how to create a list in java
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
class scratch{
public static void main(String[] args) {
List<Integer> aList = new ArrayList<>();
List<Integer> lList = new LinkedList<>();
}
}how to make java list
//Creating arraylist example
ArrayList<String> list = new ArrayList<String>();
//Adding objects in arraylist
list.add("Mango");
list.add("Banana");
//Change the element (index,"new value")
list.set(1,"Dates");
//Return the 2nd element, because index starts from 0
System.out.println("Returning element: " + list.get(1));initialise List<List<Integer>>
List<List<Integer>> list = new ArrayList<List<Integer>>();
##or since Java 1.7
List<List<Integer>> list = new ArrayList<>();creating a list in python
#creating a list in python, and using it to find if the minute right now is odd or even number.
from datetime import datetime #importing a function from a module
import random
import time
odds= [3,5,7,9,11,13,15,17,19,21,23, #variable with a list inside it
25,27,29,31,33,35,37,39,43,43,
45,47,49,51,53,55,57,59]
for i in range(5): #start at 0 and loop 5 times
right_this_minute=datetime.today().minute #variable to store the minute
if right_this_minute in odds:
print ("time is odd number") #if/else statement (conditional statements)
else:
print("time is even number")
wait_time = random.randint(1,60) #generate a random integer and store it in that variable
time.sleep = wait_time #use the generated variable to sleep for that certain period
print() #print a blank lineCopyright © 2021 Codeinu
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