Files
Data-Structure/Exercise/Homework6/图的创建.cpp
2025-11-27 13:40:37 +08:00

30 lines
643 B
C++

#include <iostream>
#include <vector>
#include <utility>
#include <algorithm>
using namespace std;
int main() {
int n, m;
cin >> n >> m;
vector<vector<pair<int, int>>> adj(n);
//DAG
for (int i = 0; i < m; i++) {
int u, v, w;
cin >> u >> v >> w;
adj[u].push_back({v, w});
}
for(int i = 0; i < n; i++) {
if(adj[i].size() > 0) {
sort(adj[i].begin(), adj[i].end());
cout << i << ":";
for(auto [v, w] : adj[i]) {
cout << "(" << i << "," << v << "," << w << ")";
}
cout << endl;
}
}
return 0;
}