Addition and subtraction of array

1. Program for addition of two arrays. The length of array is given at memory location 5000H. The array 1 starts from 5001H and array 2 starts from 6001H. Store the result array from 7001H.

	;<Program for addition of two arrays. The length of array is given at
	;memory location 5000H. The array 1 starts from 5001H and array 2
	;starts from 6001H.Store the result array from 7001H.>
	jmp start
	;code
	start: lda 5000H
	mov b,a
	mvi c,50H
	mvi d,60H
	mvi e,70H
	lxi h, 5001H
	loop: mov a,m
	mov h,d
	add m
	mov h,e
	mov m,a
	mov h,c
	inr l
	dcr b
	jnz loop
	hlt

view raw array_addition.asm hosted with ❤ by GitHub

Screenshot for array 1. See the contents of memory locations from 5000H. The length of array is 5.

Screenshot for array 2. See the contents of memory locations from 6001H. The length of array is 5.

Screenshot for result array. See the content of memory locations from 7001H.

2. Program for subtraction of two arrays. The length of array is given at memory location 5000H. The array 1 starts from 5001H and array 2 starts from 6001H. Store the result array from 7001H.

	;<Program for subtraction of two arrays. The length of array is given at
	;memory location 5000H. The array 1 starts from 5001H and array 2
	;starts from 6001H.Store the result array from 7001H.>
	jmp start
	;code
	start: lda 5000H
	mov b,a
	mvi c,50H
	mvi d,60H
	mvi e,70H
	lxi h, 5001H
	loop: mov a,m
	mov h,d
	sub m
	mov h,e
	mov m,a
	mov h,c
	inr l
	dcr b
	jnz loop
	hlt

view raw array_subtraction.asm hosted with ❤ by GitHub

Screenshot for result array. See the content of memory locations from 7001H. The length and values of the array 1 and 2 are same as in the previous case. The negative numbers are in 2's compliment form.