Submission #261198

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
261198	2020-08-11 14:13:34	Bruteforceman	Examination (JOI19_examination)	C++11	2 / 100	3035 ms	195720 KiB

examination

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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
const int maxn = 2e5 + 10;
typedef pair <int, int> pii;
typedef tree <pii,
              null_type,
              less <pii>,
              rb_tree_tag,
              tree_order_statistics_node_update> orderset;
struct info {
  int x, y, z;
  int id;
  info (int x, int y, int z) : x(x), y(y), z(z) {}
  info () {}
  bool operator < (info d) const {
    if(z == d.z) {
      return id < d.id;
    } 
    return z > d.z;
  }
} a[maxn];
orderset t[maxn * 4];
int ans[maxn];
int idx;
void add(int x, int y, int id, int c = 1, int b = 1, int e = idx) {
  t[c].insert(pii(y, id));
 
 
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Compilation message (stderr)

examination.cpp: In function 'int main()':
examination.cpp:51:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &n, &q);
   ~~~~~^~~~~~~~~~~~~~~~~
examination.cpp:54:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &a[i].x, &a[i].y);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
examination.cpp:60:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %d", &a[i].x, &a[i].y, &a[i].z);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 0 / 20
• Subtask 3: 0 / 21
• Subtask 4: 0 / 57