23
Polundra
3 14 32
3004/ 3195
Max Nechaev
Last seen 6 days ago
Member for 2 years, 5 months, 28 days
Difficulty Normal
Missions (260) / Solutions (100)
Best solutions / Newest solutions
Electronic Station
Brute Force
Blood distribution
dict
min
int
str
for
Compact
Brackets
bool
count
print
in
elif
Scientific Expedition
Strings
Count Substring Occurrences
lower
count
print
range
int
5
Char by char
Nonogram Encode
numpy.array
array
numpy
strip
max
6
First
Beat The Previous
lstrip
break
print
while
append
19
Strings & Chars
Conversion from CamelCase
isupper
lower
print
range
str
List for YAML
YAML. Simple Dict
dict
continue
isdigit
inline-if
print
Strings & Matrix
The Hidden Word
find
replace
max
lower
print
Brute Force
Call to Home
List
typing.List
typing
inline-if
else
Easy
Goes Right After
find
bool
print
in
False
1
First
Letter Queue
List
typing.List
pop
typing
join
Strings
Striped Words
re.sub
sub
isalpha
re
break
Using set
Pangram
bool
set
lower
print
False
Easy
Secret Message
isupper
join
if-comprehension
list-comp
comprehension
O'Reilly
Dynamic programming
Knapsack Problem
tuple
min
max
print
if-comprehension
15
Dynamic programming and golden ratio
Exploring Wythoff Array
tuple
print
while
True
else
15
First
The Hollow Diamond
chr
bool
inline-if
print
elif
Compact
Ordinary Cardinals
zfill
sort
lambda
print
sorted
1
Too many special conditions :(
Multiple Lightbulbs
typing.Union
Union
Optional
typing.Optional
Tuple
First
Integer Palindrome
chr
bool
print
while
False
Lightbulb End Watching
Lightbulb End Watching
Optional
typing.Optional
datetime.timedelta
timedelta
f-string
First (using lambda)
Frequency Sorting
collections.Counter
Counter
dict
items
collections
First
Lightbulb Intro
datetime.datetime
datetime
List
typing.List
typing
1
First
Lightbulb Start Watching
Optional
typing.Optional
datetime.datetime
datetime
List
First
Reverse Every Ascending
sort
print
append
True
range
First
Chunk
collections.abc.Iterable
collections
Iterable
print
append
First
Index Power
None
print
list
int
len
First
Remove All After
typing.Iterable
Iterable
not
typing
print
1
First
Majority
bool
not
False
True
list
First
Compress List
f-string
typing.Iterable
Iterable
typing
or
1
First
Replace Last
not
print
append
list
if
1
First
Median
float
List
typing.List
sort
typing
First
Sort Except Zero
f-string
remove
sort
typing.Iterable
Iterable
First
Xs and Os Referee
f-string
List
typing.List
typing
or
Incinerator
First
Army Battles
class
not
while
False
append
Mine
from simpy import perfect_power
Checking Perfect Power
perfect_power
sympy.perfect_power
sympy
bool
inline-if
6
Compact
Toothpicks
print
while
append
else
int
13
First
Escape
f-string
List
typing.List
min
abs
Recursion
Count Morse
startswith
all
not
print
in
Difficult Task, manual sorting
Bigger Together
reverse
f-string
List
typing.List
typing
Compact
Determinant
case
match-case
list-comp
range
comprehension
1
Recursion
Domino Chain
not
print
join
False
and
Compact
Switch Keys to Values
add
dict
items
not
print
First
What Is Wrong With This Family?
bool
not
or
print
False
1
First
The Greatest Common Divisor
f-string
sort
break
not
print
First
Achilles and the Tortoise
print
First
Fizz Buzz
elif
else
int
str
if
1
First
Binary Count
bin
count
print
int
Ice Base
Fixed bug
The Centrifuge Problem
bool
print
while
False
and
6
BFS
Cleaning Robot
float
pop
print
while
append
10
Powers
Close Enough
tuple
abs
print
while
list
16
First
Not in Order
zip
sum
print
sorted
if-comprehension
First
When "k" is Enough!
