21
Shun-Lung Chang
Last seen 8 months ago
Member for 4 years, 13 days
Difficulty Normal
Initiation
First
First Word (simplified)
23
11
0
First
Correct Sentence
61
9
0
First
Nearest Value
72
6
0
First
Count Digits
79
6
0
Solution
The Most Frequent
86
6
0
First
Easy Unpack
90
8
1
First
Replace First
125
5
0
First
Between Markers (simplified)
148
5
1
First
Number Length
170
4
0
First
Sum Numbers
176
4
0
First
Split Pairs
207
3
1
First
Beginning Zeros
226
3
0
First
Remove All Before
240
3
1
First
Is Even
304
2
1
First
All the Same
336
4
1
First
All Upper I
431
1
0
First
End Zeros
447
1
2
First
Backward String
454
2
1
First
Max Digit
503
1
1
First
Acceptable Password I
566
0
0
First
Multiply (Intro)
683
1
1
Home
itertools.chain.from_iterable
Duplicate Zeros
63
0
0
Solution
Date and Time Converter
66
7
0
First
First Word
146
6
0
First
Second Index
168
5
0
solution
Morse Decoder
177
4
0
First
Days Between
187
8
0
First
Even the Last
189
10
0
First
Bigger Price
212
5
1
First
Popular Words
225
4
0
First
Between Markers
306
3
0
First
Sort Array by Element Frequency
313
3
0
First
Split List
393
1
0
Solution
Sun Angle
757
1
0
First
Right to Left
889
2
0
First
Non-unique Elements
975
4
0
First
Three Words
4128
0
0
Electronic Station
numpy.diag + itertools.groupby
Find Sequence
4
5
0
First
Acceptable Password II
14
11
0
Check if the quotients of three sides are all the same
Similar Triangles
45
0
0
Solution
Acceptable Password IV
46
5
1
First
Words Order
140
2
0
Regex shortcut
Unix Match. Part 1
149
1
0
Solution
Acceptable Password VI
192
1
0
Solution
Acceptable Password V
199
1
0
By bitwise operators
Boolean Algebra
258
3
1
First
Surjection Strings
296
0
0
First
Acceptable Password III
334
0
0
Solution
All Upper II
528
0
1
stack
Brackets
1921
0
0
First
Digits Multiplication
3894
0
1
Scientific Expedition
sorted and groupby
Convert and Aggregate
11
5
1
Dict comprehension
YAML. Simple Dict
12
9
0
Solution
Follow Instructions
32
11
0
Solution
Caps Lock
77
4
0
Solution
Pangram
123
8
1
First
Time Converter (24h to 12h)
126
6
0
Solution by Counter
The Most Wanted Letter
155
7
1
Solution
Common Words
411
3
0
By zip_longest
The Hidden Word
472
0
0
Solution
Sum by Type
489
0
0
Solution
Conversion into CamelCase
644
0
0
Solution
Conversion from CamelCase
649
0
0
By string
Letter Queue
779
0
0
I love Python!
I Love Python!
