Questions tagged [cops-and-robbers]

Question 1

V1.1: Added criterion to help with tiebreakers, a bit overkill but still.V1.2: It's April 15th! Task: Crack the scrambled code for calculating the argument of a complex number \$z=x+iy\$ given two ...

Question 2

This is the cop's thread, where one should post the scrambled code. Here is the robbers' thread where the cracked source should be posted and linked to the cop's answer. NB: I am currently writing up ...

Question 3

Can you decrypt me? Robbers Find any combination of \$n\$ working chars to change and what they should change into, where \$n\$ is chosen by the cop. You cannot change less than n chars, only exactly \...

Question 4

Can you decrypt me? Cops Cops, post obfuscated code that hides a number \$n\$ (n must not be greater than the program length) inside its code. If \$n\$ chars are changed (no additions or deletions), ...

Question 5

This is the robbers thread of this cops and robbers challenge. The cops thread is here. Related, but hashes numbers instead of strings and uses a different scoring system. Definitions A hash collision ...

Question 6

This is the cops thread of this cops and robbers challenge. The robbers thread is here. Related, but hashes numbers instead of strings and uses a different scoring system. Definitions A hash collision ...

Question 7

This is the robbers' thread. See the cops' thread here. In this cops and robbers challenge, the cops will be tasked with writing an algorithm that computes some function of their choice, while the ...

Question 8

This is the cops' thread. See the robbers' thread here. In this cops and robbers challenge, the cops will be tasked with writing an algorithm that computes some function of their choice, while the ...

Question 9

Fast and Golfiest Robbers Thread Welcome to the first season of Fast and Golfiest, a cops-and-robbers challenge! I designed this challenge to encourage competitive coding for efficiency (fastest ...

Question 10

Fast and Golfiest Cops Thread Welcome to the first season of Fast and Golfiest, a cops-and-robbers challenge! I designed this challenge to encourage competitive coding for efficiency (fastest ...

Question 11

This is the robbers' thread. For the main rules to this challenge see the cops' thread In this challenge, robbers will choose a cop's vulnerable or safe post and try to figure out a pair of languages ...

Question 12

This is the cops' thread of a cops-and-robbers challenge. The robbers' thread can be found here In this challenge as a cop you will choose two programming languages A and B, as well as a non-empty ...

Question 13

Cops' challenge This cops-and-robbers challenge challenges the Cop to write a non-empty program that, when run, produces some non-empty output in language A, and, when reversed, produces some non-...

Question 14

Robber's challenge This cops-and-robbers challenge challenges the Cop to write a non-empty program that, when run, produces some non-empty output in language A, and, when reversed, produces some non-...

Question 15

Inspired/mostly copied but I don't think it's a dupe. Also Inspired. In this challenge, you will create polyglots that include all languages from previous answers, and another language which you won't ...

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Questions tagged [cops-and-robbers]

Argument of a complex number (Robbers)

Argument of a complex number (Cops)

Can you decrypt me? (Robbers)

Can you decrypt me? (Cops)

Hashers and Crashers (Robbers)

Hashers and Crashers (Cops)

Magic OEIS formulae (Robbers' thread)

Magic OEIS formulae (Cops' thread)

(Robbers) Fast and Golfiest Season 1: The Lord of the Strings

(Cops) Fast and Golfiest Season 1: The Lord of the Strings

Polyglot Quiz (Robbers' thread)

Polyglot Quiz (Cops' thread)

Two In One: Guess That Language - Robbers

Two In One: Guess That Language - Cops

Add a hidden language to a polyglot

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