Cheater detected
Difference between en1 and en2, changed 59 character(s)
https://mirror.codeforces.com/contest/2130/submission/331805857↵
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Suspicious comment don't you think?↵
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// Fenwick Tree — 1 based indexing (Binary Indexed Tree)↵
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It's not part of their template, check other submissions.

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en2 English hellotherehello 2025-07-31 20:38:57 59
en1 English hellotherehello 2025-07-31 20:38:31 179 Initial revision (published)