Find the name of the host on which the routine is running. #include <stdlib.h> #include <stdio.h> #include <limits.h> #inclu
Continue ReadingC++: Multiplicative Digital Root
The multiplicative digital root (MDR) and multiplicative persistence (MP) of a number, n, is calculated rather like the Digital root except digits are
Continue ReadingC++: Black Scholes Put Option Theta
// Calculate the Black Scholes European put option Theta double BS_Put_Option_Theta(double S, double K, double r, double v, double T) // Parame
Continue ReadingWhy Is Subtracting These Two Times (In 1927) Giving a Strange Result?
If I run the following program, which parses two date strings referencing times one second apart and compares them: public static void main(String[]
Continue ReadingC++: Sample Covariance
double sample_covariance(double A[], double B[], int length) // Function calculates the sample covariance the array A and array B, whose lengths
Continue ReadingC++: Calculate Geometric Mean
void Geometric_Mean_Array(double & mean_normal, const double * a, const int n) //Function that calculates the geometric mean (geometric avera
Continue ReadingC++: Create a File
In this task, the job is to create a new empty file called "output.txt" of size 0 bytes and an empty directory called "docs". This should be done twic
Continue ReadingC++: Hamming Numbers
Hamming numbers are numbers of the form . Hamming numbers are also known as ugly numbers and also 5-smooth numbers (numbers whose prime div
Continue ReadingC++: Multiple Inheritance
Multiple inheritance allows to specify that one class is a subclass of several other classes. Some languages allow multiple inheritance for arbitrary
Continue ReadingC++: Black Scholes Put Option Vega
// Calculate the Black Scholes European put option Vega double BS_Put_Option_Vega(double S, double K, double r, double v, double T) // Parameter
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