1025
0
0
Solution
Striped Words
1120
0
0
Solution
Bird Language
1456
0
0
Solution
Secret Message
4739
0
0
O'Reilly
sort(), pop() and append()
The Final Stone
29
1
0
Simple if and while
Sum of Digits
42
1
0
Based conversion + palindrome check
Integer Palindrome
52
0
0
filter times that are greater than start_watching
Lightbulb Start Watching
76
2
1
Solution
Reverse Every Ascending
96
2
1
Solution by index
Remove All After
151
3
0
Simple
Lightbulb End Watching
164
0
0
Zip even and odd elements
Lightbulb Intro
166
1
1
By range(step)
Chunk
252
0
0
Recursion
The Flat Dictionary
271
0
0
Slice the list smartly
Median of Three
318
0
0
Enumerate
Compress List
381
0
0
Counter
Frequency Sorting
454
0
0
Recursion
Flatten a List
681
1
1
Solution
Sort Except Zero
806
0
0
Use zip and * to perform transpose
Xs and Os Referee
2103
0
0
Solution by sorted
Median
3266
0
0
Incinerator
Make a dummy method in Warrior and implement it in Healer
The Healers
33
3
1
Solution
Building Base
64
4
1
classmethod
Geometry Figures
148
0
0
Clear
Army Units
150
0
0
Clear
Capital City
151
0
0
By List of Warriors
The Lancers
152
0
0
Clear
Dialogues
183
0
0
Clear
Voice TV Control
196
0
0
Clear
3 Chefs
249
0
0
hasattr
The Vampires
314
0
0
Refactor
The Vampires
315
0
0
getattr
The Defenders
340
0
0
Pop
Army Battles
457
0
0
Property and while
The Warriors
837
0
0
Mine
Check by removing repeated letters
Long Pressed
22
1
0
operator.itemgetter
Best Stock
31
12
0
defaultdict and eval
Aggregate by Operation
34
0
0
By stack
Adjacent Letters
45
0
0
Clear
Cut Sentence
64
4
0
Life is short, let's focus more on problems that haven't been solved :)
Determinant
70
0
0
Life is short, let's focus more on problems that haven't been solved by a great 3rd party package :)
Determinant
71
0
0
str.count("1")
Binary Count
347
4
0
math.gcd and functools.reduce
The Greatest Common Divisor
468
0
0
ord and chr
Caesar Cipher (encryptor)
682
0
0
First
Fizz Buzz
1157
1
2
Clear
Moore Neighbourhood
1198
0
0
Ice Base
Pointer
Move Zeros
45
0
0
Simple solution
Is String a Number? (Part II)
48
0
1
Simple
Correct Capital
58
0
0
Clear
Feed Pigeons
85
6
1
List comprehension
Morse Encoder
90
4
3
regex
Long Repeat
108
6
0
Regex
Find Quotes
196
1
0
in and lower()
Monkey Typing
281
3
0
Tuples, modulo operation, and continue
Roman Numerals
436
4
1
By mappings and str.replace()
Reverse Roman Numerals
521
0
0
Divide and conquer
Largest Rectangle in a Histogram
578
0
0
Simple
The Most Numbers
4285
0
1
Alice In Wonderland
By modulo operation
When is Friday?
61
4
0
Swap with exception handling
Swap Nodes
151
0
0
isslice
Zigzag Array
207
0
0
Simple
Middle Characters
273
0
0
GitHub
With comments
Evenly Spaced Trees
116
0
0
One-liner code
Cookies
212
0
0
Using set() to add new numbers
Expand Intervals
251
0
0
sorted and pop
The End of Other
1125
0
0
Dropbox
First
Speech Module
1200
0
0
PyCon TW
Naive way
Ryerson Letter Grade
119
0
1
groupby
Sum Consecutives
149
0
0
bubble_sort
Robot Sort
177
0
0
Bubble sort
Robot Sort
178
0
0
Backreference
Double Substring
306
0
1
unpack args
Simple Areas
499
0
0
Straightforward
House Password
3659
0
0
Storage
np.array_equal(m, -m.T)
Skew-symmetric Matrix
143
0
0
"Quasi" one-line
Word Pattern
269
0
0
HubSpot
datetime
Weekly Calendar
47
1
0
Replaced the birthdays by the current year (or current year + 1)
Next Birthday
48
0
0
First
Square Board
64
0
1
split, len() > 0 and not str.isspace()
Non Empty Lines
142
0
0
int(number, base) and exception handling
Number Base
3005
0
0
Blizzard
np.busday_count()
Weekend Counter
10
0
0
Clear
Reversed Permutation Index
81
0
0
index and factorial
Permutation Index
89
0
1
datetime.weekday()
Unlucky Days
417
0
0
Simple one line
Unlucky Days
418
0
0
Rock
By stack
Sort by Removing
105
0
0
Escher
Sum, comparison and list comp.
The Secret Room
133
0
0
Simple
The Stone Wall
229
0
0
Simple
Ground for the House
236
0
0
Simple
Compass, Map and Spyglass
253
0
0
Simple
The Ship Teams
416
0
0