Submission #1016371

#	Time	Username	Problem	Language	Result	Execution time	Memory
1016371		12345678	Overtaking (IOI23_overtaking)	C++17	39 / 100	3524 ms	16208 KiB

overtaking

#include "overtaking.h"
#include <bits/stdc++.h>

using namespace std;

#define ll long long

const int nx=1e3+5;

ll n, m, e[nx][nx], t[nx][nx];
vector<ll> l, w, s;

void init(int L, int N, std::vector<long long> T, std::vector<int> W, int X, int M, std::vector<int> S)
{
    n=N, m=M;
    l.resize(N+1);
    w.resize(N+1);
    s.resize(M);
    for (int i=0; i<n; i++) l[i]=T[i], w[i]=W[i];
    for (int i=0; i<m; i++) s[i]=S[i];
    w[n]=X;
}

long long arrival_time(long long Y)
{
    l[n]=Y;
    for (int i=0; i<=n; i++) t[0][i]=l[i];
    for (int i=1; i<m; i++)
    {
        vector<pair<ll, pair<ll, ll>>> v;
        for (int j=0; j<=n; j++) e[i][j]=t[i-1][j]+(s[i]-s[i-1])*w[j], v.push_back({t[i-1][j], {e[i][j], j}});
        sort(v.begin(), v.end());
        ll mx=0;
        for (int j=0; j<=n; j++) mx=max(mx, v[j].second.first), t[i][v[j].second.second]=mx;
        //for (int j=0; j<=n; j++) cout<<"debug "<<i<<' '<<j<<' '<<t[i][j]<<'\n';
    }
    return t[m-1][n];
}

• Subtask 0: 0 / 0
• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 20 / 20
• Subtask 4: 0 / 26
• Subtask 5: 0 / 35