Dinesh I Dinesh-3

## heap.py
from typing import List, Optional, Set, Tuple


class Heap:
    def __init__(self, arr: Optional[List[int]] = None):
        self._to_delete: Set[int] = set()
        if arr:
            self.__heapify(arr)
        else:
            self.__arr: List[int] = []

## 01 - Setup Nextjs site on Ubuntu Server - Terminal commands
#Setup NextJS on Ubuntu server (Digital Ocean, EC2,...) Terminal Commands
#based on my YouTube video
#Recommended: An ubuntu server with at least 2 GB memory to handle npm run build

#login to server
ssh root@ip_address

#Upgrade Server - may take a few minutes
sudo apt update
sudo apt upgrade
	from typing import List, Optional, Set, Tuple


	class Heap:
	def __init__(self, arr: Optional[List[int]] = None):
	self._to_delete: Set[int] = set()
	if arr:
	self.__heapify(arr)
	else:
	self.__arr: List[int] = []
	#Setup NextJS on Ubuntu server (Digital Ocean, EC2,...) Terminal Commands
	#based on my YouTube video
	#Recommended: An ubuntu server with at least 2 GB memory to handle npm run build

	#login to server
	ssh root@ip_address

	#Upgrade Server - may take a few minutes
	sudo apt update
	sudo apt upgrade