Num		dcd		4
data		dcd		100,200,300,400
		
start
		mov		r0,#Num
		ldr		r2,[r0]
		mov		r1,#data
		mov		r0,#0
loop
		cmp		r2,#0
		beq		end_sum
		ldr		r3,[r1]
		add		r0,r0,r3
		add		r1,r1,#4
		sub		r2,r2,#1
		b		loop
end_sum
		end