Submission #257727

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
257727	2020-08-04 16:04:52	Bruteforceman	Sweeping (JOI20_sweeping)	C++11	1 / 100	18122 ms	986784 KiB

sweeping

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#include <bits/stdc++.h>
using namespace std;
const int maxm = 1.5e6 + 10;
int X[maxm], Y[maxm];
pair <int, int> ans[maxm];
int n;
struct info {
  int t, p;
  int idx;
  info () {}
};
info index(int i) {
  info x;
  x.t = 4;
  x.idx = i;
  return x;
}
struct ds {
  map <int, int> par, value;
  map <int, vector <int>> cont;
  priority_queue <pair <int, int>, vector <pair <int, int>>, greater <pair <int, int>>> Q;
  ds () {}
  int root(int x) {
    if(par[x] == x) return x;
    return par[x] = root(par[x]);
  }
  void joinIdx(int x, int y) {
    x = root(x);
    y = root(y);
 
 
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Compilation message (stderr)

sweeping.cpp: In function 'int main()':
sweeping.cpp:151:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d %d", &n, &m, &q);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
sweeping.cpp:157:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &X[i], &Y[i]);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
sweeping.cpp:162:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &add.t);
     ~~~~~^~~~~~~~~~~~~~
sweeping.cpp:164:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d", &add.p);
       ~~~~~^~~~~~~~~~~~~~
sweeping.cpp:167:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     else if (add.t == 2) scanf("%d", &add.p);
                          ~~~~~^~~~~~~~~~~~~~
sweeping.cpp:168:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     else if (add.t == 3) scanf("%d", &add.p);
                          ~~~~~^~~~~~~~~~~~~~
sweeping.cpp:171:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d %d", &X[m], &Y[m]);
       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 1 / 1
• Subtask 2: 0 / 10
• Subtask 3: 0 / 11
• Subtask 4: 0 / 53
• Subtask 5: 0 / 25