# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
102454 | muradeyn | Combo (IOI18_combo) | C++14 | 48 ms | 572 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 "combo.h"
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int N) {
string res;
vector<char>v;
if (press("AB") >= 1) {
if (press("A") == 1)res = "A";
else res = "B";
}
else {
if (press("X") == 1)res = "X";
else res = "Y";
}
if (res[0] != 'X')v.push_back('X');
if (res[0] != 'Y')v.push_back('Y');
if (res[0] != 'A')v.push_back('A');
if (res[0] != 'B')v.push_back('B');
while (res.length() < N) {
if (res.length() == N - 1) {
if (press(res + v[0]) == N)res += v[0];
else if (press(res + v[1]) == N)res += v[1];
else res += v[2];
continue;
}
string query = res + v[0] + res + v[1] + v[0] + res + v[1] + v[1] + res + v[1] + v[2];
//cout<<query<<endl;
int val = press(query);
Compilation message (stderr)
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