ublic static void main$($String$[]$ args$)$

$\{$

int a $=2$;

int b $=6$;

double n $=$ avg$($b$,$ a $+$ b$)$;

System.out.println$($n$)$;

$\}$

public static double avg$($int a$,$ int b$)$

$\{$

double result $=0$;

for $($int n $=$ a; n $<$ b; n$++)$

$\{$

result $=$ result $+$ n;

$\}$

result $=$ result $/($b $-$ a$)$

return result

$\}$