Submission #1252692

#	Time	Username	Problem	Language	Result	Execution time	Memory
1252692		dreamnguyen	세계 지도 (IOI25_worldmap)	C++20	0 / 100	1 ms	328 KiB

worldmap

#include <bits/stdc++.h>
#include "worldmap.h"
#define FOR(i,a,b) for(int i = a; i<b; i++)
using namespace std;
using ll = long long;

void giai(int u, vector<int> &used, vector<vector<int>> &a, vector<int> &o) {
    o.push_back(u);
    used[u] = 1;
    for (auto v : a[u]) {
        if (used[v] == 0) {
            giai(v, used, a, o);
            o.push_back(u);
        }
    }
}

vector<vector<int>> create_map(int N, int M, vector<int> A, vector<int> B) {
    int maxx = 50;
    vector<int> used(maxx, 0);
    vector<vector<int>> a(maxx);
    FOR(i,0,M) {
        a[A[i]].push_back(B[i]);
        a[B[i]].push_back(A[i]);
    }
    vector<int> o;
    giai(1, used, a, o);
    int n = (int)o.size();
    vector<vector<int>> ans(n, vector<int> (n, 0));
    FOR(i,0,N) {
		FOR(j,0,N) {
			ans[i][j] = o[i];
		}
	}
    return ans;
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 7
• Subtask 4: 0 / 8
• Subtask 5: 0 / 14
• Subtask 6: 0 / 56