misasteria

摘要： 与门 $And$ 用两个 $Nand$ 门拼出来 $ab=\overline{\overline{ab}1}$ CHIP And { IN a, b; OUT out; PARTS: Nand(a=a, b=b, out=out1); Nand(a=out1, b=true, out=out); } 阅读全文