Submission #1832340


Source Code Expand

#include <iostream>
#include <vector>
#include <deque>
#include <math.h>
#include <set>
#include <iomanip>
#include <time.h>
#include <list>
#include <stdio.h>
#include <queue>
#include <map>
#include <algorithm>
#include <assert.h>
#include <memory.h>

#define mk make_pair
#define sc second
#define fr first
#define pb emplace_back
#define sz(s) ( (int)s.size() )
#define all(s) s.begin(), s.end()

using namespace std;

const int N = 1e6 + 5;

int n, a, dp[N];

inline int min(int a, int b)
{
    return a < b ? a : b;
}

main ()
{
    cin >> n >> a;

    assert(n <= 1e6);

    dp[1] = 1;

    for (int i = 2; i <= n; i++)
    {
        dp[i] = i;

        int l = 2, r = i - 1;
        while (r - l > 2)
        {
            int md1 = l + (r - l) / 3;
            int md2 = r - (r - l) / 3;
            if ( dp[md1] + a + (i + md1 - 1) / md1 < dp[md2] + a + (i + md2 - 1) / md2 )
                r = md2;
            else
                l = md1;
        }
        for (int j = l; j <= r; j++)
            dp[i] = min( dp[i], dp[j] + a + (i + j - 1) / j );
    }
    cout << dp[n] << endl;
}

Submission Info

Submission Time
Task E - Cookies
User vjudge1
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1098 Byte
Status RE
Exec Time 508 ms
Memory 4096 KB

Judge Result

Set Name sample dataset1 dataset2
Score / Max Score 0 / 0 0 / 500 0 / 500
Status
AC × 1
WA × 1
RE × 1
AC × 12
WA × 15
AC × 14
WA × 17
RE × 41
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, sample-01.txt, sample-02.txt, sample-03.txt
Case Name Status Exec Time Memory
01-01.txt WA 508 ms 4096 KB
01-02.txt WA 506 ms 4096 KB
01-03.txt WA 498 ms 4096 KB
01-04.txt WA 490 ms 4096 KB
01-05.txt WA 486 ms 4096 KB
01-06.txt WA 483 ms 4096 KB
01-07.txt WA 481 ms 4096 KB
01-08.txt WA 480 ms 4096 KB
01-09.txt AC 481 ms 4096 KB
01-10.txt WA 480 ms 4096 KB
01-11.txt WA 480 ms 4096 KB
01-12.txt WA 480 ms 4096 KB
01-13.txt AC 481 ms 4096 KB
01-14.txt WA 23 ms 512 KB
01-15.txt WA 247 ms 2304 KB
01-16.txt WA 247 ms 2304 KB
01-17.txt WA 474 ms 4096 KB
01-18.txt AC 1 ms 256 KB
01-19.txt AC 1 ms 256 KB
01-20.txt AC 1 ms 256 KB
01-21.txt AC 1 ms 256 KB
01-22.txt AC 1 ms 256 KB
01-23.txt AC 1 ms 256 KB
01-24.txt AC 1 ms 256 KB
01-25.txt AC 1 ms 256 KB
01-26.txt AC 1 ms 256 KB
02-01.txt AC 1 ms 256 KB
02-02.txt RE 96 ms 256 KB
02-03.txt RE 96 ms 256 KB
02-04.txt RE 96 ms 256 KB
02-05.txt RE 95 ms 256 KB
02-06.txt RE 96 ms 256 KB
02-07.txt RE 96 ms 256 KB
02-08.txt RE 96 ms 256 KB
02-09.txt RE 96 ms 256 KB
02-10.txt RE 96 ms 256 KB
02-11.txt RE 99 ms 256 KB
02-12.txt RE 96 ms 256 KB
02-13.txt RE 96 ms 256 KB
02-14.txt RE 97 ms 256 KB
02-15.txt RE 97 ms 384 KB
02-16.txt RE 96 ms 256 KB
02-17.txt RE 96 ms 256 KB
02-18.txt RE 96 ms 256 KB
02-19.txt RE 98 ms 256 KB
02-20.txt RE 96 ms 256 KB
02-21.txt RE 95 ms 256 KB
02-22.txt RE 98 ms 256 KB
02-23.txt RE 96 ms 256 KB
02-24.txt RE 96 ms 256 KB
02-25.txt RE 96 ms 256 KB
02-26.txt RE 95 ms 256 KB
02-27.txt RE 96 ms 256 KB
02-28.txt RE 96 ms 256 KB
02-29.txt RE 96 ms 256 KB
02-30.txt RE 96 ms 256 KB
02-31.txt RE 96 ms 256 KB
02-32.txt RE 95 ms 256 KB
02-33.txt RE 97 ms 256 KB
02-34.txt RE 96 ms 256 KB
02-35.txt RE 96 ms 256 KB
02-36.txt RE 96 ms 256 KB
02-37.txt RE 95 ms 256 KB
02-38.txt RE 96 ms 256 KB
02-39.txt RE 96 ms 256 KB
02-40.txt RE 96 ms 256 KB
sample-01.txt AC 1 ms 256 KB
sample-02.txt RE 99 ms 256 KB
sample-03.txt WA 51 ms 768 KB