Submission #682656

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
682656	2023-01-16 17:24:21	benson1029	Examination (JOI19_examination)	C++14	100 / 100	662 ms	103368 KiB

examination

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#include<bits/stdc++.h>
using namespace std;
struct entry{
  int op;
  int a,b,c;
  int id;
};
bool cmpa(entry x, entry y) {
  if(x.a == y.a) return x.op < y.op;
  return x.a > y.a;
}
bool cmpb(entry x, entry y) {
  if(x.b == y.b) return x.op < y.op;
  return x.b > y.b;
}
struct node{
  int v;
  node *l, *r;
  node(): v(0), l(NULL), r(NULL) {}
};
entry a[200005];
entry b[200005];
int ans[200005];
pair<int,int> c[200005];
int n,q;
int w,x,y;
void upd(node *x, long long l, long long r, int pos) {
  if(l == r) {
    x->v++;
  } else {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

examination.cpp: In function 'int main()':
examination.cpp:80:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   80 |  scanf("%d%d", &n, &q);
      |  ~~~~~^~~~~~~~~~~~~~~~
examination.cpp:82:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   82 |   scanf("%d%d", &x, &y);
      |   ~~~~~^~~~~~~~~~~~~~~~

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