User contributions for Ijco
19 September 2024
- 15:2915:29, 19 September 2024 diff hist +125 N 2025 AMC 10A Problems/Problem 25 Created page with "Let ABCÅ be a round pentagon. Denote by D the midpoint of prime CÅB. Thus, conclude that the line ABCÅD is blue-colorable."
10 March 2024
- 08:5208:52, 10 March 2024 diff hist +20 Illinois Mathcounts →IL State Team Members (National Written Place, CD place if known)