Big Tournament

CodeChefOpen on judge ↗

Anup was feeling bored one day so he decided to watch the BWF Badminton World Championship. He knows that $N$ players are participating in the tournament and wanted to figure out how many matches would be played throughout the tournament. It is a knockout style tournament, i.e., the loser of each match is eliminated. All matches will have one winner and one loser, no draws. Can you help him work i

HINT LADDERno hints yet

L1 Observation

L2 Technique

L3 Approach

L4 Pseudo-code

🔒

L5 Full solution

L5 unlocks only if you insist twice

solution.cppC++17

CodeSearch Tutor

Hints, not spoilers — it won’t hand over the full solution unless you insist.

voice by Sarvam AI