Submission #842645

#	Time	Username	Problem	Language	Result	Execution time	Memory
842645		mindiyak	Overtaking (IOI23_overtaking)	C++17	19 / 100	5 ms	540 KiB

overtaking

#include "overtaking.h"
#pragma GCC optimize("O3")
#pragma GCC target("sse4")
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<ld> vd;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (ll i = a; i < (b); i++)
#define F0R(i, a) for (ll i = 0; i < (a); i++)
#define FORd(i, a, b) for (ll i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (ll i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define fst first
#define nl endl
#define sec second
#define lb lower_bound
#define ub upper_bound
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define ins insert
const int MOD = 1000000007;
const int MX = INT_MAX;
const int MN = INT_MIN;
 
ll l,n,x,m;
vl t,s;
vector<pair<ll,ll>> w;
vector<vector<ll>> pos(1003,vl());

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


    FOR(i,0,M){
        FOR(j,0,N){
            int a = w[j].second;
            if(pos[a].size() == 0)
                pos[a].push_back(t[a]);
            else{
                pos[a].push_back(pos[a][pos[a].size()-1] + (S[i]-S[i-1])*w[j].first);
            }
        }
    }

    return;
}

long long arrival_time(long long Y)
{
    ll time = Y;
    FOR(i,1,m){
        ll nextTime = time+(s[i]-s[i-1])*x;
        FOR(j,0,n){
            if(pos[j][i-1]<time and pos[j][i]>time){
                nextTime = max(nextTime,pos[j][i]);
            }
        }
        time = nextTime;
    }
    return time;
}

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