Submission #1147400

#	Time	Username	Problem	Language	Result	Execution time	Memory
1147400		Kaztaev_Alisher	Combo (IOI18_combo)	C++20	0 / 100	0 ms	408 KiB

combo

#include "combo.h"
#include <bits/stdc++.h>

#define ios ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define file(s) if (fopen(s".in", "r")) freopen(s".in", "r", stdin), freopen(s".out", "w", stdout)
#define all(a) a.begin() , a.end()
#define F first
#define S second

using namespace std;
using ll = long long;

const ll N = 1e6+5 , inf = 2e9 + 7 , block = 1000;
const ll INF = 1e18 ,   mod = 1e9+7;

string guess_sequence(int N) {
	string s = "";
	string s1 = "";
	if(press("A")) s = "A" , s1 = "BXY";
	else if(press("Y")) s = "Y" , s1 = "ABX";
	else if(press("X")) s = "X" , s1 = "ABY";
	else s = "B" , s1 = "AXY";
	for(int i = 2; i <= N; i++){
		for(int j = 0; j < 3; j++){
			if(j == 2){
				s += s[j];
			} else {
				s += s[j];
				if(press(s) == i) break;
				s.pop_back();
			}
		}
	}
	return s;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 95