.model small
.stack 300h
.code
endl	macro
	push	ax dx
	mov	ah, 02h
	mov	dl, 0Ah
	int	21h
	mov	dl, 0Dh
	int	21h
	pop	dx ax
	endm
outint	macro	value
	local	outint_l1, outint_l2
	push	ax bx cx dx
	mov	ax, value
	mov	bx, 10
	xor	cx, cx
outint_l1:
	xor	dx, dx
	div	bx
	push	dx
	inc	cx
	cmp	ax, 0
	jne	outint_l1
	mov	ah, 02h
outint_l2:
	pop	dx
	add	dl, '0'
	int	21h
	loop	outint_l2
	pop	dx cx bx ax
	endm
proc	readint
	push	cx si bx dx
	mov	[buf_str], 8
	mov	ah, 0Ah
	lea	dx, buf_str
	int	21h
	xor	cx, cx
	mov	si, 2
	xor	ax, ax
	mov	bx, 10
in_loop:
	mul	bx
	mov	dl, [buf_str+si]
	sub	dl, '0'
	add	ax, dx
	inc	si
	inc	cl
	cmp	cl, [buf_str+1]
	jl	in_loop
	pop	dx bx si cx
	endl
	ret
endp
start:
	mov	ax, @data
	mov	ds, ax

	xor	cx, cx
	xor	dx, dx
	xor	di, di
input_loop:
	push	dx
	mov	ah, 09h
	lea	dx, str_1
	int	21h
	outint	cx
	lea	dx, str_2
	int	21h
	mov	si, sp
	mov	dx, [ss:si]
	outint	dx
	lea	dx, str_3
	int	21h

	call	readint
	mov	word ptr matrix[di], ax
	add	di, 2
	pop	dx
	inc	cx
	cmp	cx, N
	jl	input_loop
	xor	cx, cx
	inc	dx
	cmp	dx, N
	jl	input_loop
	xor	si, si
	xor	ax, ax
count_sum1:
	add	ax, word ptr matrix[si]
	add	si, N*2+2
	cmp	si, N*N*2
	jl	count_sum1
	mov	sum1, ax
	mov	si, N*2-2
	xor	ax, ax
count_sum2:
	add	ax, word ptr matrix[si]
	add	si, N*2-2
	cmp	si, N*(N-1)*2+2
	jl	count_sum2
	mov	sum2, ax
	mov	ah, 09h
	lea	dx, str_4
	int	21h
	outint	sum1
	lea	dx, str_5
	int	21h
	outint	sum2
	lea	dx, str_6
	int	21h
	mov	ax, 4C00h
	int	21h
.data
N	equ	3
matrix	db N*N*2 dup(?)
buf_str	db 10 dup(?)
str_1	db "Input matrix[$"
str_2	db "][$"
str_3	db "]:",10,13,"$"
str_4	db "Sum1=$"
str_5	db 10,13,"Sum2=$"
str_6	db 10,13,"$"
sum1	dw 0
sum2	dw 0
end start