hackerrank

Archive of HackerRank challenges.

Badges

• Python: 34 tasks completed
• SQL: 42 tasks completed
• Algorithms: 9 tasks completed
• 30 Days of Code: 11 tasks completed

Python

• collections.Counter()
  • code
• Min and Max
  • code
• Group(), Groups() & Groupdict()
  • code
• Detect Floating Point Number
  • code
• Compress the String!
  • code
• itertools.combinations()
  • code
• itertools.permutations()
  • code
• itertools.product()
  • code
• Capitalize!
  • code
• String Validators
  • code
• Find a string
  • code
• Mutations
  • code
• String Split and Join
  • code
• sWAP cASE
  • code
• Finding the percentage
  • code
• Zipped!
  • code
• Transpose and Flatten
  • code
• Input()
  • code
• Any or All
  • code
• Find the Runner-Up Score!
  • code
• Shape and Reshape
  • code
• Arrays
  • code
• Print Function
  • code
• Python If-Else
  • code

SQL

• Weather Observation Station 19
  • code
• The Blunder
  • code
• Draw The Triangle 1
  • code
• Type of Triangle
  • code
• Top Earners
  • code
• Average Population of Each Continent
  • code
• Asian Population
  • code
• Weather Observation Station 18
  • code
• Weather Observation Station 15
  • code
• Weather Observation Station 2
  • code
• Average Population
  • code
• Employee Salaries
  • code
• Higher Than 75 Marks
  • code
• Weather Observation Station 8
  • code
• Weather Observation Station 6
  • code
• Weather Observation Station 5
  • code
• Weather Observation Station 4
  • code
• Weather Observation Station 3
  • code
• Revising the Select Query II
  • code
• Revising the Select Query I
  • code

Algorithms

• Mini-Max Sum
  • code
• Time Conversion
  • code
• Birthday Cake Candles
  • code
• Staircase
  • code
• Sock Merchant
  • code
• Diagonal Difference
  • code

30 Days of Code

• Day 10: Binary Numbers
  • code
• Day 9: Recursion 3
  • code
• Day 8: Dictionaries and Maps
  • code
• Day 7: Arrays
  • code
• Day 6: Let's Review
  • code
• Day 5: Loops
  • code
• Day 4: Class vs. Instance
  • code