/**
 * Copyright (c) 2025 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
export function add(x: number, y: number): number {
  return x + y;
}

export function greet(name: string, age?: number): string {
  return age ? `Hello ${name}, you are ${age} years old.` : `Hello ${name}.`;
}

export function multiply(x: number, y: number = 2): number {
  return x * y;
}

export function formatInput(input: string): string {return input;};
export function formatInput(input: number): number {return input;};

export function identity<T>(arg: T): T {
  return arg;
}

export function hello() {
  return "hello";
}