oj.uz

답안 #787149

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
787149 2023-07-18T21:25:10 Z gagik_2007 악어의 지하 도시 (IOI11_crocodile) C++17
100 / 100
 409 ms 73768 KB 
#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<ll, ll> pii;
typedef pair<ll, ll> pll;

#define ff first
#define ss second

ll ttt;
const ll INF=1e18;
const ll MOD=1e9+7;
const ll N=100007;
ll n,m,k;
vector<pair<ll,ll>>g[N];
int used[N];

int travel_plan(int NN, int MM, int R[][2], int L[], int KK, int P[]){
    n=NN;
    m=MM;
    k=KK;
    for(ll i=0;i<m;i++){
        // cout<<R[i][0]<<" "<<R[i][1]<<endl;
        g[R[i][0]].push_back(make_pair(R[i][1],L[i]));
        g[R[i][1]].push_back(make_pair(R[i][0],L[i]));
    }
    priority_queue<pii,vector<pii>,greater<pii>>q;
    vector<ll>mn(n+1,INF),smn(n+1,INF);
    // cout<<mn[0]<<" "<<smn[0]<<endl;
    for(ll i=0;i<k;i++){
        q.push(make_pair(0,P[i]));
        mn[P[i]]=smn[P[i]]=0;
    }
    while(!q.empty()){
        ll v=q.top().ss;
        ll w=q.top().ff;
        // cout<<v<<" "<<w<<endl;
        // cout<<mn[v]<<" "<<smn[v]<<endl<<endl;
        q.pop();
        if(smn[v]==w){
            // if(v==320){
            //     cout<<"Qnnarkum enq 320in: "<<w<<endl;
            // }
            // if(used[v])cout<<v<<": "<<used[v]<<"->"<<w<<endl;
            used[v]=w;
            for(pii x:g[v]){
                ll to=x.ff;
                ll dist=x.ss;
                // cout<<v<<" "<<to<<" "<<dist<<endl;
                // cout<<mn[to]<<" "<<smn[v]<<endl;
                // cout<<endl;
                if(mn[to]>smn[v]+dist){
                    // if(to==320){
                    //     cout<<"320y yngnelu a queue-i mej (hima: "<<smn[to]<<")"<<endl;
                    // }
                    bool etas=!(smn[to]==mn[to]);
                    smn[to]=mn[to];
                    mn[to]=smn[v]+dist;
                    if(smn[to]!=INF&&etas)
                    q.push(make_pair(smn[to],to));
                    // if(to==320){
                    //     cout<<"320y yngav queue-i mej 1: "<<smn[to]<<endl;
                    // }
                }
                else if(smn[to]>smn[v]+dist){
                    // if(to==320){
                    //     cout<<"320y yngnelu a queue-i mej (hima: "<<smn[to]<<")"<<endl;
                    // }
                    smn[to]=smn[v]+dist;
                    q.push(make_pair(smn[to],to));
                    // if(to==320){
                    //     cout<<"320y yngav queue-i mej 2: "<<smn[to]<<endl;
                    // }
                }
            }
        }
    }
    return smn[0];
}

Subtask #1
46.0 / 46.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 2 ms 2668 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2808 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 3 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct

Subtask #2
43.0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 2 ms 2668 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2808 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 3 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 3 ms 3068 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2900 KB Output is correct
12 Correct 6 ms 3412 KB Output is correct
13 Correct 4 ms 3412 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct

Subtask #3
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 2 ms 2668 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2772 KB Output is correct
5 Correct 2 ms 2808 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 3 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 3 ms 3068 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2900 KB Output is correct
12 Correct 6 ms 3412 KB Output is correct
13 Correct 4 ms 3412 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 354 ms 67484 KB Output is correct
17 Correct 56 ms 15104 KB Output is correct
18 Correct 80 ms 17436 KB Output is correct
19 Correct 409 ms 73768 KB Output is correct
20 Correct 262 ms 55480 KB Output is correct
21 Correct 28 ms 8540 KB Output is correct
22 Correct 242 ms 50592 KB Output is correct