I generated two matrices of 1000 x 1000: First Matrix: O and #. Second Matrix: O and B. Using the following code, the first matrix took 8.52 seconds to complete: […]
Continue ReadingC++: Memory Allocation
Show how to explicitly allocate and deallocate blocks of memory in your language. Show access to different types of memory (i.e., heap, stack, shared, foreign) if applicable. While the C […]
Continue ReadingC++: Write CSV File
void write_csv_file(double A[], int length, string file_name) //Function that prints array A to a *.csv file { ofstream output(file_name); for(int i = 0; i < length; i++) { output << […]
Continue ReadingC++: Map Range
Given two ranges, [a1,a2] and [b1,b2]; then a value s in range [a1,a2] is linearly mapped to a value t in range [b1,b2] when: The task is to write a […]
Continue ReadingC++: Radix Sort
// C++ LSD Radix Sort example, queue implementation #include <iostream.h> #include <cstdlib.h> #include <ctime.h> using std::cout; // Remove this line for older C++ compilers typedef struct slist_ { int val; […]
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Beginner’s Guide to C++
Introduction Getting Started Hello World Dissecting “Hello World” Directives Namespaces Entry Streams The Language Variables Types Operators Flow Control Functions Classes Pointers An Application Adding Tasks: Files and Vectors Listing […]
Continue ReadingAn Introduction to the Imperative Part of C++
C++: Hostname
Find the name of the host on which the routine is running. #include <stdlib.h> #include <stdio.h> #include <limits.h> #include <unistd.h> int main(void) { char name[_POSIX_HOST_NAME_MAX + 1]; return gethostname(name, sizeof […]
Continue ReadingC++: Happy Numbers
From Wikipedia, the free encyclopedia: A happy number is defined by the following process. Starting with any positive integer, replace the number by the sum of the squares of its […]
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