답안 #338276

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
338276	2020-12-22T20:34:00 Z	MvC	버섯 세기 (IOI20_mushrooms)	C++17	92.623 / 100	9 ms	492 KB

mushrooms

#include "mushrooms.h"
#include <bits/stdc++.h>
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define mkp make_pair
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
#define all(x) x.begin(),x.end()
#define lun(x) (int)x.size()
typedef long long ll;
typedef long double ld;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<60);
const int inf=(1<<30);
const int nmax=2e4+50;
const ll mod=1e9+7;
using namespace std;
int i,j,t,x,y,rs,k;
vector<int>a[2],v;
int ask(vector<int> a)
{
    return use_machine(a);
}
int count_mushrooms(int n)
{
    if(n==2)
    {
        if(!ask({0,1}))return 2;
        return 1;
    }
    a[0].pb(0);
    if(ask({0,1}))a[1].pb(1);
    else a[0].pb(1);
    if(ask({0,2}))a[1].pb(2);
    else a[0].pb(2);
    k=85;
    for(i=3;i<n;i+=2)
    {
        if(max(lun(a[0]),lun(a[1]))>=k)break;
        v.clear();
        for(j=0;j<2;j++)
        {
            if(lun(a[j])<2)continue;
            v.pb(i),v.pb(a[j][0]);
            if(i+1<n)v.pb(i+1),v.pb(a[j][1]);
            x=ask(v);
            if(!x)
            {
                a[j].pb(i);
                if(i+1<n)a[j].pb(i+1);
            }
            else if(x==1)
            {
                a[j^1].pb(i);
                if(i+1<n)a[j].pb(i+1);
            }
            else if(x==2)
            {
                a[j].pb(i);
                a[j^1].pb(i+1);
            }
            else if(x==3)
            {
                a[j^1].pb(i);
                a[j^1].pb(i+1);
            }
            break;
        }
    }
    rs=lun(a[0]);
    for(;i<n;i+=k)
    {
        v.clear(),y=0;
        if(lun(a[0])>=lun(a[1]))k=lun(a[0]),t=0;
        else k=lun(a[1]),t=1;
        for(j=i;j<min(i+k,n);j++)
        {
            v.pb(j);
            v.pb(a[t][j-i]);
            y++;
        }
        x=ask(v);
        if(x&1)a[t^1].pb(i);
        else a[t].pb(i);
        if(t)rs+=(x+1)/2;
        else rs+=y-(x+1)/2;
    }
    return rs;
}
/*int main()
{
	//freopen("sol.in","r",stdin);
	//freopen("sol.out","w",stdout);
	//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
	ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);

