Submission #1270044

#	Time	Username	Problem	Language	Result	Execution time	Memory
1270044		Faggi	Cyberland (APIO23_cyberland)	C++20	0 / 100	3095 ms	12360 KiB

cyberland

#include <bits/stdc++.h>
#define ll long long
#define sz(x) int(x.size())
#define all(x) x.begin(), x.end()
#define fr first
#define se second
#define pb push_back
#define mp make_pair
using namespace std;

const int MAXN = 1e5 + 1;

double solve(int N, int M, int K, int H, std::vector<int> x, std::vector<int> y, std::vector<int> c, std::vector<int> arr)
{
    vector<double> dist(N, 0);
    ll i, j;
    double act;
    for (i = 0; i < M; i++)
        dist[min(x[i], y[i])] = c[i];
    vector<ll> pot(31, 0);
    pot[0] = 1;
    for (i = 1; i < 31; i++)
        pot[i] = pot[i - 1] * 2;
    vector<double> dis(K + 1, 0);
    for (i = 0; i < H; i++)
    {
        vector<double> nd = dis;
        if (arr[i] == 0)
        {
            for (j = 0; j <= K; j++)
                nd[j] = 0;
        }
        else if (arr[i] == 2)
        {
            for (j = 0; j < K; j++)
                nd[j + 1] = min(dis[j] / double(2), nd[j + 1]);

            if (i > 0)
            {
                double act = dis[0];
                for (ll l = 0; l < K; l++)
                {
                    act=dis[l];
                    for (j = 1; j <= K; j++)
                    {
                        if (l + j > K)
                            break;
                        act=act/2;
                        nd[l + j] = min(nd[j + l], act);
                        act=act+dist[i-1]*2;
                    }
                }
            }
            if (i + 1 < H)
            {
                double act = dis[0];
                for (ll l = 0; l < K; l++)
                {
                    act=dis[l];
                    for (j = 1; j <= K; j++)
                    {
                        if (l + j > K)
                            break;
                        act=act/2;
                        nd[l + j] = min(nd[j + l], act);
                        act=act+dist[i]*2;
                    }
                }
            }
        }
        for (j = 0; j <= K; j++)
            nd[j] = nd[j] + dist[i];
        dis = nd;
    }
    double mi = dis[0];
    for (j = 1; j <= K; j++)
        mi = min(mi, dis[j]);
    return mi;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 0 / 13
• Subtask 4: 0 / 19
• Subtask 5: 0 / 7
• Subtask 6: 0 / 16
• Subtask 7: 0 / 29
• Subtask 8: 0 / 3