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Problem3474--多1少1 - 3
3474: 多1少1 - 3
[Creator :
]
Time Limit :
1.000
sec
Memory Limit :
128 MiB
Submit
Solved: 10
Submit Num: 29
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Description
如果每上一层楼梯需要1分钟,那么从e层上到f层需要多少分钟?
Sample Input
Copy
1 4
Sample Output
Copy
3
Source/Category
幼儿园
多1少1