Submission #997840

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
997840	2024-06-13 02:11:42	bachhoangxuan	Comparing Plants (IOI20_plants)	C++17	44 / 100	353 ms	21072 KiB

plants

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#include "plants.h"
#include<bits/stdc++.h>
using namespace std;
const int maxn = 2e5+5;
const int inf = 1e9;
int n,k;
vector<int> R,A,B;
set<int> ss;
set<pair<int,int>> cc;
void cal(int x,int y){
    cc.erase({A[y],y});
    if((y-x+n)%n>=k){
        //cout << "add " << y << '\n';
        cc.insert({A[y],y});
    }
}
void add(int x){
    if(ss.empty()){
        ss.insert(x);
        cc.insert({A[x],x});
        //cout << "add " << x << '\n';
        return;
    }
    auto it=ss.lower_bound(x);
    if(it!=ss.end()) cal(x,*it);
    else cal(x,*ss.begin());
    if(it==ss.begin()) cal(*ss.rbegin(),x);
    else{
        it--;
 
 
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