We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
Yes, the formula n * (n - 1) / 2 works perfectly for this. It’s just the classic combination logic (C(n, 2)). If anyone’s looking for a simple breakdown of similar problem-solving patterns, you can click here for a quick resource I found useful.
Cookie support is required to access HackerRank
Seems like cookies are disabled on this browser, please enable them to open this website
Handshake
You are viewing a single comment's thread. Return to all comments →
Yes, the formula n * (n - 1) / 2 works perfectly for this. It’s just the classic combination logic (C(n, 2)). If anyone’s looking for a simple breakdown of similar problem-solving patterns, you can click here for a quick resource I found useful.