A combinational circuit that has two inputs A and B and two outputs, one being a sum without carry, S, and the other being a carry, C, and in which the outputs are related to the inputs according to the following table: \\ \\ input A0011 \\ \\ input B0101 \\ \\ output S sum without carry0 110 \\ output C carry0 001; 具有兩個輸入端(加數(shù)A，被加數(shù)B)和兩個輸出端(無進位和S，進位C)的一種組合電路。其輸 入輸出關(guān)系如下表: \\ \\ 輸入A0011 \\ B0101 \\ 輸出 \\ S0110C0001 | 同two-input adder。