Purchase Receipt

Source: Phước Hưng OJ

Version: Phuoc Hung OJ Extended

Problem Statement

A receipt has two items with integer quantity and unit price. Calculate subtotal, fixed 10% VAT and final amount, printing each with two decimals.

Input

One line containing $q_1,p_1,q_2,p_2$, quantity and price of each item.

Output

Print subtotal, VAT and final amount on three separate lines.

Subtask

• Subtask 1 — 100 points: $0\le q_1,q_2\le1000$; $0\le p_1,p_2\le10000$; VAT 10%.

Example

Input

2 100 1 250

Output

450.00
45.00
495.00

Explanation

Item subtotals are $200$ and $250$, giving subtotal $450$, VAT $45$ and final amount $495$.