How to Implement Queue in C++ using Array Data structures
How to Implement Queue in C++ using Array Data structures?
How to start Queue C++
Enqueue Implementations C++ Explained
Dequeue Implementations C++ Explained
Queue Overflow example in C++
Program to Implement Queue in C++ using Array
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//Implementation of Queue in C++ by T4Tutotirlas.com #include <iostream> using namespace std; int queue[50]; int n = 50; int front = - 1; int rear = - 1; //Implementation of EnQueue in C++ by T4Tutotirlas.com void Queue_insertion() { int val; if (rear == n - 1) cout<<"Queue Overflow"<<endl; else { front = 0; cout<<" insert value in the queue : "<<endl; cin>>val; rear++; queue[rear] = val; } } //Implementation of DeQueue in C++ by T4Tutotirlas.com void Delete() { if (front == - 1) { cout<<"Queue Underflow "; return ; } else { cout<<"Element deleted from queue is : "<< queue[front] <<endl; front++;; } } //Implementation of display Queue in C++ by T4Tutotirlas.com void Display_Queue () { if (front == - 1 ) cout<<
"Queue is empty"<<endl; else { cout<<"Queue elements are : "; for (int i = front; i <= rear; i++) cout<<queue[i]<<" "; cout<<endl; } } int main() { int ch; cout<<"1) insertion element to the queue"<<endl; cout<<"2) Delete element from queue"<<endl; cout<<"3) Display all the elements of queue"<<endl; cout<<"4) Exit"<<endl; do { cout<<"Enter your choice : "<<endl; cin>>ch; switch (ch) { case 1: Queue_insertion(); break; case 2: Delete(); break; case 3: Display_Queue (); break; case 4: cout<<"Exit"<<endl; break; default: cout<<"Invalid choice"<<endl; } } while(ch!=4); return 0; } |
Output for Deque
Output for displaying the queue
Output for insert , delete, and display element to queue
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