| # | Origin | Name |
|---|---|---|
| A | HDU 6578 | Blank |
| B | HDU 6579 | Operation |
| C | HDU 6580 | Milk |
| D | HDU 6581 | Vacation |
| E | HDU 6582 | Path |
| F | HDU 6583 | Typewriter |
| G | HDU 6584 | Meteor |
| H | HDU 6585 | Desert |
| I | HDU 6586 | String |
| J | HDU 6587 | Kingdom |
| K | HDU 6588 | Function |
| L | HDU 6589 | Sequence |
| M | HDU 6590 | Code |
Origin:
http://acm.hdu.edu.cn/contests/contest_show.php?cid=848 HDU: 6578~6590