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Most people here are familiar with seven segment displays, which are also used in matchstick puzzles. Below are the digits 0 through 9 and letters a through z, except k,m,t,v,w, written in this format….
Can private institutions fire employees without concern for the First Amendment?
A string can be shifted by a number n by getting the byte value c of each character in the string, calculating (c + n) mod 256, and converting the result back to a character. As an example, shifting …
How to play this passage precisely?
Your challenge is to turn input text to brain-flak code that will output the text. Tutorial taken from here with permission here Brain-Flak has two stacks, known as left and right. The active …
Great Expectations [is written vs has been written] by Charles Dickens
How do I regain managerial control of my self-organizing team?
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Can this helicopter/wrecking ball combo remain airborne?
Your mission is to build an algorithm (program or function) that can optimize packing fruit from a conveyor belt into bags to be sent off to retailers, optimizing for a largest number of bags. Each …
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Does a magic weapon require the attuner to be proficient?
API Easter egg hunt! Theres an API at which will provide a special Easter egg hunt, just for you… You can see the API docs at the above address, or try it …
Explaining the Main Ideas of Proof before Giving Details
The N Queens Problem, but with Fairy Chess Pieces
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A code challenge is a competition for creative ways to solve a programming puzzle with an objective winning criterion not covered by other scoring tags (e.g. code-golf).
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Lighting up a subject during sunset without a flash?
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Task Encode a string that entirely consists of uppercase alphabets (A-Z) using only zeros and ones, using your own favorite scheme. But the rule isnt that simple! Rules Your program/function must …
Modified Boggle Checker, with Modified Boggle-able Code
Should arguments based on the proponents gender be used in a grant proposal?
Why does having a soda tax seem so hard to achieve?
Could weight have been saved on the Apollo CSM using an alternative main engine?
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Fairy Chess is a sort of generalized chess that allows unconventional pieces. The eight queens puzzle is a classic problem where you have to put 8 queens on a chess board such that no two queens …
Do eigenvalues depend on the choice of basis?
Making cooking require split-second timing
Background Boggle is a board game where the players have to find English words on a 4-by-4 board of random alphabets. Words can be constructed by selecting sequentially adjacent cells on the board. (…
Is it a valid concern that a PhD student runs out of research ideas?
What is the meaning of taking in each others washing
5 = 1€ for souvenirs in Paris, why do they write the price this way?
What would happen if the Earth struck a tiny but immovable object
Im moving to the US in a few months; what will happen to the games in my indian steam library?
Introduction For a given rational number r, find a pair of integers p,q so that p/q=r and the number of less used bits in p and q are minimized (details below). Challenge A positive rational number …
Minimize Least Used Binary Bits in Fractions
Given a polynomial in one variable with rational coefficients, output an equivalent expression containing only 1, variables, and definite integrals. For example, -x2 can be expressed as x111dtxdu. …
Is there a way to ask in game (i.e. in a non-meta way) what a characters class is?
What should I pay for a 5-km songthaew trip in Koh Samui?
Weve had a lot of quine challenges, but a lot of the quine formats are similar, lets create some variance in our quines. Your task is to create a selection of programs in the same language (at least …
Write a program that, when run in different languages, outputs a different byte permutation of the code in each language. The exact source code is counted as one permutation. Here different language…
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Challenge Given an integer n 4, output a permutation of the integers [0, n-1] with the property that no two consecutive integers are next to each other. The value of a permutation pi is the sum of …
Does an identical cryptographic hash or checksum for two files mean they are identical?