Description:
Everyone in Sichuan University must done one thing, that is going to the famous bathhouse and bathing. If you have not done it before, you must be a superman. And Dahema will not play with you.
Everyone knows that if you bath no more than 10 minutes, it costs only 1 RMB. If you bath exceed 10 minutes, just 0.15 RMB per minutes for the excess minutes.
If you bath for N minutes, how much you must pay for it?
Input:
The first line of input is the number of test case. For each test case: there is only one line contains only one integer N(1<=N<=60)
Output:
For each test case output the answer on a single line. The result should be rounded to two decimal places.
Sample Input:
3
10
11
1
Sample Output:
1.00
1.15
1.00
Source:
2010亚洲预赛四川赛区热身题