; (a-b)*c
    mov R5, 1
    mov R1, [R5]
    inc R5
    mov R2, [R5]
    inc R5
    mov R3, [R5]
    sub R1, R2
    mov R2, 1
    mov R1, R4
loop:
    inc R2
    add R1, R4
    cmp R2, R3
    jne loop
    mov R2, 0x1E
    mov [R2], R1
    halt