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cos2005vs.th0m45y3

Numbers Divided by 2

Code
Diff
  • unsigned long long div2(unsigned long long a){
  unsigned long long ans{};
  while (ans * 2 + 1 < a) ans++;
  return ans;
}
    • unsigned long long div2(unsigned long long a){
    • unsigned long long ans{};
    • while (ans + ans + 1 < a) ans++;
    • while (ans * 2 + 1 < a) ans++;
    • return ans;
    • }