Submission #577855

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
577855	2022-06-15 10:13:54	vanic	Event Hopping (BOI22_events)	C++14	100 / 100	369 ms	19612 KiB

events

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#include <cstdio>
#include <iostream>
#include <algorithm>
#include <vector>
#include <set>
#include <map>
#include <cstring>
#include <queue>
 
using namespace std;
 
const int maxn=1e5+5, Log=17, pot=(1<<Log), inf=1e9;
 
struct tournament{
  int t[pot*2];
  tournament(){
    for(int i=1; i<pot*2; i++){
      t[i]=inf;
    }
  }
  void update(int x, int val){
    t[x]=min(t[x], val);
    for(x/=2; x>0; x/=2){
      t[x]=min(t[x*2], t[x*2+1]);
    }
  }
  int query(int L, int D, int x, int l, int d){
    if(L>=l && D<=d){
      return t[x];
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

events.cpp: In function 'int main()':
events.cpp:129:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  129 |  scanf("%d%d", &n, &q);
      |  ~~~~~^~~~~~~~~~~~~~~~
events.cpp:131:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  131 |   scanf("%d%d", &a[i].first, &a[i].second);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
events.cpp:191:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  191 |   scanf("%d%d", &x, &y);
      |   ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30