Online C++ Compiler

// CPP program to determine whether // vertical level l of binary tree // is sorted or not. #include <bits/stdc++.h> using namespace std; // Shows structure of a tree node. struct Node1 { int key1; Node1 *left1, *right1; }; // Shows function to create new tree node. Node1* newNode(int key1){ Node1* temp1 = new Node1; temp1->key1 = key1; temp1->left1 = temp1->right1 = NULL; return temp1; } // Indicates helper function to determine if // vertical level l of given binary // tree is sorted or not. bool isSorted1(Node1* root1, int level1){ // So If root is null, then the answer is an // empty subset and an empty subset is // always considered to be sorted. if (root1 == NULL) return true; // Indicates variable to store previous // value in vertical level l. int prevVal1 = INT_MIN; // Indicates variable to store current level // while traversing tree vertically. int currLevel1; // Indicates variable to store current node // while traversing tree vertically. Node1* currNode1; // Used to declare queue to do vertical order // traversal. A pair is used as element // of queue. The first element in pair // represents the node and the second // element represents vertical level // of that node. queue<pair<Node1*, int>> q1; // Used to insert root in queue. Vertical level // of root is 0. q1.push(make_pair(root1, 0)); // Perform vertical order traversal until // all the nodes are not visited. while (!q1.empty()) { currNode1 = q1.front().first; currLevel1 = q1.front().second; q1.pop(); // Verify if level of node extracted from // queue is required level or not. If it // is the required level then verify if // previous value in that level is less // than or equal to value of node. if (currLevel1 == level1) { if (prevVal1 <= currNode1->key1) prevVal1 = currNode1->key1; else return false; } // So if left child is not NULL then push it // in queue with level reduced by 1. if (currNode1->left1) q1.push(make_pair(currNode1->left1, currLevel1 - 1)); // So if right child is not NULL then push it // in queue with level increased by 1. if (currNode1->right1) q1.push(make_pair(currNode1->right1, currLevel1 + 1)); } // So if the level asked is not present in the // given binary tree, that means that level // will contain an empty subset. Therefore answer // will be true. return true; } // Driver program int main(){ /* 2 / \ 3 6 / \ 8 5 / 7 */ Node1* root1 = newNode(2); root1->left1 = newNode(3); root1->right1 = newNode(6); root1->left1->left1 = newNode(8); root1->left1->right1 = newNode(5); root1->left1->right1->left1 = newNode(7); int level1 = -1; if (isSorted1(root1, level1) == true) cout << "Yes"; else cout << "No"; return 0; }

About Online C++ Compiler

Try our Online C++ Compiler (Version GNU GCC v11.3.0) to Edit, Run, and Share your C++ Code directly from your browser. This online development environment provides you the latest version GNU GCC v11.3.0.

How to use Online C++ Compiler?

Write and Execute Code

  • Write your program (or, paste it) directly under the "Source Code" tab.
  • If you want to save your program, go to the "Project" menu and save it.
  • You can directly execute your program without saving it by clicking on on "Execute" button.

User Input

The latest version of Coding Ground allows to provide program input at run time from the termnial window exactly the same way as you run your program at your own computer. So simply run a program and provide your program input (if any) from the terminal window available in the right side.

Online C++ Compiler: Keyboard Shortcuts

The following are the keyword shortcut of this Online C++ Compiler:

ShortcutDescription
⌘ + EnterRun the program
⌘ + SSave Project (Login Required)
⇧ + ⌘ + SSave As Project
⌘ + PNew Project
⌘ + GShare Project
⌘ + ZUndo Editing
⌘ + YRedo Editing
⌘ + ASelect All Text
⌘ + XCut Selected Text
⌘ + CCopy Selected Text
⌘ + VPaste Copied Text
⌘ + FSearch Text
⌘ + ⌥ + FReplace Text
ShortcutDescription
Ctrl + EnterRun the program
Ctrl + SSave Project
Shift + Ctrl + SSave As Project
Ctrl + GShare Project
Ctrl + ZUndo Editing
Ctrl + YRedo Editing
Ctrl + ASelect All Text
Ctrl + XCut Selected Text
Ctrl + CCopy Selected Text
Ctrl + VPaste Copied Text
Ctrl + FSearch Text
Ctrl + HReplace Text

Online C++ Compiler: Save and Share C++ Code (Project)

Save C++ Project Online

You can save your C++ Project with us so that you can access this project later on. To save a project you will need to create a login Id with us. So before you save a project, please create a login Id using a link given at the top right corner of this page.

Share C++ Project Online

You can use this feature to share your C++ Code with your teachers, classmates and colleagues. Just click Share Button and it will create a short link, which can be shared through Email, WhatsApp or even through Social Media. A shared link will be deleted if it has been passive for almost 3 months.

More Features of Online C++ Compiler

  • Theme – You can change the current editor's theme from the "Editor Theme" option under "Settings" menu.
  • Font Size – You can change the font size of the editor /compiler from from the "Font Size" option under "Settings" menu.
  • Tab Size – You can change the tab size from the "Tab Size" option under "Settings" Menu.
  • Show/Hide Line Numbers – You can show/hide the line number with the code from the "Show Line Numbers" or "Hide Line Numbers" option under "Settings" Menu.
  • And, many more.

Benefits of Using Online C++ Compiler

There are several benefits of using the Online C++ Compiler to run your C++ code:

  • Platform independence: You can run your code from any device without taking care of operating systems.
  • Convenience: You don't need to install anything for using this.
  • No setup required: There is no need for additional setup to run your code.
  • Updated version: Our online compiler/editors/terminals are the latest up-to-date.
 Execute |  Beautify | Share
My Projects
Change Password
My Profile
Logout
Undo
Redo
Cut
Copy
Paste
Delete
Select All
Find
Find and Replace
Editor Theme
Crimson
Eclipse
Github
Solarized
Cobalt
krTheme
Monokai
Terminal
Textmate
Twilight
Vibrant Ink
Font Size
8px
9px
10px
11px
12px
13px
14px
15px
16px
17px
18px
20px
22px
24px
Tab Size
1
2
3
4
5
6
7
8
Show Invisible
Hide Invisible
Show Line Numbers
Hide Line Numbers
Ace Editor (Default)
Vim Editor
Emacs Editor
Open New Project
Save Project
Save As New Project
Share Project
Search Project
Online Java Compiler
Online Python Compiler
Online C++ Compiler
Online CSharp Compiler
Online C Compiler
Online PHP Compiler
Online R Compiler
Online NumPy Compiler
More Compilers