Programs on Core and Basic Concepts of C, C++

This is a collection of basic programs in C and C++. The programs are mostly on the loops, variables, decisions, arrays and similar topics.
(Rev. 24-Jun-2025)

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How to call a C/C++ function from a Java method

Here is a brief explanation of how to call a c or c++ function from a java method. I am using Visual C++. Any edition from Visual C++ 6.0 to 2019 wi . . .

C++ Program to determine file size with just three lines of code

This is a C++ program that prints the size of any file in bytes. Only three lines of code required! We use the ifstream class to open the file for r . . .

List of C,C++ Programs on one Dimensional Arrays for Beginners

This is a collection of c, c++ programs on one dimensional arrays. Beginner students of c, c++ will find them useful.

C,C++ Program to create a file on desktop and write some text into it

This program is for the Windows OS only. The location of the desktop folder is first obtained by using the Win32 function SHGetKnownFolderPath. Then . . .

(solved)C++ program to print all the contiguous (continuous) subsequences of an array

Write a program to print all the subsequences of an int array. The subsequences must be contiguous. For example, the subsequences of {4, 0, -7} woul . . .

Data Structures

(solved)Prove that for any constant k, log^k (N) = O(N)

Prove that for any constant k, the order of growth of log^k N is linear order O(N), where O(N) is the big O notation for the linear growth order.

(Algorithms) Explanation of the common big-O rates of growth for beginners

Software Engineers use Big O notation to get a quick estimate of the time taken by an algorithm to process "N" items of data. The most typ . . .

(solved)Prove that for any constant k, log^k (N) = O(N)

Prove that for any constant k, the order of growth of log^k N is linear order O(N), where O(N) is the big O notation for the linear growth order.