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  1. n = int(input())
  2. suma = 0
  3. licznik = 0 #ile liczb znaleźliśmy
  4. i = 0 # iterator 
  5. while licznik < n:
  6. 	if i % 2 == 0:
  7. 		licznik += 1
  8. 		suma += i
  9. 	i += 1
  10. print(suma)
Success #stdin #stdout 0.1s 14164KB
comments (?)
stdin 
5
stdout 
20
https://ideone.com/eLsibM
language:
Python 3 (python  3.12)
created:
19 days ago
visibility:
public

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