Packing numbers to interval code-golf, math Interval notation is a way to write complicated range bounds more conveniently and concisely than writing an inequality. Like a list 1, 2, 3, 4 can be written like [1,4]. There have been already challenges on interpreting interval notations to number ra...

Two player tic-tac-toe game Create a Tic-Tac-Toe game that allows two human players to play against each other. The drawn board can be either in ASCII or graphical (You can use 1-9 digits as a place holder in tic tac toe board) Program should randomly choose whose turn is first and randomly give...

Exchange of money in least notes Suppose A and B are two good friends. A has borrowed \$n\$ dollar from B. Now B wants the money back from A and A is also ready to give it. But the problem is A has only \$x\$ dollar notes and B has \$y\$ dollar notes. They both want to keep the number of notes in...

Print Every Code Golf tag code-golfinternet Huge omega thanks to @wasif for emailing me this challenge idea in it's basic form Everyone knows that questions on StackExchange require tags - labels that allow posts to be grouped together by category. However, most of the time, I barely know which t...

Are All the Items the Same? Given a list of positive integers, return whether or not that list is all the same number. Rules Input and output can be taken/given in any reasonable and convenient format Test Cases [1, 1, 1, 1, 1, 1, 1] -> True [1, 2, 3, 4] -> False [69, 420, 69, 69, 69] -> False ...

Execute a Befunge Chess Board code-golfbefunge Befunge Chess is an esolang mini-game I invented that is centered around the Befunge esolang. The general gist of the game is to make the instruction pointer land on a specific target cell while avoiding the opponent's target cell. Today's challenge ...

Draw the flag of Bangladesh The flag of Bangladesh is very simple. It looks like below: The flag will be in bottle green and rectangular in size in the proportion of length to width of 10:6, with a red circle in near middle. The red circle will have a radius of one-fifth of the length of the fla...

Given a positive input \$n > 0\$, output the amout of two types based on their rarity. The two types are called \$A\$ and \$B\$, we know the followings: \$n\$ is a limited input and the maximum is \$nmax\$ At the start \$B\$ is twice as rare as \$A\$ As the presence of \$A\$ increade the rarity ...