- function greet(name) {
-   console.log("Hello, " + name);
-   return true;
+ function greet(name: string): string {
+   console.log(`Hello, ${name}!`);
+   return `Hello, ${name}!`;
  }
  
- const result = greet("World");
+ const result = greet("tools");
+ console.log(result);