8.py

def HammingDistance(a, b):
    a = a.lower()
    b = b.lower()
    hd = 0
    for i in range(len(a)):
        if a[i] != b[i]:
            hd += 1
    return(hd)


A = 'GGGCCGTTGGT'
B = 'GGACCGTTGAC'

# A = 'AGGCAAACCTCCTCCTACCGTAAAATCTGTTCAATAATAACGGGACTGGCGACGGCGTTTGGGATAATACCAGTCCATACTCAGTCGTTGTTAGCTCGAATAACTAGCGGTAGCTTACAATTGTGCTAATCGCAACCCGGTAGTCATGTCCCGATACGGGATTATCCAATGATCAGAAACGGAGATTTCGATCTTCCAATACCTCAGGGAGCCGCCCGGGGTGTGATCTCCCTAATTTCAGACGCGTAGAATCCCGAGGTTGCGGATCGCCGCAGTGGAAAACCCTCCTGCACTGTTCGGCGCTGCTGGATTATTAGCTTCGTACATGTGCTTATTTAACCTCACATTATGGATGCTATTTATCAGGGCGGCCAGTTTGCTATCGCGCCCGCTTGTGCGGGAATTTAATAGGTGAAGTTTCGTTGAGCCCTGCTGTACACAAGTCAGGTAAACACGCGAGTGCGTTGCTGGAACTCACTACGAACACGAGAAGTCGTCTACACACTCATTGAACCATGCTCAAAACTGCAATAACAGCTAGGGGTACTCTTATGGCGTGAGGAAAACTGCCAAGAGGCTAATGCCAACTCTATCAACATCTTTTCCCGGACTTGATGGATACCAGGTCGTGACTTTTTGTTCCAGGCTTTGACACTGTGGAGAATAAACCAAATTCACGGTTTCTGTACGTGAAGAACCATGGGGTGAGTATCGAAACCGAGGAAAAGCGTGGGCCCTAGGTACTCGTATCATCTTTCTTCCAAAATTGCTTTCTGTATACTACCCTTTTTCAACCGCGAAGACAAGAATGGAATGTAACAGACCAGAACCCTGTGAACTTGAGGTGACTTGCTTAATAGTAAGGGAATAGCCATTGACGGCTTCCCTGCTTTTCTGTCTATGATATGTATTTCTCTGCAGTAGCACCTCAGTAGCCAGCGCTTGAGATAGGAATAACACCGTCCAAACTAGCTTCTGTATCCGTGTGGCCTTGTGAGAACCAGACAGTCAATATGCATGGGCA'
# B = 'AAGAGGGAGCCATTAACCTTATGTCCGGCATCGCTTTTTCAAGAGGTAGCAGCGCAGGCATGGTTCCGTCGGTTACTTCGCGCACTCGAACGGCGCGCGGTACCCTGTAGCGATATCTAAACTACCGCCGAACATACCTGACACATGCCACACGCACGGCTACTCCCCCTTAGTGGGACTGTAAGCCCACCCGATCACAAATCGCCATAGTACTGTAGATGCAAACGGTTAGGTGGCATTATCAGAAAGATCCGCGAGCGATTGGAAGCACTGCAGACTAAGGAGTTCGCGAGCGTGGACTCAAGGTCGCTCTATTCCAGCGGTTTGTGTGAGTTGGCAATATACCCTCTATCTTAGCCGAGCTCGATTTATAAGCCGTCCGAAGCGTAGTACCTCGTATTCCGAACGAAAGGAAGGGTTATTCTTCCGATTTTATATTGAGACTTGATTGGGTGCCTGAGAGTAGATGGTGCCCGTCCGTTGCAGTCAGCACATTACCGAACTGAATCATCCGCGTTCGTTATTATTAACCGGGCCTTGATGATAGCTCAAGCCATGAAACCACCGGCCTGGAATTCCCGGCCTTACTTTCTGGGAGAACAATATTTAGTACCTAATGTTTAGCCGCCTTAGATAGGGTACAGATTAACGAAAACATGGGTTGAGCGACACTAGTTGCAACCGAACAGCCCCAATTGCCCTGCACAGAATATCCGAAGTGCCCTAAAGGCTCGCATATGCCTGTCGATTCTCTCACCTGGGTGGGGGTCGCCATTTTTTTCACTACTAGGCGCCGGTGATTACAGACGTAGATGATGCGTAGCGACCATGGAGCAATCTTCTTTAAAGATATTTTTTTTACAAGCACCCACCGGCCAGCCAGACTTCGCAACGCGCCGATTCGGAGGGTACTGGCTTATCGAGTCGGTGCCCGCCTCAAGGGGCGCTAGCGAACCGTGTGCGGCAAACAAATAAGTCCTTGTAGTGAGGAACTCAGCCCTAGTGATAAGTCTGCTGTTTACCG'
x = HammingDistance(A, B)
print(x)