28
rafal.pawlowski
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4236/ 4445
Rafał Pawłowski https://github.com/raffal88
Last seen 2 months ago
Member for 6 years, 7 months, 15 days
Difficulty Normal
My interests: machine and deep learning.

Missions (237) / Solutions (128)
Best solutions / Newest solutions
Initiation
First bit
Is Even
bin
lambda
int
1
Back after removal solution by admin, lambda double criteria
Nearest Value
enumerate
min
abs
lambda
sorted
[][0] works
All the Same
Any
typing.Any
all
List
typing.List
with class str
Acceptable Password I
bool
str
First
Max Digit
map
max
list
int
str
2
First
Remove All Before
ValueError
index
typing.Iterable
Iterable
except
one line and easy
Count Digits
isdigit
lambda
sum
list-comp
split
one liner
Count Digits
isdigit
lambda
sum
list-comp
comprehension
one line and easy
Sum Numbers
isdigit
lambda
inline-if
sum
list-comp
classic reg
Between Markers (simplified)
re.search
search
re
str
double lambda with reduce
Multiply (Intro)
functools.reduce
reduce
functools
lambda
2
Home
First
Sun Angle
split
else
int
if
First
Date and Time Converter
map
split
int
str
if
1
First
Split List
math.ceil
ceil
math
list
len
checkIO's longest one-liner ?
Sort Array by Element Frequency
lambda
count
sorted
if-comprehension
True
1
First
Second Index
index
None
replace
count
int
1
First
Morse Decoder
upper
print
while
split
else
2
First
Pawn Brotherhood
chr
ord
or
sum
in
1
Electronic Station
really nice
Acceptable Password III
isdigit
lambda
sum
comprehension
len
1
9
First
Ascending List
typing.Iterable
Iterable
bool
set
typing
15
2
First
Acceptable Password IV
isdigit
lambda
sum
comprehension
len
First
Acceptable Password II
filter
isdigit
bool
and
list
re.match
Unix Match. Part 1
match
re.match
re
None
replace
1
defaultdict(set)
Surjection Strings
collections.defaultdict
defaultdict
values
all
add
many pythonic things
Similar Triangles
Tuple
typing.Tuple
set-comp
List
typing.List
First
All Upper II
isupper
isdigit
or
sum
if-comprehension
Scientific Expedition
First
Pangram
lower
or
False
True
for
17
1
First
Caps Lock
upper
continue
False
str
for
20
First
Conversion from CamelCase
findall
re.findall
map
re
lower
map and count
Follow Instructions
map
count
list
First
Bird Language
while
in
elif
and
list
one line double lambda
Conversion into CamelCase
upper
map
lambda
join
split
1
First
Morse Clock
zfill
bin
replace
print
append
O'Reilly
% 12 + 12
Time Converter (12h to 24h)
zfill
f-string
map
split
int
17
First
Frequency Sorting
sort
count
sorted
True
First
Count Inversions
range
len
for
if
First
How Deep
max
count
list-comp
range
comprehension
First
Compress List
IndexError
except
try
append
range
First
Reverse Every Ascending
extend
not
append
range
else
one-liner
Replace Last
lambda
inline-if
Incinerator
cycle and next
Multicolored Lamp
cycle
itertools.cycle
class
next
itertools
3
1
First
Microwave Ovens
class
zfill
divmod
f-string
add
5
First
The Warriors
class
bool
while
False
True
Why dont many of you use __init__ in subclass?
3 Chefs
class
super
format
First
Every Person is Unique
class
datetime.strptime
strptime
f-string
datetime.datetime
First
Building Base
class
format
Mine
First
Bigger Together
Fraction
fractions.Fraction
fractions
map
lambda
12
very clear
Can Balance
enumerate
typing.Iterable
Iterable
typing
sum
13
4
4-liner
Can Balance
enumerate
typing.Iterable
Iterable
typing
inline-if
19
1
finally one-liner :)
Can Balance
enumerate
lambda
sum
if-comprehension
list-comp
if front and back of comprehensive list
Caesar Cipher (decryptor)
chr
ord
isalpha
or
inline-if
First
Binary Count
bin
count
key associated with max value
Best Stock
items
max
lambda
2
First
The Greatest Common Divisor
fractions.gcd
gcd
fractions
append
range
1
First
Moore Neighbourhood
range
len
for
Ice Base
First
Identify Block
numpy.rot90
rot90
numpy.array
array
numpy
7
1
First
Reverse Roman Numerals
print
while
elif
len
if
one-liner
Find Quotes
findall
re.findall
r-string
re
lambda
1
one line
Morse Encoder
lower
join
list-comp
split
comprehension
1
Alice In Wonderland
First
Transposed Matrix
numpy.array
array
numpy
as
4
First
Digits Doublets
random.choice
choice
random
pop
index
5
1
easy
Swap Nodes
range
len
for
15
First
Middle Characters
inline-if
len
1
First
Multiplication Table
bin
print
else
len
for
1
First
The Fastest Horse
index
max
count
sorted
list-comp
Even I am proud of this!
