oj.uz

답안 #643446

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
643446 2022-09-22T03:55:12 Z cologne Broken Device 2 (JOI22_device2) C++17
100 / 100
 75 ms 2888 KB 
#include "Anna.h"
#include <bits/stdc++.h>
using namespace std;

namespace
{
    const int MAX = 140;
    bool inited = false;
    vector<long long> D(MAX + 1);
    void init()
    {
        if (inited)
            return;
        inited = true;
        D[0] = 1, D[1] = 1, D[2] = 2;
        for (int i = 3; i < MAX; i++)
            D[i] = D[i - 2] + D[i - 3] + 1;
    }
}

int Declare()
{
    init();
    return MAX;
}

pair<vector<int>, vector<int>> Asolve(int sz, long long A)
{
    vector<int> U, V;

    int lst = 0;
    if (A >= D[sz - 1])
    {
        U.push_back(1);
        V.push_back(1);
        A -= D[sz - 1];
        lst = 1;
    }
    else
    {
        U.push_back(0);
        V.push_back(0);
        lst = 0;
    }
    --sz;
    for (int i = 0; i < sz; i++)
        V.push_back(1 - V.back());

    while (sz)
    {
        if (A == 0)
        {
            for (int i = 0; i < sz; i++)
                U.push_back(1 - U.back());
            sz = 0;
            break;
        }
        --A;

        if (lst == 1)
        {
            if (A >= (sz >= 3 ? D[sz - 3] : 0))
            {
                for (int i = 0; i < 2; i++)
                    U.push_back(1);
                A -= (sz >= 3 ? D[sz - 3] : 0);
                sz -= 2;
            }
            else
            {
                lst = 0;
                for (int i = 0; i < 3; i++)
                    U.push_back(0);
                sz -= 3;
            }
        }
        else
        {
            if (A >= (sz >= 2 ? D[sz - 2] : 0))
            {
                lst = 1;
                for (int i = 0; i < 3; i++)
                    U.push_back(1);
                A -= (sz >= 2 ? D[sz - 2] : 0);
                sz -= 3;
            }
            else
            {
                for (int i = 0; i < 2; i++)
                    U.push_back(0);
                sz -= 2;
            }
        }
    }
    return {U, V};
}

pair<vector<int>, vector<int>> Anna(long long A)
{
    --A;
    for (int i = 1; i <= MAX; i++)
    {
        if (A >= 2 * D[i - 1])
            A -= 2 * D[i - 1];
        else
            return Asolve(i, A);
    }
    cerr << A << endl;
    assert(false);
}
#include "Bruno.h"
#include <bits/stdc++.h>
using namespace std;

namespace
{
    const int MAX = 140;
    bool inited = false;
    vector<long long> D(MAX + 1);
    void init()
    {
        if (inited)
            return;
        inited = true;
        D[0] = 1, D[1] = 1, D[2] = 2;
        for (int i = 3; i < MAX; i++)
            D[i] = D[i - 2] + D[i - 3] + 1;
    }
}

long long bsolve(vector<int> u)
{
    int rem = u.size() / 2, state = 0, ulimit = 1, ucount = 1, dlimit = -1, dcount = 1;
    long long ret = 0, uplus = D[rem - 1], dplus = 0;
    for (int v : u)
    {
        state += v * 2 - 1;
        if (state == ulimit)
        {
            ret += uplus, rem -= ucount;
            ulimit = state + 2, ucount = 2;
            uplus = (rem >= 3 ? D[rem - 3] : 0) + 1, dplus = 1;
            dlimit = state - 2, dcount = 3;
        }
        else if (state == dlimit)
        {
            ret += dplus, rem -= dcount;
            ulimit = state + 2, ucount = 3;
            uplus = (rem >= 2 ? D[rem - 2] : 0) + 1, dplus = 1;
            dlimit = state - 2, dcount = 2;
        }
    }
    return ret;
}

long long Bruno(vector<int> u)
{
    init();
    long long ans = 1;
    for (int i = 1; i < (int)u.size() / 2; i++)
        ans += 2 * D[i - 1];
    return ans + bsolve(u);
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 14 ms 792 KB Output is correct
3 Correct 15 ms 948 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 14 ms 792 KB Output is correct
3 Correct 15 ms 948 KB Output is correct
4 Correct 26 ms 1192 KB Output is correct
5 Correct 24 ms 1308 KB Output is correct
6 Correct 27 ms 1380 KB Output is correct
7 Correct 26 ms 1436 KB Output is correct
8 Correct 24 ms 1304 KB Output is correct
9 Correct 29 ms 1480 KB Output is correct
10 Correct 26 ms 1312 KB Output is correct

Subtask #3
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 14 ms 792 KB Output is correct
3 Correct 15 ms 948 KB Output is correct
4 Correct 26 ms 1192 KB Output is correct
5 Correct 24 ms 1308 KB Output is correct
6 Correct 27 ms 1380 KB Output is correct
7 Correct 26 ms 1436 KB Output is correct
8 Correct 24 ms 1304 KB Output is correct
9 Correct 29 ms 1480 KB Output is correct
10 Correct 26 ms 1312 KB Output is correct
11 Correct 27 ms 1460 KB Output is correct
12 Correct 24 ms 1404 KB Output is correct
13 Correct 28 ms 1320 KB Output is correct
14 Correct 33 ms 1336 KB Output is correct
15 Correct 26 ms 1300 KB Output is correct
16 Correct 27 ms 1388 KB Output is correct
17 Correct 25 ms 1452 KB Output is correct
18 Correct 26 ms 1180 KB Output is correct
19 Correct 23 ms 1244 KB Output is correct
20 Correct 23 ms 1328 KB Output is correct

