Submission

Score: 100

User: purihorharin

Problemset: เก็บกราฟเบื้องต้น

Language: cpp

Time: 0.081 second

Submitted On: 2026-03-19 18:47:47

#include <iostream>
#include <vector>

std::vector<std::vector<int>> createGraph(int N, std::vector<std::pair<int, int>> E) {
    std::vector<std::vector<int>> graph(N);

    for (auto pair : E) {
        graph[pair.first].push_back(pair.second);
        graph[pair.second].push_back(pair.first);
    }

    return graph;
}