When is Friday?
datetime.datetime
datetime
lambda
1
GitHub
Second
Evenly Spaced Trees
List
typing.List
set
not
typing
9
1
First
Expand Intervals
typing.Iterable
Iterable
typing
list-comp
range
12
with structure = [3,*[7]*6,5,*[7]*6,3]
Barcode Reader
extend
dict
zip
continue
break
12
9 line recursion
The Cheapest Flight
collections.defaultdict
defaultdict
collections
min
inline-if
Some of art with a global variable
The Cheapest Flight
collections.defaultdict
defaultdict
collections
List
typing.List
First
Cookies
index
break
print
in
range
sum zip and *
The Highest Building
zip
index
max
sum
list-comp
1
Dropbox
First
Three Points Circle
Decimal
decimal.Decimal
decimal
numpy.linalg
linalg
11
1
First
Simple Hashlib
bytes
getattr
hashlib
1
index, max and lambda
Worth of Words
index
max
lambda
sum
list-comp
First
Humpty Dumpty Form
math.log
log
math.asin
asin
math.sqrt
PyCon TW
recursive one_liner
Golden Pyramid
max
inline-if
len
8
1
First
Simple Areas
math.pi
pi
math.sqrt
sqrt
math
20
First
Golden Pyramid
max
range
list
comprehension
len
1
replace, split, map, items
Ryerson Letter Grade
dict
items
map
replace
split
1
First
Digit Stack
map
pop
not
elif
append
Storage
First
Group Equal consecutive
not
or
while
False
True
16
First
Skew-symmetric Matrix
numpy.array
array
numpy
as
sum
First
Earth Distances
math.radians
radians
math.cos
cos
math.sin
First
Weak Point
index
min
sum
append
range
1
Sieve of Eratosthenes with tricks
Restricted Prime
index
break
while
elif
False
First
The Rows of Cakes
frozenset
combinations
itertools.combinations
itertools
map
one line
Word Pattern
zfill
bin
isdigit
inline-if
join
1
reversed mapping
Moria Doors
re.sub
sub
get
dict
items
First
Saw the Stick
zip
sum
while
in
append
Blizzard
First
Safe Coasts
numpy.array
array
chain
itertools.chain
numpy
2
LOL def
Palindromic Palindrome
19
1
First
Weekend Counter
datetime.timedelta
timedelta
datetime
while
elif
counting 1x1
Rectangles Union
update
Tuple
typing.Tuple
List
typing.List
First
Stressful Subject
endswith
re.search
search
isupper
re
First
The Angles of a Triangle
math.degrees
degrees
math.acos
acos
round
Rock
Clear and educational
Super Root
lambertw
scipy.special.lambertw
math.exp
exp
scipy
9
First
Parity Bit Generator
chr
bin
map
count
print
1
Shelter
First
The Nearest Square Number
math.sqrt
sqrt
round
math
3
with frozenset
Seven Segment
frozenset
combinations
itertools.combinations
add
itertools
Codeship
with restricted integer partitions
Unfair Dice
itertools.product
product
yield
is
itertools
19
First
Probably Dice
scipy.special.special
scipy.special
special
scipy
math.floor
1
First
Pearls in the Box
round
count
append
range
len
Hermit
Third
Count Consecutive Summers
while
elif
list-comp
range
comprehension
16
Minimalizm
Strawberry Fields
math.degrees
degrees
math.acos
acos
round
First
Fractions Addition
Fraction
fractions.Fraction
fractions
f-string
sum
O(n)?
Count Consecutive Summers
while
elif
range
list
else
pythonic stajl
Count Consecutive Summers
lambda
if-comprehension
list-comp
range
comprehension
1
comprehensive list with if else
The Good Radix
ord
isdigit
max
inline-if
sum
Watchtower
First
Number Guess
add
set
max
while
if-comprehension
20
1
First
Funny Addition
math.sqrt
sqrt
math
sum
First
Compare Functions
is
None
except
try
print
Escher
range and lambda
The Stone Wall
reversed
zip
max
lambda
count
7
1
fast
The Stones
any
False
append
True
range
9
with itertools groupby
The Tower
groupby
itertools.groupby
extend
itertools
sort
9
recursive
The Secret Room
index
sorted
elif
append
range
13
1
end of story
Graphical Key
collections.defaultdict
defaultdict
collections
not
lambda
low level
Card Game
continue
sort
print
False
append
First
Ground for the House
reversed
zip
index
min
max
1
nested functions
Hypercube
chain
itertools.chain
itertools
break
lower
try and replace
Safe Code
eval
continue
break
replace
isdigit
1
general form of the linear equation
Wild Dogs
math.sqrt
sqrt
round
math
min
1
rotate clockwise and anticlockwise in pythonic way
Keys and Locks
any
zip
if-comprehension
in
False
First
Treasures
get
dict
items
lambda
print
TAXI
Compass, Map and Spyglass
abs
max
in
elif
append
2
index as a condition
The Ship Teams
items
sorted
append
for
1