You are a secret agent trying to communicate with your fatherland. Of course the information needs to be hidden so no one eaves drops your message. What would be better suited than a cat? Everyone ...
Sorry, guys, I understand that this is a low quality post, so please cast your close votes. Intro: Perhaps we all have come across "How many squares are there in the picture?" puzzles. (Right?) ...
Code golf: Print an image of the source code. Requirements Must output the image of the source code itself, not a version stored elsewhere and retrieved at run time. Code must be legible enough ...
Challenge Recognize ASCII art numbers. To make things interesting, three random points in the image might be flipped. For example: ***** * ** ** ** ** ** Input A 7x7 ...
Over on http://meta.stackoverflow.com, we have a few memes of our own. One of them is Freehand Red Circles. See this post: So, the challenge is, can you draw freehand red circles... with code? ...
In the 2014 challenge, Michael Stern suggests using OCR to parse to 2014. I'd like to take this challenge in a different direction. Using built-in OCR from the language/standard library of your ...
Based on the very successful Twitter image encoding challenge at Stack Overflow. If an image is worth 1000 words, how much of an image can you fit in 114.97 bytes? I challenge you to come up with a ...
You have two images (64x64 pixels each): Your program must take the file names of each of them as command line arguments and determine which has more average saturation among their pixels. The ...