.target "z80"
.format "bin"

    LD  A,0x04
    LD  B,0x01
    LD  C,0xF8
    LD  D,0x0F
    LD  E,0x79
    LD  H,0xC0
    LD  L,0xBF
    SUB A
    SBC A,B
    SBC A,C
    SBC A,D
    SBC A,E
    SBC A,H
    SBC A,L
    SBC A,0x01
    SBC A,0xFE