$1/$ #include

$/2/$ #define SIZE $6$

$/3/$

$/4/$ int buy$($int$)$

$/5/$ int sell$($int$)$

$/6/$

$/7/$ int updates$[$SIZE$]=\{5,-4,-2,-1,3,-2\}$

$/8/$

$/9/$ int main$($nt argc, char$**$ argv$)\{$

$/10/$nt upd

$/11/$ unsigned long $$nt $$nventory

$/12/$ for $($int i$=0$; i