Problem	helloworld
User	ye
Submission Time	2025-06-16 10:20:50
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

helloworld.cpp:2:1: error: ‘use’ does not name a type
2 | use namespace std;
| ^~~
helloworld.cpp: In function ‘int main()’:
helloworld.cpp:5:2: error: ‘cout’ was not declared in this scope
5 | cout << "Hello World!";
| ^~~~