# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1090927 | T0p_ | Combo (IOI18_combo) | C++14 | 1 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 "combo.h"
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int n) {
string ans = "";
if (press("AB")) {
ans += press("A") ? "A" : "B";
}
else {
ans += press("X") ? "X" : "Y";
}
vector<char> v;
if (ans[0] != 'A') v.push_back('A');
if (ans[0] != 'B') v.push_back('B');
if (ans[0] != 'X') v.push_back('X');
if (ans[0] != 'Y') v.push_back('Y');
for (int i=1 ; i<n ; i++) {
string tmp = "";
for (char c : v) {
tmp += ans + v[0] + c;
}
tmp += ans + v[1];
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