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  1. def ss(n):
  2. s=2
  3. if n==1:
  4. return 2
  5. q=2
  6. m=2
  7. for i in range(2,n+1):
  8. if i%2==0:
  9. s-=i*(i+1)
  10. else:
  11. s+=i*(i+1)
  12. q=m
  13. m=max(m,s)
  14. return m
  15.  
  16. for _ in range(int(input())):
  17. n=int(input())
  18. print(ss(n))
Success #stdin #stdout 0.04s 9772KB
stdin
2
3
5
stdout
8
18