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1 year ago

Write a program that outputs "Hello World!".

1 answer:

4 0

Print(“Hello World!”)

I hope this helps :) I’m sry is this what you wanted or were you looking for something else because I’m willing to help either way.

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What scientific principle would a plumber need to know when designing and installing plumbing a new construction

Volgvan

Diong reasearch to know what your dion

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3 years ago

The matrix theory is used in the ___ technique

wlad13 [49]

Answer:

The matrix theory is used by hill cipher.

Explanation:

Th technique which uses matrix theory is hill cipher technique.

Hill cipher technique is a polygraphic substitution cipher and it is based on linear algebra.

For encrypting a message in Hill Cipher technique each block of n letters is multiplied by an invertible matrix of nxn and that to against modulus 26 and for the decryption of the message, every block is multiplied by the inverse of the matrix that was used for encryption.

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2 years ago

Write a python program to calculate the sum of three numbers and as well require the user to input the numbers.

beks73 [17]

Answer:

numbers = []

for i in range(3):

numbers.append(eval(input("Enter number: ")))

print('Sum is:', sum(numbers))

Explanation:

You want to use a loop to prevent repeating your code.

8 0

2 years ago

A soft drink company recently surveyed 12,467 of its customers and found that approximately 14 percent of those surveyed purchas

Mnenie [13.5K]

Given Information:

Total number of customers = 12,467

Customers who purchase one or more energy drinks per week = 14%

Customers who prefer citrus flavored energy drinks = 64% of customers who purchase one or more energy drinks per week

Required Information:

1. the approximate number of customers in the survey who purchase one or more energy drinks per week

2. the approximate number of customers in the survey who prefer citrus flavored energy drinks

Code with Explanation:

#include <iostream>

using namespace std;

int main()

{

int customers = 12467; // total no. of customers given

int buy_drink; // to store the number of customers who buy one or more energy drinks per week

int citrus_drink; // to store the number of customers who prefer citrus flavored energy drinks

buy_drink = customers*0.14; // multiply total number of customers with the % of customers who buy energy drinks

citrus_drink = buy_drink*0.64; // multiply no. of customers who buy one or more energy drinks per week with % of customers who prefer citrus flavor

// display the results calculated above

cout<<"Total number of customers: "<<customers<<endl;

cout<<"Number of customers who buy one or more drinks per week: "<<buy_drink<<endl;

cout<<"Number of customers who prefer citrus flavored drinks per week: "<<citrus_drink<<endl;

return 0;

}

Output:

Total number of customers: 12467

Number of customers who buy one or more drinks per week: 1745

Number of customers who prefer citrus flavored drinks per week: 1116

7 0

3 years ago

LAB: Word frequencies - methods Define a method named getWordFrequency that takes an array of strings, the size of the array, an

BartSMP [9]

Using the knowledge in computational language in JAVA it is possible to write the code being methods define a method named getWordFrequency that takes an array of strings

<h3>Writting the code in JAVA:</h3>

import java.util.*;

public class WordFrequency {

public static int getWordFrequency(String[] wordsList , int listSize , String currWord) {

HashMap<String , Integer> hm = new HashMap<>();

for(String st : wordsList) {

String str = st.toLowerCase();

hm.put(str, hm.getOrDefault(str, 0) + 1);

}

for(String st : wordsList) {

String str = st.toLowerCase();

System.out.println(st + " " + hm.get(str));

}

String currWordToLowerCase = currWord.toLowerCase();

return hm.get(currWordToLowerCase);

}

public static void main(String[] args) {

// TODO Auto-generated method stub

String[] wordsList = {"hey" , "Hi" , "Mark" , "hi" , "mark"};

int listSize = wordsList.length;

String currWord = "hey";

System.out.println("The frequency of " + currWord + " is : " + getWordFrequency(wordsList , listSize , currWord));

}

}

See more about JAVA at brainly.com/question/12978370

#SPJ1

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1 year ago