Belethchamien profile - python coding challenges

Solution with itertools

Split Pairs

zip

print

elif

append

range

Simple solution

Max Digit

in

range

int

str

for

basic

Replace First

pop

append

list

else

len

basic

All Upper I

upper

bool

False

True

else

simple solution

Remove All Before

ValueError

typing.Iterable

Iterable

except

try

learned from w3schools how to reverse a string with slicing

Backward String

str

Solved with recursion

End Zeros

pop

append

list

else

int

change into string and ask length

Number Length

int

str

len

1

Simple solution

Acceptable Password I

bool

False

True

else

str

simple and clear

Between Markers (simplified)

find

str

simple

First Word (simplified)

split

str

simple

All the Same

Any

typing.Any

List

typing.List

bool

First

Easy Unpack

tuple

len

long_winded_names

Changing direction

List

typing.List

continue

typing

print

used datetime

Days Between

as

datetime.datetime

datetime

abs

Elaborate and probably too long, but it works

Sort Array by Element Frequency

index

lambda

or

sorted

while

Done

Morse Decoder

rstrip

capitalize

split

for

First

Date and Time Converter

print

and

split

else

int

This was really hard to do!

Sun Angle

or

split

else

int

if

simple

Non-unique Elements

count

append

list

for

if

basic

Surjection Strings

translate

bool

print

False

True

Boolean if else

Boolean Algebra

Exception

raise

bool

not

or

simple

Ascending List

sort

not

count

print

False

this function already exists?

All Upper II

isupper

bool

print

False

True

lots of if-statements

Acceptable Password VI

is

re.search

search

r-string

add

simple

Acceptable Password V

is

re.search

search

find

re

My solution seems overly long and complicated

Sort by Extension

rfind

sort

or

print

elif

solution

Words Order

find

bool

count

print

False

Simple

Acceptable Password IV

re.search

search

re

None

isdigit

Simple solution

Acceptable Password III

re.search

search

re

None

isdigit

18

Simple solution

Acceptable Password II

re.search

search

re

None

bool

20

Done!

Verify Anagrams

replace

lower

sorted

False

append

This was a really hard one!

Brackets

RecursionError

clear

find

replace

except

Not great, but finally got it to work

Find Sequence

diagonal

numpy.diagonal

numpy

zip

count

Messy but it works

Bird Language

pop

replace

except

try

print

Learned something about the .count()-method of both lists and strings

Common Words

rstrip

count

sorted

append

split

Simple

Time Converter (24h to 12h)

elif

and

split

int

str

working solution

The Most Wanted Letter

ascii_lowercase

string.ascii_lowercase

string

find

max

Over-complicated?

Secret Message

isupper

append

True

split

range

recursion

Flatten a List

type

elif

append

list

int

Done

Median

float

List

typing.List

typing

sorted

Could be quite a bit more elegant...

Time Converter (12h to 24h)

zfill

replace

elif

split

else

Hard-coded

Xs and Os Referee

in

and

else

if

1

Second

The Warriors

class

False

True

else

if

First

Every Person is Unique

class

as

f-string

date

datetime.date

Messy solution

Army Battles

AttributeError

class

hasattr

None

except

Finally starting to understand objects and classes

The Warriors

class

while

elif

False

and

Done :)

Multicolored Lamp

class

None

elif

if

16

An equilateral triangle is not the same as a right triangle!!!

Geometry Figures

math.tan

tan

class

math.pi

pi

9

Solved using math

Achilles and the Tortoise

Easy

Binary Count

format

str

lots of lists and loops

Caesar Cipher (encryptor)

ascii_lowercase

string.ascii_lowercase

string

index

join

First

Fizz Buzz

rstrip

else

str

if

pigeon solution

Feed Pigeons

while

elif

if

Using a while-loop

Largest Rectangle in a Histogram

min

max

while

len

for

easy

Morse Encoder

rstrip

lower

split

for

hard coded

Reverse Roman Numerals

replace

count

Simple

Roman Numerals

zfill

elif

and

int

str

1

This can probably be done in a better way....

Long Repeat

ascii_lowercase

string.ascii_lowercase

string

find

max

simple

Monkey Typing

find

set

lower

int

str

Simple

The Most Numbers

min

max

else

len

if

1

Classes and RegEx

Worth of Words

class

findall

re.findall

sort

re

Finally got it!

Friendly Number

pow

format

IndexError

abs

except

I found this to be a really hard one!

Numbers Factory

while

and

else

if

Simple

House Password

islower

isupper

isalpha

isdigit

bool

solution

Group Equal consecutive

append

range

else

len

for

Solution

The Hamming Distance

zfill

bin

lstrip

elif

append

Used recursion

Restricted Sum

print

else

len

if

"I'm afraid we'll have to use...Math!"

The Angles of a Triangle

math.degrees

degrees

math.acos

acos

ValueError

Found a working formula!!!

Pearls in the Box

pow

float

round

count

int