Minimum Cuts to Divide a Circle Problem & Solution

#pragma GCC optimize("Ofast")

static const int _=[](){ios::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);return 0;}();

class Solution {
public:
  int numberOfCuts(int n) {
    if (n == 1) { return 0; }

    return n % 2 == 0 ? n / 2 : n;
  }
};