Submission

Score: 100

User: chs_14

Problemset: เก็บกราฟเบื้องต้น

Language: cpp

Time: 0.063 second

Submitted On: 2026-08-03 20:42:12

#include <utility>
#include <vector>
using namespace std;

vector<vector<int>> createGraph(int N, vector<pair<int, int>> E) {
    vector<vector<int>> arr(N);
    for (auto p : E) {
        arr[p.first].push_back(p.second);
        arr[p.second].push_back(p.first);
    }
    return arr;
}