19
o.kovalev
● 4 ● 16 ● 32
2088/ 2195
Олег Ковалев
Last seen 2 hours ago
Member for 5 months, 27 days
Difficulty Easy
Programmer

Missions (192) / Solutions (117)
 Strings and Integers
The Most Wanted Letter
8
Digits Multiplication
8
 4155
Three Words
5
Fizz Buzz
5
Bird Language
13
 29 3
First Word
8
Correct Sentence
5
 112
Conversion into CamelCase
10
 306 1
Conversion from CamelCase
8
 708
Middle Characters
8
Multiply (Intro)
5
Between Markers (simplified)
5
First Word (simplified)
5
End Zeros
5
 108
Number Length
5
 671
Backward String
5
Beginning Zeros
8
Max Digit
5
Sum Numbers
5
Goes Right After
8
Is Even
5
Goes Right After (simplified)
6
 15
Just Fizz!
8
Rectangle Perimeter
3
The Longest Word
6
Count Vowels
6
Convert To Title Case
14
 4 2
Replace All Occurrences
9
Longest Substring of Unique Characters
12
Number With Exclamation
6
Count Substring Occurrences
9
Longest Common Prefix
9
Convert Date
9
Fuzzy String Matching
12
All Permutations
9
Find Remainder
11
 12 3
Integer Sign Determination
3
Sum of Integers
14
 16 2
Reverse Integer
9
Armstrong Number Checking
14
 27 2
Maximum Among Three
11
 6 3
Leap Year Checking
18
 11 4
Quadratic Equation Roots
9
 19
Count Divisibles in Range (simplified)
6
 19
Perfect Number Checking
9
 33
Variable: Declaration and Value Setting
1
Variables with Expression Values
2
Empty Function
2
Take and Return Argument
2
 List but not the least
Non-unique Elements
10
 2446 1
Median
8
 8529
Even the Last
5
Absolute Sorting
9
 1021 2
Right to Left
5
Index Power
5
The Most Frequent
9
 277 2
All the Same
28
 815 2
Follow Instructions
8
 554
Frequency Sorting
8
Ascending List
8
 642
Zigzag Array
8
 243
Reverse Every Ascending
15
 43 5
Replace First
5
Compress List
8
 434
Remove All Before
5
Remove All After
7
 302 1
Majority
8
Sort Except Zero
22
 314 1
Backward Each Word
8
Words Order
8
Sort by Extension
15
Non Empty Lines
12
 25 5
Stock Profit
5
 Look up in the Dict()
Golden Pyramid
8
The Flat Dictionary
20
Pawn Brotherhood
15
Boolean Algebra
15
Bigger Price
8
Best Stock
8
Popular Words
8
 1495
The Cheapest Flight
8
 67
YAML. Simple Dict
15
YAML. More Types
20
YAML. List and Comments
20
 37
YAML. Complex Structure
30
 21
Count Digits
5
 94
Aggregate by Operation
12
Move Zeros
9
Ordinary Cardinals
12
 27
 Strings Theory
Morse Clock
20
 671
Letter Queue
8
 809
Pangram
8
 211
Currency Style
8
Long Repeat
8
 1107
Between Markers
8
 1367
Sun Angle
15
 1431
Caps Lock
8
 20
Text Formatting
8
 107
Acceptable Password I
5
 118
Acceptable Password II
8
 71
Acceptable Password III
10
 262 1
Acceptable Password IV
8
 42
Acceptable Password V
8
 30
Acceptable Password VI
10
 199 1
Correct Capital
9
 10
Long Pressed
12
 10
Is String a Number?
15
 10
Is String a Number? (Part II)
15
 2
Fibonacci Poem
15
 37
Calculator-I
15
 3
Reveal the Number
9
 38
Revorse the vewels
9
 29
Champernowne Word
12
 23
Collatz Ztalloc
9
 15
Matrix-2-String
9
 15
String-2-Matrix
9
 15
 List, list and list again
Xs and Os Referee
12
 124
Flatten a List
24
 302 4
The Highest Building
8
 244
Postfix Evaluation
9
 25
 Different kind of sets
Berserk Rook
20
Seven Segment
15
Expand Intervals
15
 273
Square Board
8
Nearest Value
8
Hexagonal Islands
20
Power Plants
15
Shorter Set
5
 Mine
Funny Addition
5
 78
Stair Steps
8
 31
Multiplication Table
8
 336
Simple Areas
8
 512
Super Root
8
 249
Count Consecutive Summers
15
 371
Common Tail
9
 62
The Centrifuge Problem
12
 Ice Base
Radiation Search
15
 642
Skew-symmetric Matrix
5
 703
Spaceship Landing Strip
15
 100
Counting Tiles
8
 290
The Best Number Ever
5
Disposable Teleports
15
 240
Calculate Islands
15
 340
The Hidden Word
20
 514
Feed Pigeons
8
The Most Numbers
8
 173
Digit Stack
8
 653
Weak Point
5
 624
The Greatest Common Divisor
8
 62
Moria Doors
15
 290
Largest Rectangle in a Histogram
8
Caesar Cipher (encryptor)
8
 709
Similar Triangles
30
 403
Peaceable Queens
15
 4
e+pi
12
 17
Cut Into Squares
15
The Cookie Monster
12
 9
"Lunar" Multiply
9
 21
Count Divisibles in Range
6
 27
Count And Say
9
 1
 The Game is Worth it!
Unfair Dice
20
 Everything is Object
Building Base
15
 809
Every Person is Unique
15
 231
3 Chefs
15
 265
Geometry Figures
15
 48
Capital City
39
 18 5
Multicolored Lamp
15
 377
Microwave Ovens
15
 174
Voice TV Control
15
 210
Hacker Language
15
 137
Dialogues
15
 197
Party Invitations
15
 237
Army Units
15
 166
Text Editor
15
 281
The Warriors
15
 861
Army Battles
15
 250
The Defenders
15
 359
The Vampires
8
 333
The Lancers
20
 79
The Healers
20
Straight Fight
20
 142
The Weapons
15
The Warlords
30
OOP 1: First Look at Class and Object
5
OOP 2: Class Attributes
5
OOP 3: Initializing
5
OOP 4: Adding Methods
5
OOP 5: Parent - Child
5
OOP 6: Overriding Methods
5
OOP 7: Adding Parameters
5
 Blizzard
English to Braille Translator
15
 117
 Rock
Sort by Removing
15
 112