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英语翻译Tick and TickTime Limit:2000/1000 MS (Java/Others) Memor

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/08/28 14:15:49
英语翻译
Tick and Tick
Time Limit:2000/1000 MS (Java/Others) Memory Limit:65536/32768 K (Java/Others)
Total Submission(s):3026 Accepted Submission(s):767
Problem Description
The three hands of the clock are rotating every second and meeting each other many times everyday.Finally,they get bored of this and each of them would like to stay away from the other two.A hand is happy if it is at least D degrees from any of the rest.You are to calculate how much time in a day that all the hands are happy.
Input
The input contains many test cases.Each of them has a single line with a real number D between 0 and 120,inclusively.The input is terminated with a D of -1.
Output
For each D,print in a single line the percentage of time in a day that all of the hands are happy,accurate up to 3 decimal places.
Sample Input
0
120
90
-1
Sample Output
100.000
0.000
6.251
问题描述
钟表的三根针一直在转
他们一天会相遇很多次
终于,他们变得厌烦了
所以他们想原理对方
一根针如果跟别的针相距至少D度的话
他会很开心
你要做的就是计算一天里面有多少时间他们会开心
输入
输入包含多组测试数据
每组只有一个实数D
从0到120
包括0和120
输出终止于D=-1
输出
对于每个D
输出一行百分数,表明他们开心的时间的百分比
精确到小数点后3位