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2026-07-18 17:53:44
挂盐水
Time Limit:
1000ms
Memory Limit:
32768KB
64-bit integer IO format:
%lld
Java class name:
Main
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Description
挂盐水的时候,如果滴起来有规律,先是滴一滴,停一下;然后滴二滴,停一下;再滴三滴,停一下...,现在有一个问题:这瓶盐水一共有VUL毫升,每一滴是D毫升,每一滴的速度是一秒(假设最后一滴不到D毫升,则花费的时间也算一秒),停一下的时间也是一秒这瓶水什么时候能挂完呢?
Input
输入数据包含多个测试实例,每个实例占一行,由VUL和D组成,其中 0<D<VUL<5000。
Output
对于每组测试数据,请输出挂完盐水需要的时间,每个实例的输出占一行。
Sample Input
10 1
Sample Output
13
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