## A Base Problem

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Points: 5 (partial)
Time limit: 2.0s
Memory limit: 64M

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Problem type

You are given $$2$$ integers $$x$$ and $$y$$, which are in base $$b$$. Please print out the sum, and product of $$x$$ and $$y$$ in base $$b$$.

#### Input Specification

The first line will contain the integer $$b\ (2 \le b \le 10)$$.

The second line will contain the integer $$x$$.

The third line will contain the integer $$y$$.

$$x$$ and $$y$$ will each contain at most $$5$$ digits, and each digit will be in the range $$[0, b)$$. $$x$$ and $$y$$ will not contain leading zeros.

#### Output Specification

On the first line, output the sum of $$x$$ and $$y$$.

On the second line, output the product of $$x$$ and $$y$$.

$$b = 10$$

No further constraints.

#### Sample Input

10
3
5

#### Sample Output

8
15