extern io_get_dec, io_print_dec, io_print_char section .data a11 dd 0 a12 dd 0 a21 dd 0 a22 dd 0 b1 dd 0 b2 dd 0 det dd 0 detx dd 0 dety dd 0 x1 dd 0 y1 dd 0 section .text global main main: call io_get_dec mov [a11], eax call io_get_dec mov [a12], eax call io_get_dec mov [a21], eax call io_get_dec mov [a22], eax call io_get_dec mov [b1], eax call io_get_dec mov [b2], eax ; a11x a12y b1 ; a21x a22y b2 ; x = b1 - a12y / a11 mov eax, [a11] and eax, [a22] mov [det], eax mov eax, [a12] and eax, [a21] xor eax, [det] mov [det], eax mov eax, [a12] and eax, [b2] mov [detx], eax mov eax, [a22] and eax, [b1] xor eax, [detx] mov [detx], eax mov eax, [a11] and eax, [b2] mov [dety], eax mov eax, [a21] and eax, [b1] xor eax, [dety] mov [dety], eax ;(a&x)^(b&y) = g ;x = g&a ;y = g&(!x) mov eax, [a11] or eax, [a21] mov [a11], eax mov eax, [b1] and eax, [a11] mov [x1], eax mov edx, [b1] not eax and edx, eax mov [y1], edx ;ansx = (detx & det) | (x1 & !det) ;ansy = (dety & det) | (y1 & !det) mov eax, [detx] and eax, [det] mov ebx, [det] not ebx and ebx, [x1] or eax, ebx mov [x1], eax mov eax, [dety] and eax, [det] mov ebx, [det] not ebx and ebx, [y1] or eax, ebx mov [y1], eax mov eax, [x1] call io_print_dec mov eax, ' ' call io_print_char mov eax, [y1] call io_print_dec xor eax, eax ret