Submission #1013744

#	Time	Username	Problem	Language	Result	Execution time	Memory
1013744		vjudge1	Tales of seafaring (POI13_mor)	C++17	20 / 100	3075 ms	131072 KiB

mor

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#include <bits/stdc++.h>
using namespace std;
#define endl "\n"
#define int long long
int dis[5001][5001][2];
vector <int> v[5001];
int n,m,k;
void bfs(int x){
    for(int i=1;i<=n;i++) dis[x][i][0]=dis[x][i][1]=1e15;
    dis[x][x][0]=0;
    priority_queue <pair<int,int>> qu;
    qu.push({0,x});
    
    while(qu.size()!=0){
        auto[mydis,i]=qu.top();
        qu.pop();
        if(mydis>dis[x][i][mydis%2]) continue;
        for(int j:v[i]){
            int w=mydis+1;
            if(dis[x][j][w%2]>w){
                dis[x][j][w%2]=w;
                qu.push({w,j});
            }
        }
    }
    return;
}
signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    cin>>n>>m>>k;
    for(int i=0;i<m;i++){
        int a,b;
        cin>>a>>b;
        v[a].push_back(b);
        v[b].push_back(a);
    }
    //bfs();
    for(int i=1;i<=n;i++) bfs(i);
    while(k--){
        int a,b,d;
        cin>>a>>b>>d;
        if(dis[a][b][d%2]<=d&&dis[a][b][d%2]!=1e15) cout<<"TAK"<<endl;
        else cout<<"NIE"<<endl;
    }
    return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10