CodeYourFuture · Elisabeth-Matulian · Mar 20, 2026 · Mar 31, 2026 · Apr 1, 2026 · Apr 1, 2026
diff --git a/Sprint-1/destructuring/exercise-1/exercise.js b/Sprint-1/destructuring/exercise-1/exercise.js
@@ -6,7 +6,7 @@ const personOne = {
 
 // Update the parameter to this function to make it work.
 // Don't change anything else.
-function introduceYourself(___________________________) {
+function introduceYourself({name, age, favouriteFood} = personOne) {
   console.log(
     `Hello, my name is ${name}. I am ${age} years old and my favourite food is ${favouriteFood}.`
   );

diff --git a/Sprint-1/destructuring/exercise-2/exercise.js b/Sprint-1/destructuring/exercise-2/exercise.js
@@ -70,3 +70,30 @@ let hogwarts = [
     occupation: "Teacher",
   },
 ];
+
+
+
+function displayGryffindor(hogwarts) {
+  let list = [];
+  for (const obj of hogwarts) {
+    const {firstName, lastName, house} = obj;
+    if (house === "Gryffindor") {
+      list.push(`${firstName} ${lastName}`)
+    }
+  }
+  return list;
+}
+console.log(displayGryffindor(hogwarts));
+
+
+function displayPetsOwners(hogwarts) {
+  let list = [];
+  for (const obj of hogwarts) {
+    const {firstName, lastName, pet, occupation} = obj;
+    if (pet && occupation === "Teacher") {
+      list.push(`${firstName} ${lastName}`)
+    }
+  }
+  return list;
+}
+console.log(displayPetsOwners(hogwarts));
diff --git a/Sprint-1/destructuring/exercise-3/exercise.js b/Sprint-1/destructuring/exercise-3/exercise.js
@@ -6,3 +6,15 @@ let order = [
   { itemName: "Hot Coffee", quantity: 2, unitPricePence: 100 },
   { itemName: "Hash Brown", quantity: 4, unitPricePence: 40 },
 ];
+
+function printOrder(order) {
+  let printOut = "QTY".padEnd(8, " ") + "ITEM".padEnd(20, " ") + "TOTAL\n";
+  let total = 0;
+  for (const { itemName, quantity, unitPricePence } of order) {
+    printOut += `${String(quantity).padEnd(8, " ")}${itemName.padEnd(20, " ")}${((quantity * unitPricePence) / 100).toFixed(2)}\n`;
+    total += unitPricePence * quantity;
+  }
+  printOut += `Total: ${(total / 100).toFixed(2)}`;
+  return printOut;
+}
+console.log(printOrder(order));
diff --git a/debugging/book-library/index.html b/debugging/book-library/index.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
   <head>
-    <title> </title>
+    <title>My Book Library </title>
     <meta
       charset="utf-8"
       name="viewport"

diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
@@ -37,8 +37,8 @@ function submit() {
     alert("Please fill all fields!");
     return false;
   } else {
-    let book = new Book(title.value, title.value, pages.value, check.checked);
-    library.push(book);
+    let book = new Book(title.value, author.value, pages.value, check.checked);
+    myLibrary.push(book);
     render();
   }
 }
@@ -54,7 +54,7 @@ function render() {
   let table = document.getElementById("display");
   let rowsNumber = table.rows.length;
   //delete old table
-  for (let n = rowsNumber - 1; n > 0; n-- {
+  for (let n = rowsNumber - 1; n > 0; n--) {
     table.deleteRow(n);
   }
   //insert updated row and cells
@@ -76,10 +76,10 @@ function render() {
     changeBut.className = "btn btn-success";
     wasReadCell.appendChild(changeBut);
     let readStatus = "";
-    if (myLibrary[i].check == false) {
-      readStatus = "Yes";
-    } else {
+    if (myLibrary[i].check === false) {
       readStatus = "No";
+    } else {
+      readStatus = "Yes";
     }
     changeBut.innerText = readStatus;
 
@@ -89,12 +89,12 @@ function render() {
     });
 
     //add delete button to every row and render again
-    let delButton = document.createElement("button");
+    let delBut = document.createElement("button");
     delBut.id = i + 5;
     deleteCell.appendChild(delBut);
     delBut.className = "btn btn-warning";
     delBut.innerHTML = "Delete";
-    delBut.addEventListener("clicks", function () {
+    delBut.addEventListener("click", function () {
       alert(`You've deleted title: ${myLibrary[i].title}`);
       myLibrary.splice(i, 1);
       render();