CodeYourFuture · DouglasVDM · Dec 14, 2020 · Dec 14, 2020 · Dec 14, 2020 · Dec 14, 2020
diff --git a/exercises/B-hello-world/exercise.js b/exercises/B-hello-world/exercise.js
@@ -1 +1,12 @@
-console.log("Hello world");
+console.log("Hello World");
+console.log(5);
+
+// When I console.log several things at once, I get a list of answers.
+
+// When I get rid of quotes,I get a syntax error.
+console.log(Hello World.I just started learning JavaScript!);
+
+console.log("Hello World. I just started learning JavaScript!");
+
+// A number without quotes.
+console.log(205);
diff --git a/exercises/C-variables/exercise.js b/exercises/C-variables/exercise.js
@@ -1,3 +1,12 @@
-// Start by creating a variable `greeting`
+var approach = "greeting";// Start by creating a variable `greeting`
+
+let greeting = "Hello World"
+console.log(greeting);
+
+var approach = "greeting";// Start by creating a variable `greeting`
+
+console.log(greeting);
+
+var approach = "greeting";// Start by creating a variable `greeting`
 
 console.log(greeting);
diff --git a/exercises/D-strings/exercise.js b/exercises/D-strings/exercise.js
@@ -1,3 +1,13 @@
-// Start by creating a variable `message`
+const message = "This is a String";
+const messageType = typeof message;
+
 
 console.log(message);
+console.log(messageType);
+
+// My copy
+const myText = "This is a String of Douglas";
+const usingTypeof = typeof myText;
+
+console.log(myText);
+console.log(usingTypeof);
diff --git a/exercises/E-strings-concatenation/exercise.js b/exercises/E-strings-concatenation/exercise.js
@@ -1,3 +1,13 @@
-// Start by creating a variable `message`
+// const introduction = "Hello my name is";
+// const name = "  Abdulqadir";
 
-console.log(message);
+// console.log(introduction);
+// console.log(name);
+
+// My copy
+let standardIntro = "Hello, my first name is";
+let yourName = " Douglas.";
+
+let greeting = standardIntro + yourName;
+
+console.log(greeting);
diff --git a/exercises/F-strings-methods/exercise.js b/exercises/F-strings-methods/exercise.js
@@ -1,3 +1,11 @@
-// Start by creating a variable `message`
+// let name = "Abdulqadir";
+// let nameLength = name.length;
 
-console.log(message);
+// console.log(`My name is ${name} and my name is ${name.length} characters long`);
+
+
+let myName = "Douglas Trainee";
+let myNameLength = myName.length;
+
+// With interpolation, I don't need to create another variable for the greeting text.
+console.log(`My name is ${myName} and my name is ${myNameLength} characters long`);
diff --git a/exercises/F-strings-methods/exercise2.js b/exercises/F-strings-methods/exercise2.js
@@ -1,3 +1,17 @@
-const name = " Daniel  ";
+let name  = "Abdulqadir";
+let addTrim = name.trim();
+let newNameLength = addTrim.length;
 
-console.log(message);
+console.log(`my name is ${addTrim} and my name is ${newNameLength} characters long`);
+
+let myName = "  Douglas Trainee  ";
+let myNameLength = myName.length;
+
+let myNameTrim = myName.trim();
+let myNewNameLength = myNameTrim.length;
+
+// 19 characters for myName
+console.log(`My name is ${myName} and my name is ${myNameLength} characters long`);
+
+// The whitespaces are removed: 15 characters for myName
+console.log(`My name is ${myNameTrim} and my name is ${myNewNameLength} characters long`);
diff --git a/exercises/G-numbers/exercise.js b/exercises/G-numbers/exercise.js
@@ -1 +1,17 @@
 // Start by creating a variables `numberOfStudents` and `numberOfMentors`
+// let numberOfStudents = 15;
+// let numberOfMentors = 3;
+// let total = numberOfStudents + numberOfMentors;
+
+// console.log(`number of students: ${numberOfStudents}`);
+// console.log(`number of mentors: ${numberOfMentors}` );
+// console.log(`total number of students and mentors: ${total}`);
+
+// My copy.
+let numberOfStudents = 30;
+let numberOfMentors = 10;
+let total = numberOfStudents + numberOfMentors;
+
+console.log(`Number of students: ${numberOfStudents}`);
+console.log(`Number of mentors: ${numberOfMentors}`);
+console.log(`Total number of students and mentors: ${total}`);
diff --git a/exercises/I-floats/exercise.js b/exercises/I-floats/exercise.js
@@ -1,2 +1,23 @@
-var numberOfStudents = 15;
-var numberOfMentors = 8;
+// var numberOfStudents = 15;
+// var numberOfMentors = 8;
+// var total = numberOfStudents + numberOfMentors;
+
+// var convertStudent = numberOfStudents/total*100;
+// var convertMentors = numberOfMentors/total*100;
+
+// var percentageOfStudents = Math.round(convertStudent);
+// var percentageOfMentors = Math.round(convertMentors);
+
+// console.log(`Student percentage: ${percentageOfStudents}%`);
+// console.log(`Student percentage: ${percentageOfMentors}%`);
+
+var numberOfStudents = 30;
+var numberOfMentors = 10;
+var total = numberOfStudents + numberOfMentors;
+
+var convertStudents = numberOfStudents / total * 100;
+var convertMentors = numberOfMentors / total * 100;
+
+console.log(`Student percentage: ${convertStudents}%`);
+console.log(`Mentor percentage: ${convertMentors}%`);
+
diff --git a/exercises/J-functions/exercise.js b/exercises/J-functions/exercise.js
@@ -1,7 +1,25 @@
-function halve(number) {
-  // complete the function here
+// function halve(number) {
+//   return number/2;
+// }
+
+// var result = halve(12);
+// var result1 = halve(20);
+// var result2 = halve(30);
+// var result3 = halve(100);
+
+// console.log(result);
+// console.log(result1);
+// console.log(result2);
+// console.log(result3);
+
+function divide(number) {
+  return number / 2;
 }
 
