Submission #321991

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
321991	2020-11-13 16:46:03	ThaiBaHung	Railway (BOI17_railway)	C++14	100 / 100	419 ms	35684 KiB

railway

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#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 3;
int n, m, k;
vector < int > adj[N];
struct E
{
    int id;
    int u;
    int v;
};
E edge[N];
int numchain;
int ChainId[N];
int ChainHead[N];
int cha[N];
int P[N][30];
int pos[N];
int dinh[N];
int socon[N];
int dem = 0;
int depth[N];
int vs[N];
pair < int, int > point[N];
int pre[N];
void dfs(int i, int j)
{
    socon[i] = 1;
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 15 / 15
• Subtask 3: 7 / 7
• Subtask 4: 29 / 29
• Subtask 5: 16 / 16
• Subtask 6: 25 / 25