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  1. n=input()
  2. if n<1:print'a';exit()
  3. a,f=0,1
  4. while n>1:a,f,n=f,a+f,n-1
  5. r=''
  6. while f:r,f=chr(f%26+97)+r,f//26
  7. print r
Success #stdin #stdout 0s 8976KB
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cypnp
https://ideone.com/RbPYHG
language:
Python (cpython 2.7.16)
created:
8 years ago
visibility:
public

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