fromkeys
Any
typing.Any
insert
dict
1
Dymamic programming
Making Change
min
None
or
while
for
use dict
Roman Numerals
while
for
1
list comprehension
Morse Encoder
lower
inline-if
print
join
list-comp
One string
Monkey Typing
set
lower
sum
if-comprehension
in
Alice In Wonderland
From ends to middle
Flood Area
rfind
collections.abc.Iterable
insert
r-string
collections
Graph BFS
The Shortest Knight's Path
ord
pop
or
while
and
Compact
Middle Characters
inline-if
print
str
len
Strange multiplication
Multiplication Table
bin
inline-if
range
len
for
GitHub
Dijkstra algorithm
The Cheapest Flight
pass
enumerate
break
replace
inline-if
First
Merge Intervals
tuple
elif
append
list
else
Geometry
Searchlights
math.cos
cos
math.sin
sin
math.pi
First
Barcode Reader
None
not
in
elif
and
Geometry
Shooting Range
math.sqrt
sqrt
round
math
else
using math.gcd
Evenly Spaced Trees
math.gcd
gcd
functools.reduce
reduce
functools
Gauss formula
Area of a Convex Polygon
abs
range
len
for
1
First
Create Intervals
tuple
sort
elif
append
range
Datetime
The Most Frequent Weekdays
datetime.timedelta
timedelta
date
datetime.date
datetime
Dropbox
sum of arithmetic progression
Sum of Integers
print
int
4
1
Check squares
Count Squares
combinations
itertools.combinations
itertools
tuple
sort
16
Recursion for permutations
All Permutations
collections.abc.Iterable
collections
None
Iterable
or
18
Eval not correct :)
Calculator-I
collections.namedtuple
namedtuple
rfind
iter
re.compile
Check for different directions
Sort Sorted Groups
sort
inline-if
print
elif
False
Some wrong attempts
Scytale Encryption
Optional
typing.Optional
strip
find
None
Compact
Atbash Cipher
chr
ord
in
elif
else
Easy
The Longest Palindromic
and
range
len
for
if
Hashlib
Simple Hashlib
hashlib.sha1
hashlib.sha224
hashlib.sha256
hashlib.sha384
hashlib.sha512
Math for us
Humpty Dumpty Form
math.log
log
math.asin
asin
round
First
Numbers Factory
break
while
else
int
str
HubSpot
Recursion
Triangular Islands
typing.Set
Set
clear
math.ceil
ceil
3
Wave algorithm
Supply Line
chr
ord
None
or
in
Many unsuccessful attempts
Workout
math.ceil
ceil
f-string
List
typing.List
Datedime for us
Next Birthday
Dict
typing.Dict
Tuple
typing.Tuple
date
First
Weekly Calendar
datetime.weekday
weekday
datetime.timedelta
timedelta
datetime.datetime
Easy to read
Square Board
Tuple
typing.Tuple
typing
elif
else
1
Compact
Auto Painting
break
sum
while
range
else
Compact
New Cities
filter
remove
lambda
in
range
Blizzard
Prim's algorithm
Connect Stars
Tuple
typing.Tuple
remove
List
typing.List
Check intersections
Mountain Scape
Tuple
typing.Tuple
List
typing.List
sort
First
Reversed Permutation Index
math.factorial
factorial
divmod
tuple
remove
Check neighbours
Safe Coasts
index
break
not
join
while
Use dictionary
Rectangles Union
Tuple
typing.Tuple
List
typing.List
enumerate
First
Radiation Search
break
not
while
and
append
Rock
Dynamic programming
All Roads Lead to Rome!
tuple
print
and
list-comp
range
15
Codeship
First
Champernowne Word
itertools.count
next
itertools
map
count
14
Not On Map
Compact
Most Wanted Letter
chr
ord
enumerate
isalpha
max