Submission #1003760

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1003760	2024-06-20 16:52:47	coolboy19521	One-Way Streets (CEOI17_oneway)	C++17	100 / 100	162 ms	61188 KiB

oneway

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#pragma GCC optimize("Ofast")
#include "bits/stdc++.h"
#define int long long
using namespace std;
const int sz = 2e5 + 10;
const int sm = 25;
vector<pair<int, int>> aj[sz], ajgr[sz];
int br[sz], gr[sz], dp[sz];
int in[sz], lo[sz];
int pn[sz], pe[sz];
int le[sz], ri[sz];
int up[sm][sz];
int n, m, p;
bool dr[sz];
char la[sz];
int tr;
void taj(int v, int p = 0) {
    in[v] = lo[v] = ++tr;
    bool ps = false;
    for (auto& u : aj[v]) {
        int to = u.first, nm = u.second;
        if (to == p && !ps) {
            ps = true;
            continue;
        } else if (in[to]) {
            lo[v] = min(lo[v], in[to]);
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40