Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total number of pictures.

Solve

Solution Stats

806 Solutions

431 Solvers

Last Solution submitted on Feb 11, 2026

Last 200 Solutions

Problem Comments

Solution Comments

Show comments

Problem Recent Solvers431

Matthew Bolyard JJY 明泉 Fiona

Suggested Problems

More from this Author99

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!