4
Find Remainder
6
 29
Integer Sign Determination
3
Sum of Integers
12
 22 1
Reverse Integer
22
 3 8
Armstrong Number Checking
19
 7 5
Maximum Among Three
10
 12 2
Leap Year Checking
9
 24
Quadratic Equation Roots
14
 6 2
Count Divisibles in Range (simplified)
6
 12
Perfect Number Checking
9
 14
Variable: Declaration and Value Setting
1
Variables with Expression Values
2
Empty Function
2
Take and Return Argument
2
 List but not the least
Non-unique Elements
8
 7299
Median
8
Even the Last
5
Absolute Sorting
5
Right to Left
5
Index Power
7
 1366 1
Easy Unpack
5
The Most Frequent
5
All the Same
15
Follow Instructions
8
Frequency Sorting
8
Ascending List
8
Zigzag Array
8
 230
Reverse Every Ascending
8
Replace First
5
Compress List
8
Remove All Before
5
Remove All After
5
Majority
8
Chunk
8
Sort Except Zero
15
 859
Backward Each Word
8
Words Order
8
 594
Sort by Extension
22
 222 1
Non Empty Lines
5
Stock Profit
5
Changing direction
15
Missing Number
15
 129
Duplicate Zeros
13
 38 1
 Look up in the Dict()
Golden Pyramid
8
 490
The Flat Dictionary
20
 289
Pawn Brotherhood
15
 3567
The Cheapest Flight
8
 128
Count Digits
5
 1018
Aggregate by Operation
12
 7
Move Zeros
9
 104
Switch Keys to Values
9
 83
 Strings Theory
Speech Module
10
 597 1
Brackets
30
House Password
8
Morse Clock
20
Striped Words
15
 1140
Friendly Number
8
Common Words
8
Letter Queue
8
 802
Pangram
8
Currency Style
8
The Longest Palindromic
8
Stressful Subject
8
Long Repeat
8
Long Non Repeat
8
Double Substring
8
Long Repeat Inside
8
Second Index
8
Between Markers
8
The Nearest Square Number
8
Morse Encoder
8
Morse Decoder
8
Sun Angle
15
Caps Lock
8
Surjection Strings
15
Remove Brackets
15
Text Formatting
8
All Upper II
5
Acceptable Password I
5
Acceptable Password II
8
Acceptable Password III
8
Acceptable Password IV
8
Acceptable Password V
8
Acceptable Password VI
8
Sum of Digits
9
One Switch Strings
9
Adjacent Letters
15
Correct Capital
9
 94
Long Pressed
12
Is String a Number?
15
Is String a Number? (Part II)
15
Fibonacci Poem
15
Calculator-I
15
 24
Calculator-II
15
 7
Calculator-III
15
 6
Huffman Encode
15
Calculator-IV
32
 1 5
Calculator-V
15
 2
Calculator-VI
15
 2
Calculator-VII
15
 2
Reveal the Number
9
Working Hours Calculator
15
Work Schedule Generator
15
Schedule Mode Builder
15
 6
Count Morse
12
The Hollow Diamond
12
 List, list and list again
Loading Cargo
40
 235
Determine the Order
40
 80 1
Cipher Crossword
30
 76
Xs and Os Referee
12
 370
Cipher Map
20
 1636
Flatten a List
12
 1213
Count Inversions
15
 59 5
Color Map
20
 123
Xs and Os Champion
15
 50
Most Efficient Cutting
8
 55
The Highest Building
8
 41
Median of Three
8
 342
Sort Array by Element Frequency
8
Split Pairs
22
 29 12
Split List
36
 175 4
Replace Last
5
Sum by Type
13
 157 3
Convert and Aggregate
20
 36 1
Integer Palindrome
9
 76
Nonogram Encode
15
 28
Sort Sorted Groups
15
 39
When "k" is Enough!
