If you add the square of the digits of a Natural number (an integer bigger than zero), you always end with either 1 or 89: 15 -> 26 -> 40 ->
Continue ReadingC++: Generator
A generator is an executable entity (like a function or procedure) that contains code that yields a sequence of values, one at a time, so that each ti
Continue ReadingC++: Find Common Directory Path
Create a routine that, given a set of strings representing directory paths and a single character directory separator, will return a string representi
Continue ReadingC++: Fast Fourier Transform
The purpose of this task is to calculate the FFT (Fast Fourier Transform) of an input sequence. The most general case allows for complex numbers at t
Continue ReadingC++: Determine if Only One Instance Is Running
This task is to determine if there is only one instance of an application running. If the program discovers that an instance of it is already running,
Continue ReadingPointers and Dynamic Memory in C++ (Memory Management)
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Continue ReadingC++: Generate Random Number in Range
int random_in_range(int a, int b) //Function that returns a random integer between 2 provided integers { return a + random() % (b-a+1); }
Continue ReadingC++: Draw a Clock
Task: draw a clock. More specific: Draw a time keeping device. It can be a stopwatch, hourglass, sundial, a mouth counting "one thousand an
Continue ReadingC++: Create an Object at a Given Address
In systems programing it is sometimes required to place language objects at specific memory locations, like I/O registers, hardware interrupt vectors
Continue ReadingC++: Count in Octal
The task is to produce a sequential count in octal, starting at zero, and using an increment of a one for each consecutive number. Each number should
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