Yabasic

'''Yabasic''' is the acronym of Yet another BASIC, implemented for Windows and Linux.

Features

• Language is interpreted.
• Line numbers are not required, but optional.
• Support for direct display graphics.
• Variables have not to be defined before use.
• Support old and modern (structured, modular, but not object oriented) programming style.

Tasks

• 100 doors
• 15 Puzzle Game
• 24 game
• 24 game/Solve
• 4-rings or 4-squares puzzle
• 9 billion names of God the integer
• A+B
• ABC Problem
• AKS test for primes
• Abbreviations, automatic
• Abbreviations, easy
• Abundant, deficient and perfect number classifications
• Accumulator factory
• Ackermann function
• Almost prime
• Amicable pairs
• Anagrams
• Animate a pendulum
• Animation
• Anonymous recursion
• Anti-primes
• Append a record to the end of a text file
• Apply a callback to an array
• Apply a digital filter (direct form II transposed)
• Archimedean spiral
• Arithmetic/Complex
• Array concatenation
• Arrays
• Assertions
• Averages/Mean time of day
• Averages/Median
• Averages/Mode
• Balanced brackets
• Barnsley fern
• Binary search
• Bitmap/Read a PPM file
• Bitmap/Write a PPM file
• Box the compass
• Bulls and cows/Player
• CUSIP
• Caesar cipher
• Calendar
• Call a function
• Chaos game
• Check that file exists
• Closures/Value capture
• Color of a screen pixel
• Date format
• Day of the week
• Dot product
• Draw a clock
• Draw a sphere
• Eban numbers
• Even or odd
• Factorial
• Fibonacci n-step number sequences
• Galton box animation
• Gamma function
• Generate Chess960 starting position
• Generate random chess position
• Grayscale image
• Greatest common divisor
• Greatest element of a list
• Greyscale bars/Display
• Hamming numbers
• Hello world/Graphical
• Hilbert curve
• IBAN
• Infinity
• Introspection
• Kaprekar numbers
• Kernighans large earthquake problem
• Last letter-first letter
• Least common multiple
• Letter frequency
• Look-and-say sequence
• Mandelbrot set
• Map range
• Matrix Digital Rain
• Morse code
• Multiple distinct objects
• Multisplit
• Munching squares
• Mutual recursion
• N-queens problem
• Non-decimal radices/Output
• Nth root
• One-dimensional cellular automata
• Optional parameters
• Pangram checker
• Peano curve
• Phrase reversals
• Population count
• Program name
• Pythagoras tree
• Queue/Usage
• Ramer-Douglas-Peucker line simplification
• Range consolidation
• Range expansion
• Rate counter
• Read a configuration file
• Remove duplicate elements
• Rename a file
• Rep-string
• Repeat
• Resistor mesh
• Reverse words in a string
• Rock-paper-scissors
• Roman numerals/Decode
• Roman numerals/Encode
• SEDOLs
• Sailors, coconuts and a monkey problem
• Sattolo cycle
• Search a list
• Self-describing numbers
• Sierpinski carpet
• Sierpinski triangle
• Sierpinski triangle/Graphical
• Sieve of Eratosthenes
• Sort an integer array
• Sorting algorithms/Bubble sort
• Sorting algorithms/Shell sort
• Stack
• Strip whitespace from a string/Top and tail
• Sutherland-Hodgman polygon clipping
• Symmetric difference
• System time
• Thue-Morse
• Tic-tac-toe
• Time a function
• Tokenize a string
• Twelve statements
• URL decoding
• URL encoding
• Ulam spiral (for primes)
• Universal Turing machine
• Validate International Securities Identification Number
• Visualize a tree
• Vogel's approximation method
• Water collected between towers
• Wireworld
• Word wrap
• World Cup group stage
• Write entire file
• Write float arrays to a text file
• XML/Input
• XML/Output
• Xiaolin Wu's line algorithm
• Y combinator
• Yin and yang
• Zeckendorf number representation
• Zig-zag matrix