35
Фёдор Кузнецов
Last seen 11 months ago
Member for 5 years, 11 months, 2 days
Difficulty Normal
Just a student from Russia. Started learn python on Checkio.
Initiation
First
Multiply (Intro)
1
54
7
First
The Most Frequent
10
15
0
First
Easy Unpack
59
9
0
First
Between Markers (simplified)
90
6
0
First
Split Pairs
262
2
0
First
Correct Sentence
426
2
1
First
Nearest Value
474
0
0
First
First Word (simplified)
489
1
1
Second
Split Pairs
533
0
0
First
All the Same
1513
0
1
Home
First
Non-unique Elements
4
23
0
Yield from sorted with key
Sort Array by Element Frequency
14
20
1
First
Between Markers
15
3
1
First
Popular Words
58
7
1
First
Second Index
61
8
2
First
Days Between
99
16
0
First
First Word
129
6
1
Second
Three Words
153
12
1
First
Sun Angle
167
4
1
First
Date and Time Converter
169
3
0
First
Three Words
219
7
2
First
Bigger Price
381
3
0
First
Even the Last
617
3
0
First
Right to Left
1288
1
1
Second
Non-unique Elements
1511
2
5
Electronic Station
First
Verify Anagrams
6
12
2
BFS
Can You Pass?
17
5
1
Maybe so
Find Sequence
21
19
0
First
Surjection Strings
98
3
2
First
Ascending List
133
3
0
First
Brackets
168
6
1
First
Boolean Algebra
171
4
0
First
Digits Multiplication
1000
1
2
Scientific Expedition
join-split
Conversion into CamelCase
3
7
0
time.str(p | f)time + (a | p).m.
Time Converter (24h to 12h)
4
16
0
First
Bird Language
5
61
3
First
Follow Instructions
6
9
0
Second
Conversion from CamelCase
7
5
2
First
Conversion from CamelCase
23
11
1
First
Letter Queue
34
5
0
First
Time Converter (24h to 12h)
56
9
0
First
Caps Lock
60
4
0
First
Remove Accents
81
2
0
First
Cipher Map
84
4
0
First
YAML. Simple Dict
102
0
0
First
Common Words
116
8
1
First
Morse Clock
170
2
2
First
Striped Words
196
3
1
First
Absolute Sorting
208
8
0
re & string
Pangram
290
4
0
First
The Hidden Word
339
0
1
First
Secret Message
385
4
1
First
The Most Wanted Letter
1044
1
1
First
Pangram
1289
0
2
O'Reilly
First
Flatten a List (generator version)
3
7
1
datetime
Time Converter (12h to 24h)
11
3
0
First
Frequency Sorting
72
5
1
First
Median of Three
97
2
2
First
How Deep
108
0
4
First
Flatten a List
116
7
1
First
Count Inversions
119
3
0
First
Reverse Every Ascending
132
0
0
First
Median
334
6
2
First
Index Power
392
4
1
Incinerator
First
3 Chefs
3
25
0
First
Dialogues
5
16
4
Friends
Friends
8
1
0
First
Voice TV Control
10
6
0
First
The Weapons
14
2
0
Lancers
The Lancers
17
3
0
First
Hacker Language
28
2
1
Fight
Straight Fight
34
0
1
First
Party Invitations
36
2
3
Second
The Vampires
37
3
2
Healers
The Healers
39
1
1
super().__init__ and lambdas
Army Units
40
2
1
First
Army Battles
41
4
2
First
The Defenders
41
3
9
First
The Warlords
41
0
2
With datetime
Microwave Ovens
44
1
0
First
Text Editor
64
1
1
First
Geometry Figures
65
0
0
Lambdas and __init__
Every Person is Unique
71
1
0
With seconds counter
Microwave Ovens
72
0
0
First
Capital City
73
0
0
First
Multicolored Lamp
79
4
1
First
Building Base
236
1
1
Mine
First
Chemical Analysis
4
3
0
First
Color Map
16
5
0
First
Cut Sentence
16
0
0
Slow
Domino Chain
39
0
0
First
Chess Knight
51
0
1
First
Fizz Buzz
52
3
1
First
Can Balance
62
0
0
Strange solution with OOP. Thanks user @Phil15 for help
Bigger Together
64
0
1
First
Caesar Cipher (decryptor)
94
0
0
First
The Greatest Common Divisor
107
3
1
First
Caesar Cipher (encryptor)
108
4
0
First
Moore Neighbourhood
129
6
1
Ugly
Currency Style
131
0
0
Second
Fizz Buzz
151
13
1
bin(ary) count
Binary Count
219
6
1
First
Determinant
240
0
0
First
Best Stock
272
3
0
Ice Base
Slow
Making Change
9
6
1
First
Morse Encoder
11
13
0
First
Clock Angle
17
5
0
RegEx
Monkey Typing
18
4
0
First
Feed Pigeons
26
12
0
fractions.Fraction
Oil Pie
40
2
0
First
Largest Rectangle in a Histogram
41
6
0
So be it
Reverse Roman Numerals
41
5
0
Second
Long Repeat
53
8
3
First
Monkey Typing
78
7
0
First
Find Quotes
86
4
1
First
The Most Numbers
138
11
0
So be it
Roman Numerals
224
8
1
First
Long Repeat
557
0
0
Alice In Wonderland
Datetime
When is Friday?
