Submission #312876

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
312876	2020-10-14 14:21:10	two_sides	One-Way Streets (CEOI17_oneway)	C++17	100 / 100	335 ms	22136 KiB

oneway

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#include <bits/stdc++.h>
using namespace std;
#define eb emplace_back
#define fi first
#define se second
struct edge {
    int u, v;
};
using ii = pair <int, int>;
const int N = 1e5 + 5;
const int LG = 18;
int col[N], bri[N], pred[N];
int num[N], low[N], tim;
int par[N], p[LG][N], d[N];
vector <ii> adj[N]; edge ed[N];
int find_set(int u) {
    return u == par[u] ?
    u : par[u] = find_set(par[u]);
}
void dfs(int u) {
    int v, i;
    num[u] = low[u] = ++tim;
    for (ii pp : adj[u]) {
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40