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sergey.tikhonov

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Sergey Tikhonov

Last seen 8 years ago

Member for 10 years, 6 months, 16 days

Difficulty Normal

Missions (40) / Solutions (30)

Best solutions / Newest solutions

First

Pawn Brotherhood

any

ord

continue

enumerate

or

5

First

Even the Last

enumerate

inline-if

sum

list-comp

comprehension

5

First

Days Between

date

datetime.date

datetime

abs

First

Three Words

isalpha

False

True

split

else

First

Right to Left

replace

join

First

Non-unique Elements

collections.defaultdict

defaultdict

collections

lambda

if-comprehension

First

Boolean Algebra

lambda

or

and

First

Brackets

IndexError

pop

except

try

in

First

I Love Python!

1

First

Bird Language

re.sub

sub

r-string

enumerate

re

First

Letter Queue

startswith

pop

join

elif

append

First

Secret Message

isupper

join

if-comprehension

list-comp

comprehension

First

The Most Wanted Letter

re.sub

sub

collections.Counter

Counter

r-string

First

Xs and Os Referee

break

for

if

5

First

Median

sorted

len

if

5

Clear and functional

Count Inversions

enumerate

if-comprehension

list-comp

comprehension

len

First

Index Power

len

if

First

Moore Neighbourhood

len

if

First

Fizz Buzz

join

append

str

if

First

How to Find Friends

class

object

union

add

enumerate

First

Monkey Typing

lower

if-comprehension

in

list-comp

comprehension

First

Feed Pigeons

break

while

else

if

First

Open Labyrinth

class

object

reverse

collections.defaultdict

defaultdict

First

Speech Module

endswith

format

map

list

else

Very concise and readable solution

House Password

ascii_uppercase

string.ascii_uppercase

ascii_lowercase

string.ascii_lowercase

string

1

Clear solution based on finding longest path in edge-weighted directed acyclic graph

Golden Pyramid

class

object

float

enumerate

min

First

Word Pattern

zfill

bin

isdigit

inline-if

join

First

The Hamming Distance

zfill

bin

enumerate

max

sum

First

Restricted Sum

class

object

get

add

map

First

Ghosts Age

math.sqrt

sqrt

round

math

index

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Player of the Month

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