# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1008493 | nickolasarapidis | Combo (IOI18_combo) | C++17 | 0 ms | 348 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
string guess_sequence(int N){
string S = "";
int first = 5;
bool a;
char buttons[4] = {'A', 'B', 'X', 'Y'};
vector<char> b; // size of b = 3
for(int i = 0; i < 3; i++){
if(press(S + buttons[i]) > 0){
first = i;
S += buttons[i];
break;
}
}
if(first == 5){
first = 3;
S += buttons[3];
}
// Q = 3 at worst
for(int i = 0; i < 4; i++){
if(i != first){
b.push_back(buttons[i]);
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