110 - Average Run

Average Run

Time Limit: 1 sec


The Problem

In a test series of five cricket matches, the average of the runs made by six batsmen of the visiting team was R1; the average of the runs made by four bowlers was R2. What average run did those players make in that series ?



if R1 = 76, and R2 = 21 then

Players of the visiting team made 54 runs on average in that series.




The Input

The input file contains only 2 integer numbers R1 and R2 (R1, R2<=200).


The Output

Output will show the integer number which is the average run of visiting team seperate by space in a separate line.


Sample Input

76 21


Sample Output






Problem Setter: Shahin ShamS