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Description

Below is a price list for books:

1. Introduction to Computing $28.9$ yuan/book
   
2. Data Structures and Algorithms $32.7$ yuan/book
   
3. Digital Logic $45.6$ yuan/book
   
4. C++ Programming Tutorial $78$ yuan/book
   
5. Artificial Intelligence $35$ yuan/book
   
6. Computer Architecture $86.2$ yuan/book
   
7. Compiler Principles $27.8$ yuan/book
   
8. Operating Systems $43$ yuan/book
   
9. Computer Networks $56$ yuan/book
   
10. JAVA Programming $65$ yuan/book
    Given the quantity of each book purchased, calculate the total cost.

Input Format

One line containing $10$ integers (between $0$ and $100$ inclusive), representing the quantity of each book purchased: "Introduction to Computing", "Data Structures and Algorithms", "Digital Logic", "C++ Programming Tutorial", "Artificial Intelligence", "Computer Architecture", "Compiler Principles", "Operating Systems", "Computer Networks", and "JAVA Programming". The integers are separated by spaces.

Output Format

One line containing a floating-point number $f$, representing the total cost, rounded to one decimal place.

Sample

1 5 8 10 5 1 1 2 3 4

2140.2