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.

Subtasks

Subtask 1 [20%]

b = 10

Subtask 2 [80%]

No further constraints.

Sample Input

10
3
5

Sample Output

8
15

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