#include #include #include using namespace std; vector primef(long long n){ vector v; for(long long i = 1;i * i <= n;i++){ if(n % i == 0){ v.push_back(i); if(i * i != n) v.push_back(n / i); } } sort(v.begin(),v.end()); return v; } int main(){ long long n; cin >> n; vector v = primef(n); long long mini = n - 1; for(int i = 0;v[i] <= 100000 && v[i] * v[i] * v[i] <= n;i++){ for(int j = i;v[j] <= 100000000 && v[i] * v[j] * v[j] <= n;j++){ if(n % (v[i] * v[j]) == 0) mini = min(mini,v[i] + v[j] + n / v[i] / v[j] - 3); } } cout << mini << ' ' << --n << endl; }