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// E1. Print all even numbers between 10 and 20 (including 10 and 20). An even number is a number
// x for which the following is true: x % 2 === 0

for (i=0; i<=10; i+=1){
    console.log(i);
    console.log("I am at i = " + i);
}

// E2. Iterate from 0 to 50; Print "##" for even numbers and "!!" for odd numbers;

appoll

// Uncomment the code between /* and */;
// Run the code;
// See what happens;
// Does it make sense?


// AND operator: &&
// 3.1
userName = "Siri"
if (3 > 1 && userName === "Siri"){

appoll

// Uncomment the code between /* and */;
// Run the code;
// See what happens;
// Does it make sense?

// 1.0
age = 18;
if (age == 18) {
    console.log("1.0 Yes!");
} else {

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// E6
// division /
// 5 Friends are travelling to Berlin. The total cost of gas is 189 EUR. 
//How much does each of them have to pay the driver?

// console.log("Cost per traveller is: " + costPerPerson);

// E7
// E7: Input: the year 1990. 

appoll

// E3.
// a. Create a variable and give it the value of your home city; print it;

// b. Create a second variable for the city in which you were born; print it;
// c. Create a 3rd variable and store the distance between the 2 cities;

// d. Print the following on one line:
// I was born in .... I now live in ..... The distance between ... and .... is ... kilometers

appoll

// Exercise 0 - Uncomment and Fix the lines below:
// console.log("My message 4);
// console.log("My message 4";
// consolelog("My message 4");


// Exercise 1
// Print your three favourite cities, each city on each line. The output should look like this:
/*

appoll

// objects can have arrays as properties
// E1. Let's find out how many bikes the user has

// 1.1 write one line of code to print how many bikes the user has
// 1.2 write a function that takes an user as parameter and returns the number of bikes the user has

let person = {
    firstName: "Paul",
    lastName: "Anton",
    age: 28,

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// E4. 
// Write a function that takes two parameters: an array and a Number;
// The function returns the index of 
// the element's first occurence in the array;

function findPositionOfNumberInArray(array, number) {
    // iterate over the array -> for loop
    // compare the item of each position in the array to the <givenNumber>
    //                        -> equality operator === 
    //                        -> if statement

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// E1. The following function should return the sum of all elements in an array;
// The result of the code below should print:
// 8
// 4
// Fix the code below to work as expected:

let sum = 0;
function sumOfArrayValues(array){
    for (let i=0; i<array.length; i++) {
        sum += array[i];

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// E0. 
// Write a function that prints the sum of two numbers. 
// The 2 numbers should be passed in as parameters
// e.g. add(3,5)

function addNumbers(number1, number2){
    console.log("The sum is:...");
}

addNumbers(10, 100);