【例2.1】Hello World
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说明
输出著名短句"hello world"。
输入格式
无
输出格式
输出"hello world"。
样例
无hello world12.4七中集团零基础练习题
- Status
- Done
- Rule
- OI
- Problem
- 5
- Start at
- 2025-12-4 16:30
- End at
- 2025-12-9 16:30
- Duration
- 120 hour(s)
- Host
-
张老师
- Partic.
- 15