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console.log("Hello World!\n==========\n");

console.log(

"Follow the steps in the README.md file to complete the exercises:\n==========\n"

);

// Exercise 1

console.log("EXERCISE 1:\n==========\n");

// YOUR CODE HERE

let a1 = 20

let b = 4

let add = a1 + b //24

let minus = a1 - b //16

let multiply = a1 * b //80

let dividing = a1 / b //5

console.log(add, minus, multiply, dividing)

// Exercise 2

console.log("EXERCISE 2:\n==========\n");

// YOUR CODE HERE

let a = 11;

let str = "11";

let str2 = "eleven";

let isPresent = true;

let firstName = "Jackie";

let lastName = "Chan";

let add1 = a + str //"1111" this cacatenates due to str

let add2 = a + str2 // "11eleven" same reason as above

let add3 = a + isPresent //12 *true converted to 1 int

let add4 = a + firstName //"11Jackie" refer to 1&2

let add5 = a + lastName //11Chan

let add6 = isPresent + lastName //trueChan same reason as 1&2

console.log(add1, add2, add3, add4, add5, add6)

// Exercise 3

console.log("EXERCISE 3:\n==========\n");

// YOUR CODE HERE

let d = 5;

let str3 = "5";

let str4 = "five";

let isPresent2 = false;

let firstName2 = "Robin";

let lastName2 = "Williams";

let answer1 = d ==str3; //true loose allows for type coercion

let answer2 = d ===str3; //false *different operand types will not compute

let answer3 = !isPresent2; //true *! reads as not

let answer4a = !d; // false only looking through boolean any number is true so logical not is false

let answer4 = ("eleven" == str4 && d >= str3); //false first condition is false

let answer5 = (!isPresent2 || isPresent2); //true or statements only need one true

let answer6 = 0 == false; //true

let answer7 = 0 ===false; //false *2 different data types can't be evaluated

let answer8 = 0 != false; //false 0 equates to false

let answer9 = 0 !== false; //true

console.log(answer1, answer2, answer3, answer4, answer4a, answer5, answer6, answer7, answer8, answer9)

//do console.log() for each answer to have them in a vertical line