Find Pair

easy

Maths

Question Solve Solutions

&lt;a href="https://codeforces.com/problemset/problem/160/C"&gt;https://codeforces.com/problemset/problem/160/C&lt;/a&gt;

Input Format

.

Output Format

.

Constraints

Notice

.

Example

Input

3 2
3 1 5

Output

1 3

Count The Arrays

Continued Fractions

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