问答题
A.8’b0000_0011 B.8’h03 C.8’b1111_1111 D.8’b11111111
A.input P[3:0],Q,R; B.input P,Q,R[3:0]; C.input P[3:0],Q[3:0],R[3:0]; D.input [3:0] P,[3:0]Q,[0:3]R; E.input [3:0] P,Q,R;