Singularity Cup P4 — Staircase Sum

Revision en1, by Loserinlife, 2023-11-18 03:21:58

Hi can I ask about the approach to this problem? Thanks!

Link: https://dmoj.ca/problem/scp4

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en1 English Loserinlife 2023-11-18 03:21:58 129 Initial revision (published)