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Labs: Cryptography. Part 1.
Parity Addition. Example 2.
Problem:
1010
0011 = ?.
Answer:
1010
0011 = 1001.
Explanation:
1
0
1
0
0
0
1
1
Remember that parity addition does not have a carry! In parity addition:
1
1 = 0 no carry
first column (from the right) :
0
1 = 1
second column :
1
1 = 0
third column :
0
0 = 0
fourth column :
0
1 = 1
So our answer is: 1 0 0 1!
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Last Modified: August 2008