chore: exercise level 1 complete

solutions/day-01/level1.js

@@ -0,0 +1,51 @@
+const numbers = [1, 2, 3, 4, 5];
+console.log(numbers.length);
+console.log(numbers[0], numbers[2], numbers[4]);
+const mixedDataTypes = [
+  [1, 2, 3, 4, 5],
+  ["apple", "banana"],
+  ["tomato", "ginger"],
+  ["milk", "egg"],
+  [2, 3, 4, 5, 6],
+];
+const itCompanies = [
+  "Facebook",
+  "Google",
+  "Microsoft",
+  "Apple",
+  "IBM",
+  "Oracle",
+  "Amazon",
+];
+console.log(itCompanies.length);
+//2
+let text =
+  "I love teaching and empowering people. I teach HTML, CSS, JS, React, Python.";
+let words = text.split(" ");
+console.log(words);
+console.log(words.length);
+
+const shoppingCart = ["Milk", "Coffee", "Tea", "Honey"];
+shoppingCart.unshift("Meat");
+shoppingCart.push("Sugar");
+shoppingCart.splice(4, 1);
+shoppingCart[3] = "Green Tea";
+console.log(shoppingCart);
+//3
+const ages = [19, 22, 19, 24, 20, 25, 26, 24, 25, 24];
+ages.sort();
+const minAge = ages[0];
+const maxAge = ages.length - 1;
+const middleIndex = ages.length / 2;
+let median;
+if (ages.length % 2 === 0) {
+  median = ages[middleIndex - 1] + ages[middleIndex] / 2;
+} else {
+  median = ages[middleIndex] / 2;
+}
+console.log(median);
+
+const totalAge = ages.reduce((acc, current) => acc + current, 0);
+const averaAge = totalAge / ages.length;
+
+console.log(averaAge);