function add(a: number, b: number): number {
    return a + b
}

const result = add('1', 2);
console.log(result)

let unusedVar: string;

function getString(): number {
    return "hello"
}

let neverUsed = 123;

let x: any = "abc";
let y: number = x as number;

let a = 5;
function shadow() {
    let a = "shadowed";
    return a;
}

function noReturnType() {
    return true;
}

interface User {
    name: string;
    age: number;
}
const user: User = { name: "A", age: "20" };

const arr: number[] = [1, "2", 3];

function unreachable() {
    return 1;
    console.log("This will never run");
}

function useAny(a: any, b: any): any {
    return a + b;
}