Problem3398--周周练-第1周-输出2

3398: 周周练-第1周-输出2

Time Limit: 1 Sec  Memory Limit: 128 MB
Submit: 448  Solved: 347
[Status] [Submit] [Creator:]

Description

编写程序,在小黑框框中显示出:hello,world!

Input

Output

hello,world!

Sample Input Copy

Sample Output Copy

hello,world!

Source/Category