25
Kisung Chung
Last seen 7 months ago
Member for 1 year, 9 days
Difficulty Easy
Strings and Integers
First
Number With Exclamation
1
14
5
First
Rectangle Perimeter
2
11
0
First
Reverse Integer
3
8
0
First
All Permutations
4
0
0
First
Convert Date
6
4
0
First
Quadratic Equation Roots
6
2
0
First
Armstrong Number Checking
7
5
0
First
Fuzzy String Matching
10
3
2
First
Maximum Among Three
12
2
0
First
Count Divisibles in Range (simplified)
12
0
0
First
Longest Substring of Unique Characters
13
0
0
First
Perfect Number Checking
14
0
0
First
Replace All Occurrences
21
0
0
First
Sum of Integers
22
1
0
First
Leap Year Checking
24
0
0
First
Count Vowels
25
0
0
Second
The Longest Word
25
0
0
First
Find Remainder
29
0
0
First
Convert To Title Case
33
0
0
First
Just Fizz!
67
3
2
First
Excel Column Number
71
0
0
First
Is Even
85
7
1
First
Goes Right After (simplified)
99
0
0
Second
First Word (simplified)
320
3
0
First
Goes Right After
598
0
0
First
Number Length
617
1
0
First
Conversion from CamelCase
701
0
0
First
Conversion into CamelCase
702
0
0
First
First Word (simplified)
772
1
1
First
Correct Sentence
842
1
0
First
All Upper I
902
0
0
First
End Zeros
1005
0
0
First
Max Digit
1055
0
0
First
Between Markers (simplified)
1311
0
0
First
Bird Language
1499
0
0
First
First Word
1708
0
0
First
Beginning Zeros
1819
0
0
First
Sum Numbers
2075
0
0
First
Digits Multiplication
4148
0
0
First
Three Words
4346
0
0
First
Fizz Buzz
4970
0
2
List but not the least
First
Duplicate Zeros
38
1
0
First
Missing Number
129
0
0
First
Sort by Extension
222
1
0
First
Zigzag Array
230
0
0
First
Words Order
594
0
0
First
Sort Except Zero
859
0
0
First
Index Power
1366
1
0
First
Non-unique Elements
7299
0
1
Look up in the Dict()
First
Aggregate by Operation
7
0
0
First
Switch Keys to Values
83
0
0
First
Move Zeros
104
0
0
First
The Cheapest Flight
128
0
0
First
The Flat Dictionary
289
0
0
First
Golden Pyramid
490
0
0
First
Count Digits
1018
0
0
First
Pawn Brotherhood
3567
0
0
Strings Theory
modified
Calculator-IV
1
5
0
Modified
Calculator-V
2
0
0
First
Calculator-VI
2
0
0
First
Calculator-VII
2
0
0
First
Schedule Mode Builder
6
0
0
Improved
Calculator-III
6
0
0
improved
Calculator-II
7
0
0
Modified
Calculator-I
24
0
0
First
Correct Capital
94
0
0
First
Speech Module
597
1
0
First
Letter Queue
802
0
0
First
Striped Words
1140
0
0
List, list and list again
First
List Beautify
1
0
0
First
Close Enough
8
0
0
First
Garland
13
0
0
First
Ulam-Warburton Automaton Hex
16
0
0
First
Toothpicks
20
0
0
First
Nonogram Encode
28
0
0
First
Split Pairs
29
12
0
First
Beat The Previous
29
0
0
First
Convert and Aggregate
36
1
2
First
Matrix "Hatching"
38
0
0
First
Sort Sorted Groups
39
0
0
First
The Highest Building
41
0
0
First
Xs and Os Champion
50
0
0
First
Most Efficient Cutting
55
0
0
First
Count Inversions
59
5
3
First
Replace with Biggest
64
0
0
First
Integer Palindrome
76
0
0
First
Cipher Crossword
76
0
0
First
When "k" is Enough!
