Functional Programming Contest - July'14

A contest for functional programming enthusiasts.

The contest has ended

The contest hosts 7 challenges ranging from algorithms to logics.

Problem Setters Pavel Lepin, Grant Boudreaux, Jaydeep Solanki, Lalit Kundu, Tusshar Singh and Abhiranjan.

Problem Testers Alex, Lalit Kundu, Tusshar Singh, Ashutosh Singla and Abhiranjan.

Languages allowed: Haskell, Scala, Lisp, Erlang, Clojure, OCaml and F#.

The Prizes

  • Top 10 contestants from global leaderboard will win exclusive HackerRank T-shirts.
  • Challenge winners: Top contestant from each challenge will also win exclusive HackerRank T-shirts in case they are not in top 10.
  • Top contestant will win "An Introduction to Functional Programming Through Lambda Calculus" by Greg Michaelson.

Challenges


The contest hosts 6 challenges ranging from algorithms to compiler design.
Problem Setters Pavel Lepin, Grant Boudreaux, Jaydeep Solanki, Lalit Kundu, Tusshar Singh, Abhiranjan and You.
Problem Testers Alex, Lalit Kundu, Tusshar Singh, Ashutosh Singla, Abhiranjan and again You
Want to contribute problems? Mail to hackers@hackerrank.com with the subject "Lambda Calculi".

Details from Lambda Calculi June'14

Lambda Calculi June'14 had a whopping 201 participants out of 1203 who signed up for the contest and made 1121 submissions in total
Fastest Solver: anta in 5 hours and 13 minutes
Most Accurate Solver: anta, Evgeny Shavlyugin and ssartech with 7 submissions.
Most Consistant Solver: jthread with 25 submissions.
Participation country wise: People from 41 countries participated - India > United States > China > Russian Federatio > Ukraine.
Participation university wise: Students from 52 universities across the globe participated in the contest.

Exceptional Performers

Perfect scorer in all lambda-calculi: Pavel Lepin and Po-Hsiang Hao
Perfect scorer in last lambda-calculi: anta0, Po-Hsiang Hao, Shimi Zhang, Jonick, Bo You, Pavel Lepin, ssartech, limed, jthread, Nicolás Álvarez, Sumudu Fernando, Linjie Ding.

Lambda Calculi June'14 Winners

Rules

  • All the challenges will have a predetermined score.
  • This contest will appeal to programmers who're interested in Functional Programming
  • HackerRank admins decision will be final
  • Please refrain from discussing strategy during the contest.
  • Any case of code plagiarism will result in disqualification of both the users from the contest. We've a fairly good plagiarism detector that works at the opcode level.
  • You can code directly on our interface. We support all 7 major functional languages. You can have a look at the environment in which we run your code
  • Sample code to print sum of two numbers in all major languages Samples