3
52
3
Recursive search
Long Non Repeat
3
36
1
First
Middle Characters
4
4
0
1-liner unreadable
Zigzag Array
6
0
0
BFS
Digits Doublets
9
0
0
Numpy
Transposed Matrix
11
4
0
Second
Transposed Matrix
22
7
0
First
Long Non Repeat
23
6
0
First
Multiplication Table
45
4
0
First
Swap Nodes
78
0
0
BFS
The Shortest Knight's Path
99
0
0
First
The Fastest Horse
105
1
1
First
IP Network: Route Summarization
133
0
0
GitHub
yield from range
Expand Intervals
1
80
2
checkio = Solution
Solution for Anything
1
8
1
Ray and Segment
Shooting Range
1
5
1
BFS again
Power Supply
1
4
2
First
Long Repeat Inside
2
4
0
First
The Highest Building
3
3
0
Second
Expand Intervals
7
0
1
First
Create Intervals
19
7
0
re & exec & eval
Cookies
21
0
0
First
The End of Other
63
5
0
First
Painting Wall
123
0
0
First
Merge Intervals
127
0
0
Very compact
The End of Other
151
0
0
Heron's formula
Area of a Convex Polygon
217
0
1
First
The Most Frequent Weekdays
418
0
3
Depth-First-Search
Open Labyrinth
887
0
1
Dropbox
First
Worth of Words
2
53
0
Simple recursion
The Longest Palindromic
17
18
1
First
Three Points Circle
22
12
1
First
Simple Hashlib
32
5
1
First
Text Formatting
47
0
0
First
Speech Module
54
12
1
First
Humpty Dumpty Form
67
4
1
First
Friendly Number
122
3
0
First
Numbers Factory
147
3
1
PyCon TW
First
Digit Stack
7
10
0
First
Robot Sort
7
5
0
groupby
Sum Consecutives
20
5
1
First
Double Substring
29
5
0
First
House Password
48
3
0
First
Ryerson Letter Grade
55
0
0
With OrderedDict
Ryerson Letter Grade
56
0
0
First
Building Visibility
62
0
0
BFS
Calculate Islands
64
2
0
First
Express Delivery
82
0
0
First
Simple Areas
104
2
0
Gold from system of equations
How Much Gold
190
0
0
First
Network Attack
273
0
0
First
Golden Pyramid
429
0
0
Storage
itertools.groupby
Group Equal consecutive
7
19
1
Second
Restricted Prime
7
7
2
I like recursion
Saw the Stick
11
7
1
Use bool instead int
Restricted Prime
11
3
2
First
Skew-symmetric Matrix
19
4
6
First
Square Spiral
24
2
0
First
Playfair Cipher
35
1
0
BFS water
Digging a Canal
57
0
0
First
Earth Distances
68
0
1
First
English to Braille Translator
78
0
0
First
The Rows of Cakes
157
0
0
First
Word Pattern
220
0
0
First
Moria Doors
238
0
0
First
Weak Point
561
0
0
HubSpot
First
Auto Painting
4
0
0
Deceive him
Restricted Sum
12
8
1
First
New Cities
16
4
0
First
Supply Line
19
3
0
BFS
Node Disconnected Users
24
4
2
First
Square Board
30
0
0
First
Restricted Sum
31
1
0
First
City's Happiness
53
0
0
First
The Hamming Distance
72
10
1
First
Number Base
129
14
1
Blizzard
First
Weekend Counter
2
7
1
First
Unlucky Days
14
1
1
BFS
Radiation Search
19
3
1
I just tried do breadth-first-search
Safe Coasts
31
1
0
Second
Rectangles Union
36
3
0
Counter of unique unit squares
Rectangles Union
42
1
1
First
The First Working Day
47
1
0
First
Spaceship Landing Strip
70
0
0
First
Stair Steps
73
1
0
Second
Unlucky Days
76
3
0
First
Palindromic Palindrome
97
0
0
functools.partial
Min and Max
216
4
0
First
The Angles of a Triangle
386
1
4
Rock
First
Parity Bit Generator
17
5
1
First
CheckSum
49
1
1
First
Life Counter
66
0
0
First
Web Log Sessions
66
0
0
Method of half division
Super Root
197
0
1
Shelter
First
Seven Segment
9
11
1
First
Pattern Recognition
16
4
0
First
The Lantern Festival
28
0
0
First
Completely Empty
40
3
3
First
Ghosts Age
108
4
0
First
The Nearest Square Number
122
0
1
Codeship
First
The Square Chest
9
11
0
OOP class Card. Readable, but not speedy.
Texas Referee
14
2
3
BFS. Modification of mission "Eaten Go Stones"
The Territory of Go
23
0
1
BFS
Eaten Go Stones
23
0
0
First
Behind 2048
59
0
0
Hermit
Second
Count Consecutive Summers
1
25
2
First
Mono Captcha
4
4
0
First
Simplification
12
0
0
First
Fractions Addition
24
2
1
First
Keywords Finder
54
0
0
First
Count Consecutive Summers
65
3
0
First
The Good Radix
215
0
0
First
Break Rings
280
0
0
Watchtower
First
Rotate Hole
7
15
0
First
Vigenere Cipher
12
4
0
First
Funny Addition
13
8
0
So many 'if' and 'for'
Bacteria Colonies
64
0
0
First
Number Guess
71
0
0
First
Compare Functions
123
0
0
Second
Funny Addition
173
4
5
Escher
min(enumerate(zip))
The Stone Wall
1
21
1
zip -> min -> index
The Stone Wall
2
22
0
change -> sorted -> index
The Secret Room
2
18
1
First
Treasures
2
14
3
Change -> zip*4
Keys and Locks
5
7
1
Sum positions
Compass, Map and Spyglass
9
10
1
BFS
The Buttons
21
1
0
sub -> eval
Safe Code
23
3
2
First
Card Game
26
2
3
First
The Ship Teams
34
7
1
First
Hypercube
35
0
0
First
The Stones
42
1
1
First
Ground for the House
49
4
0
Not On Map
First
Word Search
1
0
0