Prerequisites: Fenwick Tree (Binary Indexed Tree) Given an array of N numbers, and a number of queries where each query will contain three numbers(l, r… Read More »
Given Q queries of type 1, 2, 3 and 4 as described below. Type-1: Insert a number to the list. Type-2: Delete only one occurrence… Read More »
Given two arrays arr1[] and arr2[] sorted in ascending order and an integer K. The task is to find k pairs with smallest sums such… Read More »
In C++11 the alignof operator used to returns the alignment, in bytes of the specified type. Syntax: alignof(type) Syntax Explanation: alignof: operator returns the alignment… Read More »
Prerequisite : Tuples in C++ Structured binding is one of the newest features of C++17 that binds the specified names to subobjects or elements of… Read More »
In this program, we will read and display details of n employees using Structure. Employee details like Name, age, phone number, salary will be printed.… Read More »
Prerequisite: Structures and Union QUE.1 What will be the output of this code? filter_none edit close play_arrow link brightness_4 code #include <iostream> using namespace std;… Read More »
In C++, struct and class are exactly the same things, except for that struct defaults to public visibility and class defaults to private visibility. Some… Read More »
Consider the below C++ program. Is it right way of returning array from a function? C filter_none edit close play_arrow link brightness_4 code #include <stdio.h>… Read More »
Prerequisite : Structures in C Name and marks in different subjects (physics, chemistry and maths) are given for all students. The task is to compute… Read More »
Most of the log files produced in system are either in binary(0,1) or hex(0x) formats. Sometimes you might need to map this data into readable… Read More »
In C, we can specify size (in bits) of structure and union members. The idea is to use memory efficiently when we know that the… Read More »
Like Structures, union is a user defined data type. In union, all members share the same memory location. For example in the following C program,… Read More »
What is a structure? A structure is a user defined data type in C/C++. A structure creates a data type that can be used to… Read More »
What will be the size of following structure? filter_none edit close play_arrow link brightness_4 code struct employee { int emp_id; int name_len; char name[0]; };… Read More »