Carry look-ahead Adder code
no vote
Carry look-ahead Adder is designed to improve the common Adder into parallel Adder, is mainly aimed at ordinary full Adder series carry each other when the delays are improved. Carry look-ahead Adder is through the addition of a logic circuit is not very complicated to do this. Using lookahead Adders, taking into account if the number is too large to carry look-ahead logic will become complicated, this will not speed up, may also make the logical operation slower, so generally the four groups-lookahead.