Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Create a class that manages a simple dynamic array with methods to add and remove elements.

Hard

Problem Statement

Create a class that manages a simple dynamic array with methods to add and remove elements.

Sample Input

DynamicArray arr; arr.add(1); arr.add(2); arr.remove(1);

Sample Output

Current elements: 2 

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
#include <iostream> class DynamicArray { private: int *arr; int capacity; int size; public: DynamicArray(); void add(int value); void remove(int index); void display(); }; int main() { // Logic to demonstrate DynamicArray functionality return 0; }
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Input
DynamicArray arr; arr.add(1); arr.add(2); arr.remove(1);
Expected Output
Current elements: 2