#P1. [System Test] Hello, World!

[System Test] Hello, World!

Person in Charge

Attention

This problem requires file I/O (test.in / test.out).

Generally, most problems in Sleeping Cup require file I/O. Check the File IO section for filename details.

Problem Description

Write a program that outputs Hello, World!.

  • Use English punctuation;
  • There is a space after the comma in Hello, World!;
  • The letters H and W should be uppercase.

Samples

Hello, World!