Submission #628146

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
628146	2022-08-13 06:26:17	qwerasdfzxcl	Rarest Insects (IOI22_insects)	C++17	100 / 100	63 ms	552 KiB

insects

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#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
mt19937 rng(1557);
vector<int> P;
set<int> qst, cd;
int n, t;
bool ins(int x){
    bool ret = qst.insert(x).second;
    if (ret) move_inside(P[x-1]);
    return ret;
}
bool del(int x){
    if (qst.find(x)==qst.end()) return 0;
    qst.erase(x);
    move_outside(P[x-1]);
    return 1;
}
void get_type(){
    for (int i=1;i<=n;i++){
        ins(i);
        if (press_button()>1) del(i);
    }
    t = qst.size();
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 75 / 75