15
 77
Not in Order
9
Replace with Biggest
9
 64
Matrix "Hatching"
12
 38
Toothpicks
15
 20
Ulam–Warburton Automaton
12
Ulam-Warburton Automaton Hex
12
 16
List Beautify
12
 1
Garland
12
 13
Beat The Previous
9
 29
Close Enough
12
 8
 Different kind of sets
The End of Other
5
 1132
Berserk Rook
20
 125
Friends
15
 786
Power Supply
20
 179
Merge Intervals
9
 194
Create Intervals
8
 376
Seven Segment
15
 237
Expand Intervals
15
 271
Square Board
8
 73
Nearest Value
8
 802
Boundary Blocks
30
 26
Hexagonal Islands
20
 33
Power Plants
15
 41
Shorter Set
5
 80
 Mine
Checking Perfect Power
12
 13
 Ice Base
Radiation Search
15
 176
Skew-symmetric Matrix
5
 154
Transposed Matrix
15
 59
Spaceship Landing Strip
15
 11
Counting Tiles
8
 288
The Best Number Ever
5
 615
Disposable Teleports
15
 238
Three Points Circle
15
 399
Calculate Islands
15
 337
Pearls in the Box
15
 415
The Hidden Word
20
 28
Feed Pigeons
10
 389 1
The Most Numbers
8
 4316
Call to Home
20
 510
Network Attack
8
 360
Digit Stack
8
 646
Weak Point
5
 50
The Greatest Common Divisor
8
 485
Moria Doors
15
 285
Largest Rectangle in a Histogram
8
 591
Caesar Cipher (encryptor)
8
 700
Similar Triangles
30
 396
Fibonacci Spiral's End
12
 25
Peaceable Queens
15
 6
15-puzzle Solvability
12
 20
e+pi
12
 15
Cut Into Squares
15
 13
Exploring Wythoff Array
27
 3 3
Flip of Time
12
 7
 The Game is Worth it!
Unfair Dice
20
 82
 GitHub
Find Sequence
28
 23 2
Roman Numerals
22
 1018 1
Solution for Anything
15
 332
Open Labyrinth
30
 968
Numbers Factory
8
 644
The Angles of a Triangle
8
 1413
Ghosts Age
8
 756
Restricted Sum
5
 1619
Binary Count
8
 2360
Number Base
15
 3014
The Hamming Distance
8
 1323
Min and Max
8
 1359
How to Find Friends
15
 918
Monkey Typing
8
 2331
I Love Python!
9
 439 2
Secret Message
15
 4767
Moore Neighbourhood
8
 1212
Break Rings
60
 186
Node Disconnected Users
20
 193
New Cities
15
 157
City's Happiness
20
 98
 Dropbox
Determinant
8
 109
Area of a Convex Polygon
20
 273
Anagrams By Stacks
60
 58
Numbered Triangles
20
 86
Saw the Stick
8
 395
Humpty Dumpty Form
15
 417
Restricted Prime
8
 122
Mono Captcha
15
 19
Square Spiral
15
 121
Rotate Hole
8
 529
Achilles and the Tortoise
5
 474
Crossword Solver
20
 2
Playfair Cipher
15
 109
ADFGVX Cipher
20
 12
Clock Angle
15
 293
IP Network: Route Summarization
15
 177
Count Chains
15
 142
 Everything is Object
The Warriors
15
 858
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
 Blizzard
Convex Hull
15
 90
Mathematically Lucky Tickets
15
 67
The Rows of Cakes
15
 201
Pattern Recognition
8
 182
Painting Wall
20
 166
Simple Hashlib
5
 336
Word Pattern
5
 280
Robot Sort
8
 185
Shooting Range
8
 99
AMSCO Cipher
20
 6
Vigenere Cipher
8
 166
English to Braille Translator
15
 114
String Conversion
15
 172
Identify Block
20
 108
Barcode Reader
15
 52
Worth of Words
5
 419
Fast Train
8
 47
Can Balance
15
 163
Flood Area
15
 75
 Rock
Keywords Finder
15
 67
Find Quotes
8
 422
Sum Consecutives
8
 168
Sort by Removing
15
 111
Triangular Islands
25
 40
Mountain Scape
15
 49
 Codeship
Workout
25
 46
Unique Email Addresses
9
 66
Ugly Numbers
37
 17 3