Submission #62550

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
62550	2018-07-29 05:23:51	gusfring	Bitaro’s Party (JOI18_bitaro)	C++14	14 / 100	1967 ms	110968 KiB

bitaro

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#include <bits/stdc++.h>
using namespace std;
 
#define pii pair<int, int>
#define fi first
#define se second
 
const int mxN=1e5, bs=80;
int n, m, q, dp2[mxN], c[mxN];
vector<int> adj[mxN];
vector<pii> dp1[mxN];
priority_queue<pii, vector<pii>, greater<pii>> pq;
bool a[mxN];
 
int main() {
  scanf("%d %d %d", &n, &m, &q);
  while(m--) {
    int u, v;
    scanf("%d %d", &u, &v);
        --u, --v;
    adj[v].push_back(u);
  }
  for(int i=0; i<n; ++i) {
    pq.push({0, i});
    for(int v : adj[i]) {
      for(pii p : dp1[v]) {
        pq.push({p.fi+1, p.se});
        if(pq.size()>bs)
          pq.pop();
      }
 
 
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Compilation message (stderr)

bitaro.cpp: In function 'int main()':
bitaro.cpp:16:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d %d", &n, &m, &q);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
bitaro.cpp:19:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &u, &v);
   ~~~~~^~~~~~~~~~~~~~~~~
bitaro.cpp:39:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &t, &y);
   ~~~~~^~~~~~~~~~~~~~~~~
bitaro.cpp:42:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &c[i]);
    ~~~~~^~~~~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 7 / 7
• Subtask 3: 0 / 86