Submission #158580

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
158580	2019-10-18 01:48:58	Lawliet	One-Way Streets (CEOI17_oneway)	C++14	100 / 100	167 ms	23316 KiB

oneway

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#include <bits/stdc++.h>
using namespace std;
const int MAXN = 100010;
int n, m, q;
int curTime;
int ans[MAXN];
int low[MAXN];
int pre[MAXN];
int sub[MAXN];
bool marc[MAXN];
vector< int > adj[MAXN];
vector< int > indEdge[MAXN];
vector< int > direction[MAXN];
int min(int& a, int& b)
{
  if(a < b) return a;
  return b;
}
void DFSLowlink(int cur, int p)
{
  marc[ cur ] = true;
  low[ cur ] = pre[ cur ] = ++curTime;
 
 
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Compilation message (stderr)

oneway.cpp: In function 'void DFSLowlink(int, int)':
oneway.cpp:32:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0 ; i < adj[ cur ].size() ; i++)
                  ~~^~~~~~~~~~~~~~~~~~~
oneway.cpp: In function 'int main()':
oneway.cpp:60:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~
oneway.cpp:65:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&U,&V);
   ~~~~~^~~~~~~~~~~~~~~
oneway.cpp:77:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&q);
  ~~~~~^~~~~~~~~
oneway.cpp:82:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&X,&Y);
   ~~~~~^~~~~~~~~~~~~~~

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