Submission #892522

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
892522	2023-12-25 13:07:05	1075508020060209tc	Interval Collection (CCO20_day2problem2)	C++14	4 / 25	714 ms	87636 KiB

Main

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#pragma GCC optimize("O3")
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define X first
#define Y second
int Q;
map<pair<int,int>,int>freqseg;
multiset<int>mstv;
map<int,int>mp;
void add(int l,int r){
if(freqseg.size()==1){
    mp[r]=l;
    return;
}
auto it=mp.lower_bound(r);
if(it==mp.begin()){
    mstv.insert((*it).first-l);
    mp[r]=l;
    return;
}
if(it==mp.end()){
    it=prev(it);
    mstv.insert(r-(*it).second);
    mp[r]=l;
    return;
}
int l1=(*it).second;int l2=(*prev(it)).second;
 
 
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Compilation message (stderr)

Main.cpp: In function 'void add(long long int, long long int)':
Main.cpp:30:5: warning: unused variable 'l1' [-Wunused-variable]
   30 | int l1=(*it).second;int l2=(*prev(it)).second;
      |     ^~
Main.cpp:31:24: warning: unused variable 'r2' [-Wunused-variable]
   31 | int r1=(*it).first;int r2=(*prev(it)).first;
      |                        ^~
Main.cpp: In function 'void del(long long int, long long int)':
Main.cpp:51:5: warning: unused variable 'l2' [-Wunused-variable]
   51 | int l2=(*next(it)).second;int l1=(*prev(it)).second;
      |     ^~
Main.cpp:52:30: warning: unused variable 'r1' [-Wunused-variable]
   52 | int r2=(*next(it)).first;int r1=(*prev(it)).first;
      |                              ^~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 8
• Subtask 3: 0 / 7
• Subtask 4: 4 / 4
• Subtask 5: 0 / 3