1. ISCC2015(base&web)

    BASE50-easy?12345678910111213#ISCC-BASE50_easy?.pycode = "mzdvezc"CHARBASE = ord('a')# encode y = 5x + 12 (mod 26)# decode x = 21(y - 12) (mod 26)for i in code: y = ord(i) - …

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