Submission #992261


Source Code Expand

#include <iostream>
#include <iomanip>
#include <cstdio>
#include <algorithm>
#include <numeric>
#include <random>
#include <vector>
#include <array>
#include <bitset>
#include <set>
#include <unordered_set>
#include <map>
#include <unordered_map>

using namespace std;
using ll = long long;
using ull = unsigned long long;
constexpr ll TEN(int n) { return (n==0) ? 1 : 10*TEN(n-1); }
int bsr(int x) { return 31 - __builtin_clz(x); }

int main() {
    cout << setprecision(20);
    ll n, a;
    cin >> n >> a;
    ll ans = n;
    for (int co = 1; co <= 300; co++) {
        ll buf = co * a;
        ll u = pow(n, 1.0/(co+1));
        for (int x = co+1; x >= 0; x--) {
            ll oo = 1;
            for (int j = 0; j < x; j++) {
                oo *= u;
                oo = min(oo, 2*n);
            }
            for (int j = x; j < co+1; j++) {
                oo *= (u+1);
                oo = min(oo, 2*n);
            }
            if (n <= oo) {
//                cout << co << " " << x << " " << u <<  " " << buf+u*x+(u+1)*(co+1-x) << endl;
                ans = min(ans, buf+u*x+(u+1)*(co+1-x));
                break;
            }
        }
    }
    cout << ans << endl;
    return 0;
}

Submission Info

Submission Time
Task E - Cookies
User yosupo
Language C++14 (GCC 5.4.1)
Score 1000
Code Size 1251 Byte
Status AC
Exec Time 6 ms
Memory 384 KB

Judge Result

Set Name sample dataset1 dataset2
Score / Max Score 0 / 0 500 / 500 500 / 500
Status
AC × 3
AC × 27
AC × 69
Set Name Test Cases
sample sample-01.txt, sample-02.txt, sample-03.txt
dataset1 sample-01.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, 01-24.txt, 01-25.txt, 01-26.txt
dataset2 sample-01.txt, sample-02.txt, sample-03.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, 01-24.txt, 01-25.txt, 01-26.txt, 02-01.txt, 02-02.txt, 02-03.txt, 02-04.txt, 02-05.txt, 02-06.txt, 02-07.txt, 02-08.txt, 02-09.txt, 02-10.txt, 02-11.txt, 02-12.txt, 02-13.txt, 02-14.txt, 02-15.txt, 02-16.txt, 02-17.txt, 02-18.txt, 02-19.txt, 02-20.txt, 02-21.txt, 02-22.txt, 02-23.txt, 02-24.txt, 02-25.txt, 02-26.txt, 02-27.txt, 02-28.txt, 02-29.txt, 02-30.txt, 02-31.txt, 02-32.txt, 02-33.txt, 02-34.txt, 02-35.txt, 02-36.txt, 02-37.txt, 02-38.txt, 02-39.txt, 02-40.txt
Case Name Status Exec Time Memory
01-01.txt AC 5 ms 384 KB
01-02.txt AC 4 ms 384 KB
01-03.txt AC 4 ms 256 KB
01-04.txt AC 4 ms 256 KB
01-05.txt AC 4 ms 256 KB
01-06.txt AC 4 ms 256 KB
01-07.txt AC 4 ms 256 KB
01-08.txt AC 4 ms 256 KB
01-09.txt AC 4 ms 256 KB
01-10.txt AC 4 ms 256 KB
01-11.txt AC 4 ms 256 KB
01-12.txt AC 4 ms 384 KB
01-13.txt AC 4 ms 256 KB
01-14.txt AC 4 ms 256 KB
01-15.txt AC 4 ms 256 KB
01-16.txt AC 4 ms 256 KB
01-17.txt AC 4 ms 256 KB
01-18.txt AC 3 ms 256 KB
01-19.txt AC 3 ms 256 KB
01-20.txt AC 3 ms 256 KB
01-21.txt AC 3 ms 256 KB
01-22.txt AC 3 ms 256 KB
01-23.txt AC 3 ms 384 KB
01-24.txt AC 3 ms 256 KB
01-25.txt AC 3 ms 256 KB
01-26.txt AC 3 ms 256 KB
02-01.txt AC 3 ms 256 KB
02-02.txt AC 6 ms 256 KB
02-03.txt AC 6 ms 256 KB
02-04.txt AC 6 ms 256 KB
02-05.txt AC 6 ms 256 KB
02-06.txt AC 6 ms 256 KB
02-07.txt AC 6 ms 256 KB
02-08.txt AC 6 ms 256 KB
02-09.txt AC 6 ms 256 KB
02-10.txt AC 6 ms 256 KB
02-11.txt AC 6 ms 256 KB
02-12.txt AC 6 ms 256 KB
02-13.txt AC 6 ms 256 KB
02-14.txt AC 6 ms 256 KB
02-15.txt AC 6 ms 256 KB
02-16.txt AC 6 ms 256 KB
02-17.txt AC 6 ms 256 KB
02-18.txt AC 6 ms 256 KB
02-19.txt AC 6 ms 256 KB
02-20.txt AC 6 ms 256 KB
02-21.txt AC 6 ms 256 KB
02-22.txt AC 6 ms 256 KB
02-23.txt AC 6 ms 256 KB
02-24.txt AC 6 ms 256 KB
02-25.txt AC 5 ms 256 KB
02-26.txt AC 6 ms 256 KB
02-27.txt AC 6 ms 256 KB
02-28.txt AC 6 ms 256 KB
02-29.txt AC 6 ms 256 KB
02-30.txt AC 6 ms 256 KB
02-31.txt AC 6 ms 256 KB
02-32.txt AC 6 ms 256 KB
02-33.txt AC 6 ms 256 KB
02-34.txt AC 6 ms 256 KB
02-35.txt AC 6 ms 256 KB
02-36.txt AC 6 ms 256 KB
02-37.txt AC 6 ms 256 KB
02-38.txt AC 6 ms 256 KB
02-39.txt AC 6 ms 256 KB
02-40.txt AC 6 ms 256 KB
sample-01.txt AC 3 ms 256 KB
sample-02.txt AC 6 ms 384 KB
sample-03.txt AC 4 ms 256 KB