Jyoti Prakash Saha
Toggle navigation
Homepage
Math Olympiad
Prior Participations
IMO
APMO
EGMO
Further Olympiads
Glimpse of a few problems
Slides
Notes
Algebra
Combinatorics
Geometry
Number Theory
Resources
Past Papers
Training Programs
INMOTC
MOPSS
ctrl k
CountingInTwoDifferentWays
an archive of posts with this tag
Feb 24, 2025
Counting in two different ways