Wallpainter

Task

One construction company wants to minimize paint expenses. For this reason has to be made a program which can calculate an amount of a paint for the each order. Usually the owner know the longness L , wideness  W , and highness  H of the each room. Also one can of pain is good enough to paint 16 m2, and the size of windows and doors are not important in this calculation

 Input: 

In the first line should be orders` amount. In the each next line —  L, W, H  and the wideness, longness, and highness are not more than 1000 .

 Output: 

For the each order will be shown one one number, what is required amount of the paint cans  

Tests

Input Output
2
 8 8 2 4
1 1 3 1
10 6 2 4
11 6 2 5

Solution

Task «Repair» can be solved by using Data Strim processing.

 

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