xor and xnor gate code example

Example 1: xor gate

XOR gate
0 0 = 0
1 0 = 1
0 1 = 1
1 1 = 0

Example 2: xnor gate

XNOR gate:
A B   Output
0 0 = 1
1 0 = 0
0 1 = 0
1 1 = 1