    return 0;
}*/

Subtask #1

92.623 / 100.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	2 ms	492 KB	Output is correct
7	Correct	7 ms	364 KB	Output is correct
8	Correct	6 ms	364 KB	Output is correct
9	Correct	7 ms	364 KB	Output is correct
10	Correct	8 ms	492 KB	Output is correct
11	Partially correct	7 ms	364 KB	Output is partially correct
12	Correct	6 ms	364 KB	Output is correct
13	Correct	9 ms	364 KB	Output is correct
14	Correct	4 ms	364 KB	Output is correct
15	Partially correct	8 ms	364 KB	Output is partially correct
16	Partially correct	8 ms	364 KB	Output is partially correct
17	Correct	5 ms	364 KB	Output is correct
18	Correct	7 ms	364 KB	Output is correct
19	Partially correct	7 ms	364 KB	Output is partially correct
20	Correct	8 ms	364 KB	Output is correct
21	Correct	7 ms	364 KB	Output is correct
22	Partially correct	7 ms	364 KB	Output is partially correct
23	Correct	7 ms	364 KB	Output is correct
24	Correct	5 ms	364 KB	Output is correct
25	Partially correct	7 ms	364 KB	Output is partially correct
26	Partially correct	9 ms	364 KB	Output is partially correct
27	Partially correct	7 ms	364 KB	Output is partially correct
28	Partially correct	8 ms	364 KB	Output is partially correct
29	Partially correct	9 ms	364 KB	Output is partially correct
30	Partially correct	7 ms	432 KB	Output is partially correct
31	Partially correct	6 ms	428 KB	Output is partially correct
32	Partially correct	7 ms	364 KB	Output is partially correct
33	Partially correct	9 ms	364 KB	Output is partially correct
34	Partially correct	9 ms	364 KB	Output is partially correct
35	Partially correct	7 ms	440 KB	Output is partially correct
36	Partially correct	9 ms	364 KB	Output is partially correct
37	Partially correct	6 ms	428 KB	Output is partially correct
38	Partially correct	9 ms	364 KB	Output is partially correct
39	Partially correct	9 ms	364 KB	Output is partially correct
40	Partially correct	9 ms	384 KB	Output is partially correct
41	Partially correct	7 ms	364 KB	Output is partially correct
42	Partially correct	7 ms	364 KB	Output is partially correct
43	Partially correct	8 ms	364 KB	Output is partially correct
44	Partially correct	8 ms	364 KB	Output is partially correct
45	Partially correct	8 ms	364 KB	Output is partially correct
46	Partially correct	9 ms	364 KB	Output is partially correct
47	Partially correct	8 ms	364 KB	Output is partially correct
48	Partially correct	7 ms	364 KB	Output is partially correct
49	Partially correct	7 ms	364 KB	Output is partially correct
50	Partially correct	7 ms	364 KB	Output is partially correct
51	Partially correct	7 ms	364 KB	Output is partially correct
52	Partially correct	8 ms	364 KB	Output is partially correct
53	Partially correct	8 ms	492 KB	Output is partially correct
54	Partially correct	6 ms	432 KB	Output is partially correct
55	Partially correct	9 ms	364 KB	Output is partially correct
56	Partially correct	7 ms	364 KB	Output is partially correct
57	Partially correct	7 ms	364 KB	Output is partially correct
58	Partially correct	9 ms	364 KB	Output is partially correct
59	Partially correct	8 ms	364 KB	Output is partially correct
60	Partially correct	8 ms	364 KB	Output is partially correct
61	Partially correct	8 ms	364 KB	Output is partially correct
62	Correct	1 ms	364 KB	Output is correct
63	Correct	0 ms	364 KB	Output is correct
64	Correct	0 ms	364 KB	Output is correct
65	Correct	1 ms	364 KB	Output is correct
66	Correct	0 ms	364 KB	Output is correct
67	Correct	1 ms	364 KB	Output is correct
68	Correct	0 ms	364 KB	Output is correct
69	Correct	1 ms	364 KB	Output is correct
70	Correct	1 ms	364 KB	Output is correct
71	Correct	0 ms	364 KB	Output is correct
72	Correct	0 ms	364 KB	Output is correct
73	Correct	0 ms	364 KB	Output is correct
74	Correct	1 ms	364 KB	Output is correct
75	Correct	0 ms	364 KB	Output is correct
76	Correct	1 ms	364 KB	Output is correct
77	Correct	0 ms	364 KB	Output is correct
78	Correct	0 ms	364 KB	Output is correct
79	Correct	0 ms	364 KB	Output is correct
80	Correct	1 ms	364 KB	Output is correct
81	Correct	1 ms	364 KB	Output is correct
82	Correct	1 ms	364 KB	Output is correct
83	Correct	1 ms	364 KB	Output is correct
84	Correct	1 ms	364 KB	Output is correct
85	Correct	1 ms	364 KB	Output is correct
86	Correct	1 ms	364 KB	Output is correct
87	Correct	1 ms	364 KB	Output is correct
88	Correct	1 ms	364 KB	Output is correct
89	Correct	1 ms	364 KB	Output is correct
90	Correct	1 ms	364 KB	Output is correct
91	Correct	1 ms	364 KB	Output is correct