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  1. s = "IGCADRPCDIETRNRYTTMOITSRRCCATOOASPHCWIHRPAOPTIHEYIPMYHLLERTEFLTOEPYEURAIRLIHFNTAISFNOAANAPTOSSEOSNNGDSA"
  2. n = 13
  3. a = ''
  4. for j in range(n):
  5. for i in range(j, len(s), n):
  6. a += s[i]
  7. print(a)
Success #stdin #stdout 0.01s 6968KB
stdin
Standard input is empty
stdout
INCRYPTOGRAPHYASCYTALEISATOOLUSEDTOPERFORMATRANSPOSITIONCIPHERANDTHEFLAGISCYLINDERWITHASTRIPOFPARCHMENT