CodeYourFuture · TemwaNyirenda · Jul 1, 2022 · Jul 1, 2022 · Jul 1, 2022 · chandredewet
diff --git a/exercises/B-hello-world/exercise.js b/exercises/B-hello-world/exercise.js
@@ -1 +1,4 @@
 console.log("Hello world");
+console.log("What's your name?");
+console.log("Mine is Temwa.");
+console.log(4);
diff --git a/exercises/C-variables/exercise.js b/exercises/C-variables/exercise.js
@@ -1,3 +1,5 @@
 // Start by creating a variable `greeting`
-
+let greeting = "Good morning to ya!";
+console.log(greeting);
+console.log(greeting);
 console.log(greeting);
diff --git a/exercises/D-strings/exercise.js b/exercises/D-strings/exercise.js
@@ -1,3 +1,6 @@
 // Start by creating a variable `message`
-
+let message = "Whazzup?";
 console.log(message);
+
+let messageType = typeof(message);
+console.log(messageType);
diff --git a/exercises/E-strings-concatenation/exercise.js b/exercises/E-strings-concatenation/exercise.js
@@ -1,3 +1,5 @@
 // Start by creating a variable `message`
-
+let greeting = "Top of the morning to ya";
+let yourName = "CYFer";
+let message = greeting + ", " + yourName;
 console.log(message);
diff --git a/exercises/F-strings-methods/exercise.js b/exercises/F-strings-methods/exercise.js
@@ -1,3 +1,4 @@
 // Start by creating a variable `message`
-
+let myName = "Temwa";
+let message = `Hello, my name is ${myName} and fun fact, my name is ${myName.length} characters long.`;
 console.log(message);
diff --git a/exercises/F-strings-methods/exercise2.js b/exercises/F-strings-methods/exercise2.js
@@ -1,3 +1,3 @@
 const name = " Daniel  ";
-
+let message = `My name is ${name.trim()} and my name is ${(name.trim()).length} characters long.`
 console.log(message);
diff --git a/exercises/G-numbers/exercise.js b/exercises/G-numbers/exercise.js
@@ -1 +1,6 @@
 // Start by creating a variables `numberOfStudents` and `numberOfMentors`
+let numberOfStudents = 40;
+let numberOfMentors = 7;
+let totalNumber = numberOfStudents + numberOfMentors;
+
+console.log(totalNumber);
diff --git a/exercises/I-floats/exercise.js b/exercises/I-floats/exercise.js
@@ -1,2 +1,9 @@
 var numberOfStudents = 15;
 var numberOfMentors = 8;
+let total = numberOfStudents + numberOfMentors;
+
+let percentageStudents = (numberOfStudents / total) * 100;
+let percentageMentors = (numberOfMentors / total) * 100;
+
+console.log(`Percentage of students: ${Math.round(percentageStudents)}%`);
+console.log(`Percentage of mentors: ${Math.round(percentageMentors)}%`);
diff --git a/exercises/J-functions/exercise.js b/exercises/J-functions/exercise.js
@@ -1,7 +1,20 @@
 function halve(number) {
-  // complete the function here
+  return (number / 2);// complete the function here
 }
 
 var result = halve(12);
 
 console.log(result);
+
+var result = halve(101);
+
+console.log(result);
+
+var result = halve(25.5);
+
+console.log(result);
+
+var result = halve(1);
+
+console.log(result);
+
diff --git a/exercises/J-functions/exercise2.js b/exercises/J-functions/exercise2.js
@@ -1,5 +1,5 @@
 function triple(number) {
-  // complete function here
+  return (number * 3);// complete function here
 }
 
 var result = triple(12);

diff --git a/exercises/K-functions-parameters/exercise.js b/exercises/K-functions-parameters/exercise.js
@@ -1,6 +1,6 @@
 // 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`

diff --git a/exercises/K-functions-parameters/exercise2.js b/exercises/K-functions-parameters/exercise2.js
@@ -1,5 +1,7 @@
 // Declare your function first
-
+function divide(num1, num2){
+	return (num1 / num2);
+}
 var result = divide(3, 4);
 
 console.log(result);
diff --git a/exercises/K-functions-parameters/exercise3.js b/exercises/K-functions-parameters/exercise3.js
@@ -1,5 +1,7 @@
 // Write your function here
-
+function createGreeting(insertName) {
+	return (`Welcome to CYF, ${insertName}.`);
+}
 var greeting = createGreeting("Daniel");
 
