oj.uz

답안 #810952

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
810952 2023-08-06T18:06:33 Z ma_moutahid 이상적인 도시 (IOI12_city) C++17
0 / 100
 23 ms 2896 KB 
#include <bits/stdc++.h>
using ll =long long;
//#define int ll
ll LINF=1000000000000000000;
int INF=1000000000;
#define pi pair<int,int>
#define pl pair<ll,ll>
#define endl '\n'
#define vi vector<int>
#define vii vector<vector<int>>
#define vl vector<ll>
#define vll vector<vector<ll>>
//#define int ll
using namespace std;



int DistanceSum(int n,int *X,int *Y){
    map<pi,int>m;
    map<pi,pi>pos;
    int mod=1e9;
    vii g(n);
    for(int i=0;i<n;i++){
        m.insert(make_pair(make_pair(X[i],Y[i]),i));
    }
    for(int i=0;i<n;i++){
        int x=X[i],y=Y[i];
        auto itr=m.find(make_pair(x+1,y));
        if(itr!=m.end()){
            g[i].push_back(itr->second);
        }
        itr=m.find(make_pair(x-1,y));
        if(itr!=m.end()){
            g[i].push_back(itr->second);
        }
        itr=m.find(make_pair(x,y+1));
        if(itr!=m.end()){
            g[i].push_back(itr->second);
        }
        itr=m.find(make_pair(x,y-1));
        if(itr!=m.end()){
            g[i].push_back(itr->second);
        }
    }
    set<pair<ll,int>>s;
    s.insert(make_pair(0ll,0));
    ll result=0;
    vi checked(n);
    while(!s.empty()){
        ll dist=s.begin()->first;
        dist%=mod;
        int node=s.begin()->second;
        checked[node]= 1;
        result+=dist;
        result%=mod;
        s.erase(s.begin());
        for(int &i:g[node]){
            if(checked[i])continue;
            s.insert(make_pair(dist+1,i));
        }
    }
    return result;
}

Subtask #1
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 23 ms 2876 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 45.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 22 ms 2896 KB Output isn't correct
2 Halted 0 ms 0 KB -