USACO US Open 2025 Silver Problem 2 - Compatible Pairs - Solution

Here I am going to present the solution for the second problem from the US Open 2025 USACO Silver Contest, a problem where we have to greedily assign pairs starting from the lowest numbers all the way to the highest numbers, prioritizing sums equal to B and then sums equal to A. A clean implementation solves the problem easily. Solution code: https://usaco-solutions.com/silver/25open-silver-compatible/ My website: https://stefdasca.ro/ Discord server: https://discord.gg/z3PcA8aDmg Facebook page: https://www.facebook.com/stefan.dascalescu.2013/ Linkedin: https://www.linkedin.com/in/stefdasca/ Instagram page: https://www.instagram.com/stefdasca/ #codeforces #codeforces_solution #atcoder #atcoder_solution #competitive_programming #algorithms #icpc #ioi #videoeditorial #usaco