What is the purpose of the following algorithm?

int input $=$ in$.$nextInt$()$;

int $m=$ input;

while $($in$.$ hasNextInt$())$

$\{$

input $=$ nextInt $()$ ;

if $($input $$ m$)$

$\{$

$m=$ input;

$\}$

$\}$

finding the first match

prompting until a match is found

finding the minimum value

finding the maximum value