Mengzhu

Time Limit: 2000/1000MS (Java/Others) Memory Limit: 128000/64000KB (Java/Others)

Problem Description

Input

Output

Sample Input

2
2.584962500721156
1.000000000000000
3.459431618637298
0.000000000000000

Sample Output

2.00000
2.58496

Source

buaads

Manager

Information
Solved Number74
Submit Number225
Problem Tags
math
No tag edit access
温馨提示:AC后可以编辑标签哦. ^-^
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