# For example, if you want to add a colon (:) after every character in the string "Python" you can use the following code. print(":".join("Python"))

(Intro to Java) Pls answer asap Write Answers Neatly Thanks

text file 80 1 2 3 100 100 100 1001 0 2 100 3 4 100 1002 2 0 4 4 100 5 1003 100 4 0 100 100 4 100100 3 4 100 0 3 3 3100 4 100 100 3 0 100 1100 100 5 4 3 100 0 2100 100 100 100 3 1 2 0 My code below. I am getting an error when trying to create my adjacency matrix. i dont know what i am doing wrong def readMatrix(inputfilename):    ''' Returns a two-dimentional array created from the data in the given file.            Pre:  'inputfilename' is the name of a text file whose first row contains the            number of vertices in a graph and whose subsequent rows contain the rows of            the adjacency matrix of the graph. '''        # Open the file    f = open(inputfilename, 'r')     # Read the number of vertices from the first line of the file    n = int(f.readline().strip())     # Read the rest of the file stripping off the newline characters and splitting it into    # a list of intger values    rest = f.read().strip().split()         # Create the adjacency matrix    adjMat = []…

•is Valid Phone Number(): ReturnsTrue if the provided phone number (represented as a string) is cor-rectly formatted, otherwiseFalse. To be considered correctly formatted, phone numbers must bewritten as###-###-####, where#is a digit between 0 and 9 .•validatePhoneBook(): A phone book is a list where each entry is a phone book record (represented asa dictionary; see below for more details). This function checks each phone book record in the phonebook for correctly formatted phone numbers.A phone book record is a dictionary which initially has two keys: the key"name"mapped to thecontact’s name (string) and the key"phone number"mapped to that contact’s phone number (alsoa string).validatePhoneBook()adds a new key"valid"to the record with the valueTrueif the phonenumber is formatted correctly, otherwiseFalse.   1. Write white-box and black-box tests for the function is ValidPhoneNumber(). You should do this with-out Python, either on paper, or in a simple document. Don’t worry about…

Create an array of three string values that the fullName variable will use as a point of reference. Make an initialization list for the array using string values for the first, middle, and last names.

Create an array of three string values that the fullName variable will use as a point of reference. Make an initialization list for the array using string values for the first, middle, and last names.

In python please

findMin(0,3) O D. findMin(-1,1) findMin(1,-1) findMin(1,1) 5. You have imported a library with the birthMonth() function. Based on the API, how many strings are inputed to calculate the birth month? // calculate birth month based on the day of the month, day of the week, and the birth year // dayMonth {number} - a day of a month from 1 to 31 // dayWeek {string} - the name of the day of the week // year {number} - the birth year // return {string} - the month you were born BirthdayLibrary.birthMonth(dayMonth, dayWeek, year); A. 1 В. 4 000

please write in java

weights = []for i in range(1, 5):    weight = float(input(f"Enter weight {i}: "))    weights.append(weight)# Output the list of weightsprint(f"Weights: {weights}")print()# Calculate and output the average of the weightsaverage_weight = sum(weights) / len(weights)print(f"Average weight: {average_weight:.2f}")print()# Find and output the maximum weight in the listmax_weight = max(weights)print(f"Max weight: {max_weight:.2f}")print()# Prompt the user to enter a location in the list and output the weight at that location in pounds and kilogramslocation = int(input("Enter a list location (1 - 4): "))weight_pounds = weights[location - 1]weight_kilograms = weight_pounds / 2.2print(f"Weight in pounds: {weight_pounds:.2f}")print(f"Weight in kilograms: {weight_kilograms:.2f}")print()# Sort the list and output the sorted listweights.sort()print(f"Sorted list: {weights}")