Subtask #4
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 14 ms 792 KB Output is correct
3 Correct 15 ms 948 KB Output is correct
4 Correct 26 ms 1192 KB Output is correct
5 Correct 24 ms 1308 KB Output is correct
6 Correct 27 ms 1380 KB Output is correct
7 Correct 26 ms 1436 KB Output is correct
8 Correct 24 ms 1304 KB Output is correct
9 Correct 29 ms 1480 KB Output is correct
10 Correct 26 ms 1312 KB Output is correct
11 Correct 27 ms 1460 KB Output is correct
12 Correct 24 ms 1404 KB Output is correct
13 Correct 28 ms 1320 KB Output is correct
14 Correct 33 ms 1336 KB Output is correct
15 Correct 26 ms 1300 KB Output is correct
16 Correct 27 ms 1388 KB Output is correct
17 Correct 25 ms 1452 KB Output is correct
18 Correct 26 ms 1180 KB Output is correct
19 Correct 23 ms 1244 KB Output is correct
20 Correct 23 ms 1328 KB Output is correct
21 Correct 30 ms 1620 KB Output is correct
22 Correct 28 ms 1620 KB Output is correct
23 Correct 31 ms 1596 KB Output is correct
24 Correct 27 ms 1544 KB Output is correct
25 Correct 28 ms 1504 KB Output is correct
26 Correct 30 ms 1584 KB Output is correct
27 Correct 35 ms 1472 KB Output is correct
28 Correct 27 ms 1452 KB Output is correct
29 Correct 26 ms 1444 KB Output is correct
30 Correct 26 ms 1440 KB Output is correct

Subtask #5
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 14 ms 792 KB Output is correct
3 Correct 15 ms 948 KB Output is correct
4 Correct 26 ms 1192 KB Output is correct
5 Correct 24 ms 1308 KB Output is correct
6 Correct 27 ms 1380 KB Output is correct
7 Correct 26 ms 1436 KB Output is correct
8 Correct 24 ms 1304 KB Output is correct
9 Correct 29 ms 1480 KB Output is correct
10 Correct 26 ms 1312 KB Output is correct
11 Correct 27 ms 1460 KB Output is correct
12 Correct 24 ms 1404 KB Output is correct
13 Correct 28 ms 1320 KB Output is correct
14 Correct 33 ms 1336 KB Output is correct
15 Correct 26 ms 1300 KB Output is correct
16 Correct 27 ms 1388 KB Output is correct
17 Correct 25 ms 1452 KB Output is correct
18 Correct 26 ms 1180 KB Output is correct
19 Correct 23 ms 1244 KB Output is correct
20 Correct 23 ms 1328 KB Output is correct
21 Correct 30 ms 1620 KB Output is correct
22 Correct 28 ms 1620 KB Output is correct
23 Correct 31 ms 1596 KB Output is correct
24 Correct 27 ms 1544 KB Output is correct
25 Correct 28 ms 1504 KB Output is correct
26 Correct 30 ms 1584 KB Output is correct
27 Correct 35 ms 1472 KB Output is correct
28 Correct 27 ms 1452 KB Output is correct
29 Correct 26 ms 1444 KB Output is correct
30 Correct 26 ms 1440 KB Output is correct
31 Correct 41 ms 1968 KB Output is correct
32 Correct 45 ms 1932 KB Output is correct
33 Correct 38 ms 1908 KB Output is correct
34 Correct 37 ms 1988 KB Output is correct
35 Correct 37 ms 1940 KB Output is correct
36 Correct 41 ms 1996 KB Output is correct
37 Correct 40 ms 1928 KB Output is correct
38 Correct 33 ms 1792 KB Output is correct
39 Correct 36 ms 1856 KB Output is correct
40 Correct 35 ms 1840 KB Output is correct

Subtask #6
60.0 / 60.0

# 결과 실행 시간 메모리 Grader output
1 Correct 73 ms 2776 KB Output is correct
2 Correct 60 ms 2888 KB Output is correct
3 Correct 60 ms 2812 KB Output is correct
4 Correct 61 ms 2760 KB Output is correct
5 Correct 63 ms 2776 KB Output is correct
6 Correct 75 ms 2812 KB Output is correct
7 Correct 64 ms 2796 KB Output is correct
8 Correct 59 ms 2848 KB Output is correct
9 Correct 63 ms 2840 KB Output is correct
10 Correct 68 ms 2844 KB Output is correct
11 Correct 60 ms 2776 KB Output is correct
12 Correct 63 ms 2768 KB Output is correct
13 Correct 57 ms 2836 KB Output is correct
14 Correct 59 ms 2672 KB Output is correct
15 Correct 57 ms 2644 KB Output is correct
16 Correct 55 ms 2636 KB Output is correct
17 Correct 55 ms 2836 KB Output is correct
18 Correct 55 ms 2640 KB Output is correct
19 Correct 68 ms 2568 KB Output is correct
20 Correct 57 ms 2728 KB Output is correct