 console.log(greeting);
diff --git a/exercises/K-functions-parameters/exercise4.js b/exercises/K-functions-parameters/exercise4.js
@@ -1,5 +1,8 @@
 // Declare your function first
-
+function add(num1, num2) {
+	return (num1 + num2);
+}
 // Call the function and assign to a variable `sum`
+let sum = add(13, 124);
 
 console.log(sum);
diff --git a/exercises/K-functions-parameters/exercise5.js b/exercises/K-functions-parameters/exercise5.js
@@ -1,5 +1,7 @@
 // Declare your function here
-
+function createLongGreeting(insertName, insertAge) {
+	return (`Woah, ${insertName}, I can't believe you're only ${insertAge} years old!`);
+}
 const greeting = createLongGreeting("Daniel", 30);
 
 console.log(greeting);
diff --git a/exercises/L-functions-nested/exercise.js b/exercises/L-functions-nested/exercise.js
@@ -3,3 +3,23 @@ var mentor2 = "Irina";
 var mentor3 = "Mimi";
 var mentor4 = "Rob";
 var mentor5 = "Yohannes";
+
+function createAShoutyMessage(message) {
+	return (message.toUpperCase());
+}
+
+function shoutName(name) {
+	return (name.toUpperCase());
+}
+
+greeting = "Finally you're here! Come on in, ";
+
+function createAShoutyMessageWithName(message, name) {
+	return (createAShoutyMessage(message) + shoutName(name));
+}
+
+console.log(createAShoutyMessageWithName(greeting, mentor1));
+console.log(createAShoutyMessageWithName(greeting, mentor2));
+console.log(createAShoutyMessageWithName(greeting, mentor3));
+console.log(createAShoutyMessageWithName(greeting, mentor4));
+console.log(createAShoutyMessageWithName(greeting, mentor5));
diff --git a/extra/1-currency-conversion.js b/extra/1-currency-conversion.js
@@ -5,7 +5,9 @@
   Write a function that converts a price to USD (exchange rate is 1.4 $ to £)
 */
 
-function convertToUSD() {}
+function convertToUSD(priceInPounds) {
+  return priceInPounds * 1.4;
+}
 
 /*
   CURRENCY CONVERSION
@@ -15,7 +17,18 @@ function convertToUSD() {}
   They have also decided that they should add a 1% fee to all foreign transactions, which means you only convert 99% of the £ to BRL.
 */
 
-function convertToBRL() {}
+function convertToBRL(priceInPounds) {
+  let priceMinusFee = 0.99 * priceInPounds;
+  let priceInBRL = priceMinusFee * 5.7;
+  if ((priceInBRL - Math.floor(priceInBRL)) > 0)
+  {
+    priceInBRL *= 100;
+    priceInBRL = Math.round(priceInBRL);
+    priceInBRL /= 100;
+  }
+
+  return priceInBRL;
+}
 
 /* ======= TESTS - DO NOT MODIFY ===== 
 There are some Tests in this file that will help you work out if your code is working.

diff --git a/extra/2-piping.js b/extra/2-piping.js
@@ -16,26 +16,29 @@
   the final result to the variable goodCode
 */
 
-function add() {
+function add(num1, num2) {
+  return num1 + num2;
 
 }
 
-function multiply() {
-
+function multiply(num1, num2) {
+  return num1 * num2;
 }
 
-function format() {
-
+function format(num) {
+  return `£${num}`
 }
 
 const startingValue = 2;
 
 // Why can this code be seen as bad practice? Comment your answer.
-let badCode =
+let badCode = format(multiply(add(startingValue, 10), 2));
 
 /* BETTER PRACTICE */
+let number = add(startingValue, 10);
+number = multiply(number, 2);
 
-let goodCode =
+let goodCode = format(number);
 
 /* ======= TESTS - DO NOT MODIFY ===== 
 There are some Tests in this file that will help you work out if your code is working.

