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Submission #1057705

# Submission time Handle Problem Language Result Execution time Memory
1057705 2024-08-14T03:48:30 Z DucNguyen2007 Crocodile's Underground City (IOI11_crocodile) C++14
89 / 100
 255 ms 92764 KB 
#include "crocodile.h"
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define pii pair<int,int>
#define pll pair<ll,ll>
#define fi first
#define se second
const int maxN=1e5+5;
const ll inf=2e18;
struct duongdi
{
    int u;
    ll w;
    bool operator < (const duongdi &o)const
    {
        return w>o.w;
    }
};
pll d[maxN+1];
vector<duongdi> adj[maxN+1];
priority_queue<duongdi> pq;
int travel_plan(int N,int M,int R[][2],int L[],int K,int P[])
{
    for(int i=0;i<M;i++)
    {
        adj[R[i][0]].push_back({R[i][1],L[i]});
        adj[R[i][1]].push_back({R[i][0],L[i]});
    }
    for(int i=0;i<N;i++)
    {
        d[i]={inf,inf};
    }
    for(int i=0;i<K;i++)
    {
        pq.push({P[i],0});
        d[P[i]]={0,0};
    }
    while(!pq.empty())
    {
        duongdi tmp=pq.top();
        pq.pop();
        int u=tmp.u;
        ll w=tmp.w;
        //cout<<u<<" "<<w<<'\n';
        if(d[u].fi<w)
        {
            continue;
        }
        for(auto i:adj[u])
        {
            int v=i.u;
            //cout<<1<<" "<<v<<" ";
            if(d[v].fi>d[u].fi+i.w)
            {
                d[v].fi=d[u].fi+i.w;
                if(d[v].se>d[u].fi+i.w)
                {
                    swap(d[v].se,d[v].fi);
                }
                if(d[v].fi<inf)
                {
                    pq.push({v,d[v].fi});
                }
            }
            //cout<<d[v].fi<<'\n';
        }
    }
    return d[0].fi;
}

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6744 KB Output is correct
2 Correct 1 ms 6748 KB Output is correct
3 Correct 1 ms 6748 KB Output is correct
4 Correct 1 ms 6748 KB Output is correct
5 Correct 1 ms 6748 KB Output is correct
6 Correct 1 ms 6748 KB Output is correct
7 Correct 1 ms 6748 KB Output is correct
8 Correct 1 ms 6816 KB Output is correct

Subtask #2
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6744 KB Output is correct
2 Correct 1 ms 6748 KB Output is correct
3 Correct 1 ms 6748 KB Output is correct
4 Correct 1 ms 6748 KB Output is correct
5 Correct 1 ms 6748 KB Output is correct
6 Correct 1 ms 6748 KB Output is correct
7 Correct 1 ms 6748 KB Output is correct
8 Correct 1 ms 6816 KB Output is correct
9 Correct 2 ms 9052 KB Output is correct
10 Correct 1 ms 6748 KB Output is correct
11 Correct 1 ms 6744 KB Output is correct
12 Correct 3 ms 9308 KB Output is correct
13 Correct 2 ms 9308 KB Output is correct
14 Correct 1 ms 6748 KB Output is correct
15 Correct 1 ms 6748 KB Output is correct

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6744 KB Output is correct
2 Correct 1 ms 6748 KB Output is correct
3 Correct 1 ms 6748 KB Output is correct
4 Correct 1 ms 6748 KB Output is correct
5 Correct 1 ms 6748 KB Output is correct
6 Correct 1 ms 6748 KB Output is correct
7 Correct 1 ms 6748 KB Output is correct
8 Correct 1 ms 6816 KB Output is correct
9 Correct 2 ms 9052 KB Output is correct
10 Correct 1 ms 6748 KB Output is correct
11 Correct 1 ms 6744 KB Output is correct
12 Correct 3 ms 9308 KB Output is correct
13 Correct 2 ms 9308 KB Output is correct
14 Correct 1 ms 6748 KB Output is correct
15 Correct 1 ms 6748 KB Output is correct
16 Correct 221 ms 86732 KB Output is correct
17 Correct 40 ms 21848 KB Output is correct
18 Correct 45 ms 24144 KB Output is correct
19 Correct 255 ms 92764 KB Output is correct
20 Correct 145 ms 72528 KB Output is correct
21 Correct 22 ms 16364 KB Output is correct
22 Incorrect 155 ms 69460 KB Output isn't correct
23 Halted 0 ms 0 KB -