Submission #570885

#	Time	Username	Problem	Language	Result	Execution time	Memory
570885		AGE	Konj (COCI19_konj)	C++14	70 / 70	301 ms	40584 KiB

konj

#include<bits/stdc++.h>
#define F first
#define S second
#define pb push_back
#define int long long
using namespace std;
const int N=1e6,M=2e3;
int maxx,maxy,minx,miny;
map< pair<int,int> , vector< pair< int,int> > > adj;
map< pair< int,int> , int > vis;
int a[N],b[N],c[N],d[N],ans[301][301];
void dfs(int xnode,int ynode){

    vis[{xnode,ynode}]=1;

    for(auto x:adj[{xnode,ynode}]){

        if(vis[x])
            continue;

        dfs(x.F,x.S);
    }
}
main(){


    int n;
    cin>>n;

    maxx=-1e18,minx=1e18,miny=1e18,maxy=-1e18;
    for(int i=0;i<n;i++){

        cin>>a[i]>>b[i]>>c[i]>>d[i];

        adj[{a[i],b[i]}].pb({c[i],d[i]});
        adj[{c[i],d[i]}].pb({a[i],b[i]});

    }

    int x,y;
    cin>>x>>y;
    ans[x][y]=1;


    for(int i=0;i<n;i++){

        for(int j=min(a[i],c[i]);j<=max(a[i],c[i]);j++){
            for(int k=min(b[i],d[i]);k<=max(b[i],d[i]);k++){
                if(j==x&&k==y){
                    dfs(a[i],b[i]),dfs(c[i],d[i]);
                    continue;
                }
            }
        }
    }


    for(int i=0;i<n;i++){

        if(!vis[{a[i],b[i]}]&&!vis[{c[i],d[i]}])
            continue;

        maxx=max(maxx,max(a[i],c[i]));
        maxy=max(maxy,max(b[i],d[i]));
        minx=min(minx,min(a[i],c[i]));
        miny=min(miny,min(b[i],d[i]));

        for(int j=min(a[i],c[i]);j<=max(a[i],c[i]);j++)
            for(int k=min(b[i],d[i]);k<=max(b[i],d[i]);k++)
                ans[j][k]=1;

    }

    for(int j=maxy;j>=miny;j--){
        for(int i=minx;i<=maxx;i++){
            if(ans[i][j]==1)
                cout<<"#";
            else cout<<".";
        }
        cout<<endl;
    }
    cout<<endl;

    return 0;

}


/*

2 2 6 2
2 2 2 6
6 2 6 4
6 4 6 6
2 6 6 6
6 2 8 2
8 2 10 2
10 2 12 2
12 2 12 4
12 4 6 4
6 2 6 1
8 2 8 0
10 2 10 1
12 2 12 0
42 42 42 43
2 2
*/

Compilation message (stderr)

konj.cpp:24:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   24 | main(){
      | ^~~~

• Subtask 1: 70 / 70