diff --git a/extra/3-magic-8-ball.js b/extra/3-magic-8-ball.js
@@ -46,6 +46,95 @@
 // This should log "The ball has shaken!"
 // and return the answer.
 function shakeBall() {
+  let randomNumber = Math.floor(Math.random() * 20);
+  // console.log (randomNumber);
+
+  if (randomNumber == 0)
+  {
+    answer = "It is certain.";
+  }
+  else if (randomNumber == 1)
+  {
+    answer = "It is decidedly so.";
+  }
+  else if (randomNumber == 2)
+  {
+    answer = "Without a doubt.";
+  }
+  else if (randomNumber == 3)
+  {
+    answer = "Yes - definitely.";
+  }
+  else if (randomNumber == 4)
+  {
+    answer = "You may rely on it.";
+  }
+  else if (randomNumber == 5)
+  {
+    answer = "As I see it, yes.";
+  }
+  else if (randomNumber == 6)
+  {
+    answer = "Most likely.";
+  }
+  else if (randomNumber == 7)
+  {
+    answer = "Outlook good.";
+  }
+  else if (randomNumber == 8)
+  {
+    answer = "Yes.";
+  }
+  else if (randomNumber == 9)
+  {
+    answer = "Signs point to yes.";
+  }
+  else if (randomNumber == 10)
+  {
+    answer = "Reply hazy, try again.";
+  }
+  else if (randomNumber == 11)
+  {
+    answer = "Ask again later.";
+  }
+  else if (randomNumber == 12)
+  {
+    answer = "Better not tell you now.";
+  }
+  else if (randomNumber == 13)
+  {
+    answer = "Cannot predict now.";
+  }
+  else if (randomNumber == 14)
+  {
+    answer = "Concentrate and ask again.";
+  }
+  else if (randomNumber == 15)
+  {
+    answer = "Don't count on it.";
+  }
+  else if (randomNumber == 16)
+  {
+    answer = "My reply is no.";
+  }
+  else if (randomNumber == 17)
+  {
+    answer = "My sources say no.";
+  }
+  else if (randomNumber == 18)
+  {
+    answer = "Outlook not so good.";
+  }
+  else
+  {
+    answer = "Very doubtful.";
+  }
+
+  console.log("The ball has shaken!");
+  // console.log(answer);
+  // console.log(checkAnswer(answer));
+  // checkAnswer(answer);
+  return answer;
   //Write your code in here
 }
 
@@ -59,8 +148,34 @@ function shakeBall() {
   This function should expect to be called with any value which was returned by the shakeBall function.
 */
 function checkAnswer(answer) {
+
+  if (answer ==  'It is certain.' || answer == 'It is decidedly so.' || answer == 'Without a doubt.' || answer == 'Yes - definitely.' || answer == 'You may rely on it.')
+  {
+    // console.log("very positive");
+    level = "very positive";
+  }
+  else if (answer == 'As I see it, yes.' || answer == 'Most likely.' || answer == 'Outlook good.' || answer == 'Yes.' || answer == 'Signs point to yes.')
+  {
+    // console.log("positive");
+    level = "positive";
+  }
+  else if (answer == 'Reply hazy, try again.' || answer == 'Ask again later.' || answer == 'Better not tell you now.' || answer == 'Cannot predict now.' || answer == 'Concentrate and ask again.')
+  {
+    // console.log("negative");
+    level = "negative";
+  }
+  else
+  {
+    // console.log("very negative");
+    level = "very negative";
+  }
+
+  return level;
   //Write your code in here
 }
+// let answer = shakeBall();
+// console.log(shakeBall());
+// console.log(checkAnswer(answer));
 
 /* 
 ==================================
@@ -116,3 +231,4 @@ test("checkAnswer works for `It is decidedly so.`", () => {
 test("checkAnswer works for `My reply is no.`", () => {
   expect(checkAnswer("My reply is no.")).toEqual("very negative");
 });
+
diff --git a/mandatory/1-syntax-errors.js b/mandatory/1-syntax-errors.js
@@ -1,16 +1,17 @@
 // There are syntax errors in this code - can you fix it to pass the tests?
 
-function addNumbers(a b c) {
+function addNumbers(a, b, c) {
   return a + b + c;
 }
 
-function introduceMe(name, age)
-  return "Hello, my name is " + name "and I am " age + "years old";
+function introduceMe(name, age) {
+  return "Hello, my name is " + name + " and I am " + age + " years old";
+}
 
 function getTotal(a, b) {
-  total = a ++ b;
+  total = a + b;
 
-  return "The total is total";
+  return "The total is " + total;
 }
 
 /*