Implement in Python code

Input

The input is on two lines. The first line contains a single integer

$1n1000.$ The second line contains $n$ integers $-{10}^{18}{a}_i{10}^{18},$

where $a_i$ denotes the temperature on the $i-$th day.

Output

Print two integers, first the highest temperature and then the lowest

temperature from the last $n$ days.

Scoring

Sample Input $1$

$7$

$-3,-2,-1,0,1,2,3$

Sample Output $1$

$3-3$