-var result = halve(12);
+var answer1 = divide(5);
+var answer2 = divide(10);
+var answer3 = divide(15);
 
-console.log(result);
+console.log(answer1);
+console.log(answer2);
+console.log(answer3);
diff --git a/exercises/J-functions/exercise2.js b/exercises/J-functions/exercise2.js
@@ -1,7 +1,16 @@
-function triple(number) {
-  // complete function here
+// function triple(number) {
+//   return number*3
+// }
+
+// var result = triple(12);
+
+// console.log(result);
+
+// My copy.
+function threeTimes(number) {
+  return (number * 3)*3;
 }
 
-var result = triple(12);
+var answer = threeTimes(3);
 
-console.log(result);
+console.log(`The answer is ${answer}`)
diff --git a/exercises/K-functions-parameters/README.md b/exercises/K-functions-parameters/README.md
@@ -42,7 +42,7 @@ function add(num1, num2) {
 
 * Write a function that takes a name (a string) and returns a greeting
 
-## Expected result
+## Expected result 
 
 ```
 Hello, my name is Daniel

diff --git a/exercises/K-functions-parameters/exercise.js b/exercises/K-functions-parameters/exercise.js
@@ -1,9 +1,19 @@
 // Complete the function so that it takes input parameters
-function multiply() {
-  // Calculate the result of the function and return it
+// function multiply(num1, num2) {
+//  return num1*num2; // Calculate the result of the function and return it
+// }
+
+// // Assign the result of calling the function the variable `result`
+// var result = multiply(3, 4);
+
+// console.log(result);
+
+// My copy.
+function multiply(num1, num2) {
+    return num1 * num2;
 }
 
-// Assign the result of calling the function the variable `result`
-var result = multiply(3, 4);
+let answer = multiply(5, 10);
+
+console.log(answer);
 
-console.log(result);
diff --git a/exercises/K-functions-parameters/exercise2.js b/exercises/K-functions-parameters/exercise2.js
@@ -1,5 +1,16 @@
-// Declare your function first
+// function divide(num1, num2){
+//     return num1/num2;
+// }// Declare your function first
 
-var result = divide(3, 4);
+// var result = divide(3, 4);
 
-console.log(result);
+// console.log(result);
+
+// My copy.
+function divide(num1, num2) {
+    return num1 / num2;
+}
+
+let answer = divide(5, 10);
+
+console.log(Math.round(answer));
diff --git a/exercises/K-functions-parameters/exercise3.js b/exercises/K-functions-parameters/exercise3.js
@@ -1,5 +1,15 @@
-// Write your function here
+// function createGreeting(name){
+//     return `Hello, my name is ${name}`;
+// }// Write your function here
 
-var greeting = createGreeting("Daniel");
+// var greeting = createGreeting("Daniel");
 
-console.log(greeting);
+// console.log(greeting);
+
+function standardGreeting(firstName) {
+    return `Hello my firstname is ${firstName}`
+}
+
+let greeting = standardGreeting("Douglas");
+
+console.log(greeting);
diff --git a/exercises/K-functions-parameters/exercise4.js b/exercises/K-functions-parameters/exercise4.js
@@ -1,5 +1,17 @@
-// Declare your function first
+// function add(num1, num2) {
+//     return num1+num2;
+// }// Declare your function first
 
-// Call the function and assign to a variable `sum`
+// var sum = add(13,124);// Call the function and assign to a variable `sum`
 
-console.log(sum);
+// console.log(sum);
+
+// My Copy.
+
+function adding(num1, num2) {
+    return num1 + num2;
+}
+
+let sum = adding(5, 10);
+
+console.log(sum);
diff --git a/exercises/K-functions-parameters/exercise5.js b/exercises/K-functions-parameters/exercise5.js
@@ -1,5 +1,16 @@
-// Declare your function here
+// function createLongGreeting(name,age){
+//     return`Hello, my name is ${name} and I'm ${age} years old`
+// }// Declare your function here
 
-const greeting = createLongGreeting("Daniel", 30);
+// const greeting = createLongGreeting("Daniel", 30);
 
-console.log(greeting);
+// console.log(greeting);
+
+// My copy.
+function nameAgeGreeting(yourName, yourAge) {
+    return `My name is ${yourName} and I'm ${yourAge} years old.`;
+}
+
+let greeting = nameAgeGreeting("Douglas", 47);
+
+console.log(greeting);