Created
May 1, 2019 13:13
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checksum.py
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| def checksum(msg): | |
| ck_a = 0 | |
| ck_b = 0 | |
| for i in msg: | |
| ck_a = ck_a + i | |
| ck_b = ck_b + ck_a | |
| ck_a = ck_a % 256 | |
| ck_b = ck_b % 256 | |
| return (ck_a, ck_b) |
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