What is the output of the following functions? Justify your answer by drawing the tree of the divide and conquer technique: $(6$ marks$)$ Hint: start$-0$ and end$=6$ a$[7]=\{4,5,8,10,1,13,11)$ int fun$($int a$[],$ int start,int end$)$ if$($start end$)$ return a$[$start$]$; int mid $($start$+$end$)/2$; return max$($fun$($a$,$start, mid$),$ fun$($a$,$mid$+1,$end$))$;