15 Intermediate Javascript Exercises.txt

//Love Calculator (random number generator) exercise
var name1 = prompt("What is your name?");
var name2 = prompt("What is their name");
var chance = Math.floor(Math.random() * 101);
alert("You have a " + chance + "% chance of having a successful relationship with " + name2);


//Control Statements: Using If-Else Conditionals & Logic & Comparators
var name1 = "Nic";
var name2 = "Allison";
var chance = Math.floor(Math.random() * 101);
if (chance === 100) {
    alert("You all are a perfect match! You have a " + chance + "% chance of having a successful relationship with " + name2);
}
else if (chance >= 50 && chance < 100){
    alert("You are likely to make a good couple! You have a " + chance + "% chance of having a successful relationship with " + name2);
}
else if (chance !== 0){
    alert("It's possible. You have a " + chance + "% chance of having a successful relationship with " + name2);
}
else{
    alert("run");
}


//Compartors exercise, BMI Calculator expansion
function bmiCalculator(weight, height) {
    var bmi = Math.round(weight / Math.pow(height, 2));
    if (bmi < 18.5) {
        var interpretation = "Your BMI is " + bmi + ", so you are underweight.";
    }
    else if (bmi >= 18.5 && bmi <= 24.9) {
        var interpretation = "Your BMI is " + bmi + ", so you have a normal weight.";
    }
    else {
        var interpretation = "Your BMI is " + bmi + ", so you are overweight.";
    }
    return interpretation;
}
var interp = bmiCalculator(65, 1.8);
console.log(interp);


//Leap Year Challenge Exercise
function isLeap(year) {
    var yes = "Leap year.";
    var no = "Not leap year.";
    
    if(year % 4 == 0) {
        if(year % 100 == 0) {
            if(year % 400 ==0) {
                return yes;
            }
            else
                return no;
        }
        else {
            return yes;
        }
    }
    else
        return no;
}
console.log(isLeap(2000));
console.log(isLeap(2100));


//Section 106: FizzBuzz array exercise
var output = [];
for (var x=1; x < 101; x++){
    if (x % 3 == 0) {
        if (x % 5 != 0) {
            output.push("Fizz");
        }
        else {
            output.push("FizzBuzz");
        }
    }
    else if (x % 5 == 0){
        output.push("Buzz");
    }
    else {
        output.push(x);
    }
}
console.log(output);

//FizzBuzz as a function
var output = [];
var count = 1
function fizzbuzz () {
    if(count > 15) {
        console.log("Too high....tooo...hard");
        return;
    }
    else if(count % 3 == 0) {
        if(count % 5 == 0) {
            output.push("FizzBuzz");
        }
        else {
            output.push("Fizz");
        }
    }
    else if (count % 5 == 0) {
        output.push("Buzz");
    }
    else
        output.push(count);
    console.log(output);
    count++;
}

//Coding Exercise 6: Who's buying Lunch
//Random name chosen from the list, returns output of who is buying Lunch
function whosPaying(names) {
    var string = null, int = 0;
    int = Math.floor(Math.random() * (names.length));
    string = names[int] + " is going to buy lunch today!";
    console.log(string);
    return string;
}


//Coding exercise 7: The fibonacci Exercise
function fibonacciGenerator (n) {
//Do NOT change any of the code above 👆
    var sequence = [];
    var i = 0;
    if (n <= 0) {
        console.log("Must be a positive number");
    }
    else if (n==1) {
        sequence.push(0);
    }
    else if (n==2) {
        sequence.push(0);
        sequence.push(1);
    }
    else {
        sequence.push(0);
        sequence.push(1);
        for(i = 2; i < n; i++) {
            sequence.push(sequence[i-2] + sequence[i-1]);
        }
    }
    return sequence;
//Do NOT change any of the code below 👇
}

var output = fibonacciGenerator(15);
console.log(output);