done

src/functions.ts

@@ -1,3 +1,5 @@
+import { an } from "@faker-js/faker/dist/airline-BcEu2nRk";
+
 /**
  * greet(name):
  * - Accepts a "name" parameter of type "string"
@@ -7,7 +9,7 @@
  * greet("Hamza") logs "Hello Hamza"
  */
 function greet(name: string): void {
-  // Your code here
+  console.log(`Hello ${name}`);
 }
 
 /**
@@ -20,7 +22,11 @@ function greet(name: string): void {
  * isOdd(10) -> false
  */
 function isOdd(n: number): boolean {
-  // Your code here
+  if (n % 2 !== 0) {
+    return true;
+  } else {
+    return false;
+  }
 
   return false; // replace false with what you see is fit
 }
@@ -37,9 +43,19 @@ function isOdd(n: number): boolean {
 function oddsSmallerThan(n: number): number {
   // Your code here
 
-  return -1; // replace -1 with what you see is fit
+  let answer: number = 0;
+
+  if (n % 2 == 0) {
+    answer = n / 2;
+  } else {
+    answer = (n + 1) / 2 - 1;
+  }
+
+  return answer; // replace -1 with what you see is fit
 }
 
+console.log(oddsSmallerThan(4));
+
 /**
  * squareOrDouble(n):
  * - Accepts a "n" parameter of type "number"
@@ -51,9 +67,14 @@ function oddsSmallerThan(n: number): number {
  * squareOrDouble(9) -> 81; // (9 ^ 2)
  */
 function squareOrDouble(n: number): number {
-  // Your code here
+  let answer = 0;
+  if (n % 2 !== 0) {
+    answer = n * n;
+  } else {
+    answer = n * 2;
+  }
 
-  return -1; // replace -1 with what you see is fit
+  return answer; // replace -1 with what you see is fit
 }
 
 export { greet, isOdd, oddsSmallerThan, squareOrDouble };