77
0
0
First
Determine the Order
80
1
1
First
Color Map
123
0
0
First
Sum by Type
157
3
4
First
Split List
175
4
0
First
Loading Cargo
235
0
0
First
Median of Three
342
0
0
First
Xs and Os Referee
370
0
0
First
Flatten a List
1213
0
0
First
Cipher Map
1636
0
0
Different kind of sets
First
Boundary Blocks
26
0
0
First
Hexagonal Islands
33
0
0
First
Power Plants
41
0
0
First
Square Board
73
0
0
First
Shorter Set
80
0
0
First
Berserk Rook
125
0
0
First
Power Supply
179
0
0
First
Merge Intervals
194
0
0
First
Seven Segment
237
0
0
First
Expand Intervals
271
0
0
First
Create Intervals
376
0
0
First
Friends
786
0
0
First
Nearest Value
802
0
0
First
The End of Other
1132
0
0
Mine
First
Checking Perfect Power
13
0
0
Ice Base
First
Exploring Wythoff Array
3
3
0
First
Peaceable Queens
6
0
0
First
Flip of Time
7
0
0
First
Spaceship Landing Strip
11
0
0
First
Cut Into Squares
13
0
0
First
e+pi
15
0
0
First
15-puzzle Solvability
20
0
0
First
Fibonacci Spiral's End
25
0
0
First
The Hidden Word
28
0
0
First
Weak Point
50
0
0
First
Transposed Matrix
59
0
0
First
Skew-symmetric Matrix
154
0
0
First
Radiation Search
176
0
0
First
Disposable Teleports
238
0
0
First
Moria Doors
285
0
0
First
Counting Tiles
288
0
0
First
Calculate Islands
337
0
0
First
Network Attack
360
0
0
First
Feed Pigeons
389
1
0
First
Similar Triangles
396
0
0
First
Three Points Circle
399
0
0
First
Pearls in the Box
415
0
0
First
The Greatest Common Divisor
485
0
0
First
Call to Home
510
0
0
First
Largest Rectangle in a Histogram
591
0
0
First
The Best Number Ever
615
0
0
First
Digit Stack
646
0
0
First
Caesar Cipher (encryptor)
700
0
0
First
The Most Numbers
4316
0
0
The Game is Worth it!
First
Unfair Dice
82
0
0
GitHub
First
Find Sequence
23
2
2
First
City's Happiness
98
0
0
First
New Cities
157
0
0
First
Break Rings
186
0
0
First
Node Disconnected Users
193
0
0
First
Solution for Anything
332
0
0
First
I Love Python!
439
2
0
First
Numbers Factory
644
0
0
First
Ghosts Age
756
0
0
First
How to Find Friends
918
0
0
First
Open Labyrinth
968
0
0
First
Roman Numerals
1018
1
0
First
Moore Neighbourhood
1212
0
0
First
The Hamming Distance
1323
0
0
First
Min and Max
1359
0
0
First
The Angles of a Triangle
1413
0
0
First
Restricted Sum
1619
0
0
First
Monkey Typing
2331
0
0
First
Binary Count
2360
0
0
First
Number Base
3014
0
0
First
Secret Message
4767
0
0
Dropbox
First
Crossword Solver
2
0
0
First
ADFGVX Cipher
12
0
0
First
Mono Captcha
19
0
0
First
Anagrams By Stacks
58
0
0
First
Numbered Triangles
86
0
0
First
Determinant
109
0
0
First
Playfair Cipher
109
0
0
First
Square Spiral
121
0
0
First
Restricted Prime
122
0
0
First
Count Chains
142
0
0
First
IP Network: Route Summarization
177
0
0
First
Area of a Convex Polygon
273
0
0
First
Clock Angle
293
0
0
First
Saw the Stick
395
0
0
First
Humpty Dumpty Form
417
0
0
First
Achilles and the Tortoise
474
0
0
First
Rotate Hole
529
0
0
Everything is Object
First
The Warriors
858
0
0
Blizzard
First
AMSCO Cipher
6
0
0
First
Fast Train
47
0
0
First
Barcode Reader
52
0
0
First
Mathematically Lucky Tickets
67
0
0
First
Flood Area
75
0
0
First
Convex Hull
90
0
0
First
Shooting Range
99
0
0
First
Identify Block
108
0
0
First
English to Braille Translator
114
0
0
First
Can Balance
163
0
0
First
Painting Wall
166
0
0
First
Vigenere Cipher
166
0
0
First
String Conversion
172
0
0
First
Pattern Recognition
182
0
0
First
Robot Sort
185
0
0
First
The Rows of Cakes
201
0
0
First
Word Pattern
280
0
0
First
Simple Hashlib
336
0
0
First
Worth of Words
419
0
0
Rock
First
Triangular Islands
40
0
0
First
Mountain Scape
49
0
0
First
Keywords Finder
67
0
0
First
Sort by Removing
111
0
0
First
Sum Consecutives
168
0
0
First
Find Quotes
422
0
0
Codeship
First
Ugly Numbers
17
3
0
First
Workout
46
0
0
First
Unique Email Addresses
66
0
0