Contests

• 2023

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• 2022

  Painting - Paint a canvas with low cost and high similarity to a target.

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• 2021

  Human Tetris - Pose a figure to fit in a hole, while scoring as many points as possible.

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• 2020, Kontur

  Message From Space - Decode an intersteller message via waveform, and engage in intersteller combat.

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• 2019, Yale-NUS College, National University of Singapore

  Worker-Wrappers - Cover terrain in 2d with a simulated robot, with various upgrades.

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• 2018, Rochester Institute of Technology

  3D Nanobot Printer - Optimize the path of a printhead, constructing a specified 3d object.

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• 2017

  Lambda Punter - Claim river routes with which to punt lambdas from mines to many locations across a graph.

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• 2016

  Origami - Specify a folding pattern for simulated paper to convert a source description to a target shape.

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• 2014, University of Oxford

  Lambda-Man - Implement AI for a Pac-Man clone. The Lambda-Man AI runs on a lisp machine CPU, and the ghosts run on an 8-bit microcontroller.

• 2013, RiSE, Microsoft

  \BV - Given an unknown function F(x) which maps 64bit integers to 64bit integers, sample outputs of F to guess the function.

• 2012

  Lambda Lifter - Dig through the earth to collect Lambdas, but watch out for falling rocks and other dangers!

• 2011 Tohoku University, Sendai, Japan

  Lambda: The Gathering - Play a card game, where the cards are lambda-calculus functions and combinators.

• 2010, Fakultät Informatik, Mathematik und Naturwissenschaften; Hochschule für Technik, Wirtschaft und Kultur, Leipzig

  International Car and Fuel Production - Design car engines and fuels, and post them to a realtime market to earn points.

• 2009, The University of Kansas

  Operation Clear Skies - Pilot an orbiter to dock with various pieces of space debris, and change their orbits to reach other orbiting bodies.

• 2008, Portland State University and University of Chicago

  Mars Rover - Drive a Mars rover from its current location to home base, avoiding craters and martians.

• 2007, Utrecht

  Save Endo - Reprocess alien DNA to convert a source image to a target image.

• 2006, CMU

  Universal Machine - Implement a bytecode VM, and boot into an ancient OS to solve more algorithmic challenges.

• 2005, PLT and friends

  Cops & Robbers - Write AI for Cops (hunt a robber) and Robbers (rob banks). Cops from multiple teams come together to hunt a single Robber.

• 2004, Penn

  Dinner with Ambiants - Design an ant colony that successfully gathers food, and defends its nest from other intruders.

• 2003, Chalmers

   

• 2002, OGI

   

• 2001, INRIA Rocquencourt

  SML/NG - Optimize a variant of XHTML.

• 2000, Cornell and Bell Labs

  GML - Implement a ray tracer.

• 1999, Harvard and Virginia

  Given a state machine representing a character in an interactive fiction as an s-expression, write an optimizer to losslessly compress the state machine for various measurements of cost.

• 1998, Universite de Montreal and MIT

   

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