Output of C++ Program | Set 9
Predict the output of following C++ programs. Question 1 filter_none edit close play_arrow link brightness_4 code template <class S, class T> class Pair { private:… Read More »
A Boolean Matrix Question
Given a boolean matrix mat[M][N] of size M X N, modify it such that if a matrix cell mat[i][j] is 1 (or true) then make… Read More »
Output of C Program | Set 22
Predict the output of following C programs. Question 1 filter_none edit close play_arrow link brightness_4 code #include<stdio.h> int main() { enum channel {star, sony,… Read More »
Local Classes in C++
A class declared inside a function becomes local to that function and is called Local Class in C++. For example, in the following program, Test… Read More »
Why is the size of an empty class not zero in C++?
Predict the output of following program? filter_none edit close play_arrow link brightness_4 code #include<iostream> using namespace std; class Empty {}; int main() {… Read More »
Trie | (Insert and Search)
Trie is an efficient information reTrieval data structure. Using Trie, search complexities can be brought to optimal limit (key length). If we store keys in… Read More »
Const Qualifier in C
The qualifier const can be applied to the declaration of any variable to specify that its value will not be changed ( Which depends upon… Read More »
Functions that are executed before and after main() in C
With GCC family of C compilers, we can mark some functions to execute before and after main(). So some startup code can be executed before… Read More »
Templates and Default Arguments
Default parameters for templates in C++: Like function default arguments, templates can also have default arguments. For example, in the following program, the second parameter… Read More »
C / C++ Program for Subset Sum | Backtracking-4
Subset sum problem is to find subset of elements that are selected from a given set whose sum adds up to a given number K. We… Read More »
Subset Sum | Backtracking-4
Subset sum problem is to find subset of elements that are selected from a given set whose sum adds up to a given number K. We… Read More »
Output of C Program | Set 21
Predict the output of following C programs. Question 1 filter_none edit close play_arrow link brightness_4 code #include<stdio.h> #define fun (x) (x)*10 int main() {… Read More »
Output of C++ Program | Set 8
Predict the output of following C++ programs. Question 1 filter_none edit close play_arrow link brightness_4 code #include<iostream> using namespace std; class Test1 { int… Read More »
Design and Implement Special Stack Data Structure | Added Space Optimized Version
Question: Design a Data Structure SpecialStack that supports all the stack operations like push(), pop(), isEmpty(), isFull() and an additional operation getMin() which should return… Read More »
Memory Layout of C Programs
A typical memory representation of C program consists of following sections. 1. Text segment 2. Initialized data segment 3. Uninitialized data segment 4. Stack 5.… Read More »