Submission #716598

#	Time	Username	Problem	Language	Result	Execution time	Memory
716598		TahirAliyev	Combo (IOI18_combo)	C++17	0 / 100	1 ms	208 KiB

combo

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

using namespace std;

string guess_sequence(int N) {
    string ans = "";
    if(press("AB") == 1){
        if(press("A") == 1){
          ans += 'A';
        }
        else{
          ans += 'B';
        }
    }
    else{
        if(press("X") == 1){
          ans += 'X';
        }
        else{
          ans += 'Y';
        }
    }
    vector<char> v = {'A', 'B', 'X', 'Y'};
    v.erase(find(v.begin(), v.end(), ans[0]));

    for (int i = 2; i < N; i++)
    {
        string help = "";
        help += ans;
        help += v[0];
        for (int j = 0; j < 3; j++)
        {
            help += ans;
            help += v[1];
            help += v[j];
        }
        int coins = press(help);
        if(coins == i){
            ans += v[0];
        }
        else if(coins == i + 1){
            ans += v[1];
        }
        else{
            ans += v[2];
        }
    }
    if(press(ans + v[0]) == N){
        ans += v[0];
    }else if(press(ans + v[1]) == N){
        ans += v[1];
    }
    else{
        ans += v[2];
    }
    return ans;
}

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