Submission #1156965

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1156965	2025-02-25 05:18:28	Pacybwoah	Unique Cities (JOI19_ho_t5)	C++20	4 / 100	2096 ms	14640 KiB

joi2019_ho_t5

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#include<iostream>
#include<algorithm>
#include<utility>
#include<vector>
#include<map>
#include<cmath>
#include<set>
using namespace std;
vector<vector<int>> graph;
vector<vector<int>> dist;
vector<int> col;
void dfs(int node, int parent, int d){
    dist[d].push_back(node);
    for(auto &x: graph[node]){
        if(x == parent) continue;
        dfs(x, node, d + 1);
    }
}
int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    graph.resize(n + 1);
    col.resize(n + 1);
    dist.resize(n + 1);
    for(int i = 1; i < n; i++){
        int a, b;
        cin >> a >> b;
        graph[a].push_back(b);
 
 
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• Subtask 1: 4 / 4
• Subtask 2: 0 / 32
• Subtask 3: 0 / 32
• Subtask 4: 0 / 32