Submission #390287

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
390287	2021-04-15 19:06:05	mchang	One-Way Streets (CEOI17_oneway)	C++11	100 / 100	112 ms	19496 KiB

oneway

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#define pb push_back
#define eb emplace_back
#define F first
#define S second
#include <bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
vector<pii> adj[1<<18];
char dir[1<<18];
vector<pii> edges;
int pre[1<<18];
int link[1<<18];
int prenum = 1;
int N,M,P;
int indeg[1<<18];
int outdeg[1<<18];
void dfs(int u, int pi) {
    pre[u] = link[u] = prenum++;
    int minlink = pre[u];
    for (auto& e : adj[u]) {
        if (e.S == pi) continue;
 
 
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Compilation message (stderr)

oneway.cpp: In function 'int main()':
oneway.cpp:67:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   67 |     scanf("%d %d", &N, &M);
      |     ~~~~~^~~~~~~~~~~~~~~~~
oneway.cpp:70:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   70 |         scanf("%d %d", &u, &v);
      |         ~~~~~^~~~~~~~~~~~~~~~~
oneway.cpp:77:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   77 |     scanf("%d", &P);
      |     ~~~~~^~~~~~~~~~
oneway.cpp:79:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   79 |         int u,v; scanf("%d %d", &u, &v);
      |                  ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40