# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1100449 | dzhoz0 | Combo (IOI18_combo) | C++17 | 36 ms | 1212 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.
/*
ghmt the cutie :3
UwU
*/
#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
#define INF 1e18
#define f first
#define s second
#define pii pair<int, int>
#define vi vector<int>
string guess_sequence(int N) {
mt19937 rng(69420);
vector<char> v = {'A', 'B', 'X', 'Y'};
string p = "";
for(int i = 0; i < 3; i++) {
char c = v[i];
p += c;
if(press(p) == 1) {
reverse(v.begin() + i, v.end());
break;
}
p.pop_back();
}
if(p == "") p += v[3];
v.pop_back();
// cout << v.size() << '\n';
for(int i = 1; i < N; i++) {
shuffle(v.begin(), v.end(), rng);
for(int j = 0; j < 2; j++) {
p += v[j];
if(press(p) == i + 1) {
break;
}
p.pop_back();
}
if(p.size() != i + 1) {
p += v[2];
}
}
return p;
}
Compilation message (stderr)
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