oj.uz

Submission #941008

# Submission time Handle Problem Language Result Execution time Memory
941008 2024-03-08T04:59:40 Z hotboy2703 Toxic Gene (NOI23_toxic) C++17
70.3 / 100
 24 ms 600 KB 
#include "toxic.h"
#include<bits/stdc++.h>
using namespace std;
using ll = int;
using ull = unsigned long long;
using ld = long double;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());

#define pll pair <ll,ll>
#define fi first
#define se second
#define sz(a) (ll((a).size()))
#define BIT(mask,i) (((mask) >> (i))&1)
#define MASK(i) (1LL << (i))
#define MP make_pair
ll ans[310];
ll wow = 0;
ll query(vector <ll> all){
    wow++;
    return query_sample(all);
}
ll cnt_poison = 0;
//0 thuong 1 doc 2 manh
void solve(vector <ll> all){
    if (sz(all) == 1){ans[all.back()]=1;cnt_poison++;return;}
    ll mid = sz(all)/2;
    vector <ll> L;
    vector <ll> R;
    for (ll i = 0;i < mid;i++)L.push_back(all[i]);
    for (ll i = mid;i < sz(all);i ++)R.push_back(all[i]);

    if (query(L)!=sz(L)){
        solve(L);
    }
    else solve(R);
}
void determine_type(int n){
    wow = 0;
    cnt_poison = 0;
    for (ll i = 1;i <= n;i ++)ans[i] = -1;
    deque <ll> pos;
    for (ll i=  1;i <= n;i ++){
        pos.push_back(i);
    }
    ll init_strong = 0;
    ll strong = 0;
    ll cnt_norm = 0;
    {
        strong = query(vector <ll> (pos.begin(),pos.end()));
        init_strong = strong;
    }
    while (sz(pos)&&cnt_poison<30){
        shuffle(pos.begin(),pos.end(),rng);
        vector <ll> cur;
        while (sz(pos) && sz(cur) < 8){cur.push_back(pos.back());pos.pop_back();}
        vector <ll> all;
        for (ll j= 0 ;j < sz(cur);j ++){
            for (ll k= 0 ;k < MASK(j);k ++)all.push_back(cur[j]);
        }
        ll sus = query(all);
        if (sus != sz(all)){
            vector <ll> tmp;
            for (ll j = 0;j < sz(cur);j ++){
                if (BIT(sus,j)){ans[cur[j]] = 2;strong--;}
                else tmp.push_back(cur[j]);
            }

            cur = tmp;
            solve(cur);
            bool ok = 0;
            for (auto x:cur){
                if (ans[x] == 1){ok = 1;continue;}
                if (!ok){cnt_norm++;ans[x] = 0;}
                else pos.push_front(x);
            }
        }
    }
    ll nor = n - cnt_poison - init_strong;
	ll poison = -1;
	vector <ll> rem;
    for (ll i = 1;i <= n;i ++){
        if (ans[i] == 1){
            poison = i;
        }
        else{
            if (ans[i] == -1)rem.push_back(i);
        }
    }
    while (sz(rem)&&strong>0&&cnt_norm<nor){
        vector <ll> cur;
        while (sz(rem) && sz(cur) < 8){cur.push_back(rem.back());rem.pop_back();}
        vector <ll> all;
        for (ll j = 0;j < sz(cur);j ++){
            for (ll k = 0;k < MASK(j);k ++){
                all.push_back(cur[j]);
            }
        }
        all.push_back(poison);
        ll x = query(all);
        for (ll j = 0;j < sz(cur);j ++){
            if (BIT(x,j)){
                ans[cur[j]] = 2;
                strong--;
            }
            else {cnt_norm++;ans[cur[j]] = 0;}
        }
    }
    for (ll i = 1;i <= n;i ++)if (ans[i]==-1)ans[i] = (cnt_norm<nor)?0:2;
    for (ll i = 1;i <= n;i ++){
        if (ans[i]==0)answer_type(i,'R');
        if (ans[i]==2)answer_type(i,'S');
        if (ans[i]==1)answer_type(i,'T');
    }
}

Subtask #1
70.3 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 18 ms 508 KB Output is correct
3 Partially correct 19 ms 492 KB Partially correct
4 Partially correct 19 ms 348 KB Partially correct
5 Partially correct 24 ms 512 KB Partially correct
6 Partially correct 23 ms 348 KB Partially correct
7 Partially correct 23 ms 344 KB Partially correct
8 Partially correct 23 ms 504 KB Partially correct
9 Partially correct 23 ms 508 KB Partially correct
10 Partially correct 22 ms 344 KB Partially correct
11 Correct 20 ms 344 KB Output is correct
12 Correct 18 ms 348 KB Output is correct
13 Partially correct 20 ms 344 KB Partially correct
14 Partially correct 22 ms 348 KB Partially correct
15 Partially correct 22 ms 512 KB Partially correct
16 Partially correct 23 ms 516 KB Partially correct
17 Partially correct 24 ms 344 KB Partially correct
18 Partially correct 24 ms 348 KB Partially correct
19 Partially correct 24 ms 344 KB Partially correct
20 Partially correct 23 ms 344 KB Partially correct
21 Correct 20 ms 512 KB Output is correct
22 Correct 20 ms 344 KB Output is correct
23 Correct 14 ms 344 KB Output is correct
24 Partially correct 19 ms 348 KB Partially correct
25 Partially correct 20 ms 348 KB Partially correct
26 Partially correct 20 ms 348 KB Partially correct
27 Partially correct 20 ms 344 KB Partially correct
28 Correct 17 ms 600 KB Output is correct
29 Partially correct 22 ms 348 KB Partially correct
30 Partially correct 23 ms 348 KB Partially correct
31 Partially correct 23 ms 344 KB Partially correct
32 Partially correct 23 ms 344 KB Partially correct
33 Correct 19 ms 348 KB Output is correct
34 Correct 22 ms 600 KB Output is correct
35 Partially correct 22 ms 348 KB Partially correct
36 Correct 3 ms 348 KB Output is correct