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bolin
Last seen 2 years ago
Member for 3 years, 1 month, 9 days
Difficulty Normal
Missions (124) / Solutions (43)
Best solutions / Newest solutions
Electronic Station
First
Similar Triangles
pow
Tuple
typing.Tuple
List
typing.List
1
First
Unix Match. Part 2
startswith
re.split
match
re.match
re.sub
1
Scientific Expedition
First
Conversion into CamelCase
capitalize
join
split
comprehension
1
First
YAML. Simple Dict
update
strip
isdigit
in
split
First
Letter Queue
startswith
List
typing.List
continue
typing
First
YAML. More Types
startswith
update
strip
None
replace
First
Sum by Type
Tuple
typing.Tuple
isinstance
typing
sum
First
The Hidden Word
find
max
lower
print
join
First
Pangram
continue
lower
in
False
True
First
Follow Instructions
elif
for
if
First
Morse Clock
format
replace
split
int
str
First
Absolute Sorting
tuple
abs
lambda
sorted
list
1
First
Bird Language
continue
while
in
else
len
First
Common Words
sort
print
join
in
append
First
Secret Message
isupper
join
if-comprehension
comprehension
str
O'Reilly
First
Multiple Lightbulbs
typing.Union
Union
Optional
typing.Optional
collections.defaultdict
First
Lightbulb End Watching
Optional
typing.Optional
datetime.datetime
datetime
List
First
Remove All After
index
typing.Iterable
Iterable
typing
list
1
First
Lightbulb Start Watching
Optional
typing.Optional
datetime.datetime
datetime
List
First
Lightbulb Intro
datetime.datetime
datetime
List
typing.List
typing
First
Flatten a List
replace
if-comprehension
and
list-comp
split
First
Sort Except Zero
sort
pop
typing.Iterable
Iterable
typing
First
Median
float
List
typing.List
sort
typing
First
Xs and Os Referee
List
typing.List
zip
typing
and
Incinerator
First
Voice TV Control
class
isinstance
in
and
int
1
First
The Warriors
class
math.ceil
ceil
super
math
Mine
First
Cut Sentence
rfind
else
int
str
len
1
First
Can Balance
enumerate
typing.Iterable
Iterable
typing
sum
First
Currency Style
translate
re.compile
compile
r-string
re
First
Caesar Cipher (encryptor)
chr
islower
ord
for
if
First
Caesar Cipher (decryptor)
ord
in
for
if
First
What Is Wrong With This Family?
collections.defaultdict
defaultdict
collections
set
not
Ice Base
First
Find Quotes
split
First
Roman Numerals
while
for
1
Alice In Wonderland
First
When is Friday?
date
datetime.date
datetime
split
int
1
GitHub
First
Simplify Unix Path
startswith
continue
pop
or
print
First
The Highest Building
zip
sum
range
list
len
First
Create Intervals
continue
None
sorted
append
else
Dropbox
First
Text Formatting
center
rjust
rstrip
divmod
strip
First
Three Points Circle
eval
float
round
print
int
First
Numbers Factory
map
not
sorted
join
while
First
Speech Module
divmod
join
elif
append
if
1