Problem A: 输出-练习一:输出hello,world!

Problem A: 输出-练习一:输出hello,world!

Time Limit: 1 Sec  Memory Limit: 128 MB
Submit: 893  Solved: 724
[Status] [Submit] [Creator:]

Description

编写程序，在小黑框框中显示出：hello,world!

Input

无

Output

hello,world!

Sample Input Copy 

无

Sample Output Copy 

hello,world!
[Submit][Status]