Problem 2338. -- [HNOI2011]数矩形 -- 衡阳八中OJ离线版-2014-11-04

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Problem 2338. -- [HNOI2011]数矩形 -- 衡阳八中OJ离线版-2014-11-04

2338: [HNOI2011]数矩形

Time Limit: 20 Sec Memory Limit: 128 MB
Submit: 837 Solved: 334
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Description

Input

Output

Sample Input

Sample Output

HINT

Source

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