Submission #1013797

#	Time	Username	Problem	Language	Result	Execution time	Memory
1013797		m5588ohammed	Tales of seafaring (POI13_mor)	C++14	50 / 100	2307 ms	131072 KiB

mor

#include <bits/stdc++.h>
using namespace std;
#define endl "\n"
map <array<int,3>,int> dis;
vector <int> v[5001];
queue <pair<int,int>> qu;
int n,m,k,w,a,b,d;
void bfs(int x){
    dis[{x,x,0}]=-1;
    qu.push({0,x});
    while(qu.size()!=0){
        auto[mydis,i]=qu.front();
        qu.pop();
        for(int j:v[i]){
            w=mydis+1;
            if(dis[{x,j,w%2}]>w||dis[{x,j,w%2}]==0){
                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++){
        cin>>a>>b;
        v[a].push_back(b);
        v[b].push_back(a);
    }
    for(int i=1;i<=n;i++) bfs(i);
    while(k--){
        cin>>a>>b>>d;
        if(a==b&&d!=0&&v[a].size()==0) cout<<"NIE"<<endl;
        else if(a==b&&d==0) cout<<"TAK"<<endl;
        else if(dis[{a,b,d%2}]<=d&&dis[{a,b,d%2}]!=0) cout<<"TAK"<<endl;
        else cout<<"NIE"<<endl;
    }
    return 0;
}

Compilation message (stderr)

mor.cpp: In function 'void bfs(int)':
mor.cpp:12:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   12 |         auto[mydis,i]=qu.front();
      |             ^

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