extern io_get_dec, io_print_dec, io_print_string
section .bss
x1 resd 1
y1 resd 1
x2 resd 1
y2 resd 1
x3 resd 1
y3 resd 1
section .data
dot db ".", 0
section .text
global main
main:
call io_get_dec
mov [x1], eax
call io_get_dec
mov [y1], eax
call io_get_dec
mov [x2], eax
call io_get_dec
mov [y2], eax
call io_get_dec
mov [x3], eax
call io_get_dec
mov [y3], eax
mov eax, [y2]
sub eax, [y3]
imul dword[x1]
mov ecx, eax
mov eax, [y3]
sub eax, [y1]
imul dword[x2]
add ecx, eax
mov eax, [y1]
sub eax, [y2]
imul dword[x3]
add ecx, eax
mov eax, ecx
cdq
xor eax, edx
sub eax, edx
mov eax, ecx
cdq
mov ebx, 2
idiv ebx
call io_print_dec
mov eax, dot
call io_print_string
mov eax, edx
mul 5
call io_print_dec
xor eax, eax
ret