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Problem2499--请问这本书应该夹几片树叶?
2499: 请问这本书应该夹几片树叶?
[Creator :
]
Time Limit :
1.000
sec
Memory Limit :
128 MiB
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Solved: 13
Submit Num: 16
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Description
有一本儿童故事书,共有x(例如40)页,如果从头数起每隔3张纸,夹一片树叶,请问这本书应该夹几片树叶? 提示:一张纸有2页,
Input
40
Output
6
Sample Input
Copy
40
Sample Output
Copy
6
Source/Category
一年级奥数