답안 #885445

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
885445	2023-12-09T18:02:27 Z	epicci23	버섯 세기 (IOI20_mushrooms)	C++17	79.8587 / 100	5 ms	704 KB

mushrooms

#include "mushrooms.h"
#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
#define pb push_back
#define sz(x) ((int)(x).size())

const int BL = 150;

int count_mushrooms(int n){

  int ans=1,p=1;
  vector<int> ind_a,ind_b;
  ind_a.pb(0);

  for(int i=p;i<=min(n-1,BL);i++){
    p++;
    int xd = use_machine({0,i});
    if(xd==0){
      ans++;
      ind_a.pb(i);
    }
    else ind_b.pb(i);
    if(sz(ind_b)==2 || sz(ind_a)==2) break;
  }

  if(p>=n) return ans;

  for(int i=p;i<=min(n-1,2*BL);i+=2){
    if(i==n-1){
      p++;
      int xd = use_machine({0,i});
      if(xd==0){
       ans++;
       ind_a.pb(i);
      }
      else ind_b.pb(i);
      break;
    }
    p+=2;
    if(sz(ind_a)>=2){
      int xd = use_machine({i+1,ind_a[0],i,ind_a[1]});
      if(xd&2LL) ind_b.pb(i);
      else {ans++;ind_a.pb(i);}
      if(xd&1LL) ind_b.pb(i+1);
      else {ans++;ind_a.pb(i+1);}
    }
    else{
      int xd = use_machine({i+1,ind_b[0],i,ind_b[1]});
      if(xd&2LL) {ans++;ind_a.pb(i);}
      else ind_b.pb(i);
      if(xd&1LL) {ans++;ind_a.pb(i+1);}
      else ind_b.pb(i+1);
    }
  }

  if(p>=n) return ans;
  
  for(int i=p;i<n;i+=BL){
  	vector<int> que;
    for(int j=i;j<min(n,i+BL);j++) que.pb(j);

    if(sz(ind_a)>=BL){
      vector<int> haha;
      for(int j=0;j<sz(que);j++){
        haha.pb(que[j]);
        haha.pb(ind_a[j]);
      }
      int res = use_machine(haha);
      ans += sz(que) - 1 - res/2;
      ans += 1 - (res&1);
    }
    else{
      vector<int> haha;
      for(int j=0;j<sz(que);j++){
        haha.pb(que[j]);
        haha.pb(ind_b[j]);
      }
      int res = use_machine(haha);
      ans += res/2;
      ans += (res&1);
    } 
  }

  return ans;
}

Subtask #1

79.8587 / 100.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	1 ms	444 KB	Output is correct
6	Correct	1 ms	448 KB	Output is correct
7	Partially correct	5 ms	448 KB	Output is partially correct
8	Partially correct	5 ms	696 KB	Output is partially correct
9	Partially correct	4 ms	448 KB	Output is partially correct
10	Partially correct	4 ms	452 KB	Output is partially correct
11	Partially correct	4 ms	448 KB	Output is partially correct
12	Partially correct	4 ms	452 KB	Output is partially correct
13	Partially correct	4 ms	448 KB	Output is partially correct
14	Correct	3 ms	700 KB	Output is correct
15	Partially correct	5 ms	452 KB	Output is partially correct
16	Partially correct	4 ms	700 KB	Output is partially correct
17	Correct	3 ms	448 KB	Output is correct
18	Partially correct	4 ms	448 KB	Output is partially correct
19	Partially correct	5 ms	448 KB	Output is partially correct
20	Partially correct	4 ms	452 KB	Output is partially correct
21	Partially correct	4 ms	448 KB	Output is partially correct
22	Partially correct	4 ms	448 KB	Output is partially correct
23	Partially correct	4 ms	448 KB	Output is partially correct
24	Correct	3 ms	444 KB	Output is correct
25	Partially correct	4 ms	448 KB	Output is partially correct
26	Partially correct	4 ms	448 KB	Output is partially correct
27	Partially correct	4 ms	452 KB	Output is partially correct
28	Partially correct	4 ms	448 KB	Output is partially correct
29	Partially correct	4 ms	444 KB	Output is partially correct
30	Partially correct	5 ms	600 KB	Output is partially correct
31	Partially correct	5 ms	704 KB	Output is partially correct
32	Partially correct	4 ms	452 KB	Output is partially correct
33	Partially correct	4 ms	452 KB	Output is partially correct
34	Partially correct	4 ms	444 KB	Output is partially correct
35	Partially correct	4 ms	448 KB	Output is partially correct
36	Partially correct	5 ms	448 KB	Output is partially correct
37	Partially correct	5 ms	448 KB	Output is partially correct
38	Partially correct	4 ms	448 KB	Output is partially correct
39	Partially correct	4 ms	448 KB	Output is partially correct
40	Partially correct	4 ms	444 KB	Output is partially correct
41	Partially correct	5 ms	448 KB	Output is partially correct
42	Partially correct	4 ms	448 KB	Output is partially correct
43	Partially correct	4 ms	444 KB	Output is partially correct
44	Partially correct	4 ms	444 KB	Output is partially correct
45	Partially correct	4 ms	444 KB	Output is partially correct
46	Partially correct	5 ms	444 KB	Output is partially correct
47	Partially correct	4 ms	448 KB	Output is partially correct
48	Partially correct	4 ms	444 KB	Output is partially correct
49	Partially correct	4 ms	448 KB	Output is partially correct
50	Partially correct	4 ms	448 KB	Output is partially correct
51	Partially correct	4 ms	444 KB	Output is partially correct
52	Partially correct	4 ms	444 KB	Output is partially correct
53	Partially correct	5 ms	444 KB	Output is partially correct
54	Partially correct	5 ms	444 KB	Output is partially correct
55	Partially correct	4 ms	444 KB	Output is partially correct
56	Partially correct	4 ms	448 KB	Output is partially correct
57	Partially correct	4 ms	452 KB	Output is partially correct
58	Partially correct	4 ms	448 KB	Output is partially correct
59	Partially correct	4 ms	704 KB	Output is partially correct
60	Partially correct	4 ms	700 KB	Output is partially correct
61	Partially correct	4 ms	448 KB	Output is partially correct
62	Correct	0 ms	344 KB	Output is correct
63	Correct	0 ms	344 KB	Output is correct
64	Correct	0 ms	344 KB	Output is correct
65	Correct	0 ms	344 KB	Output is correct
66	Correct	0 ms	344 KB	Output is correct
67	Correct	0 ms	344 KB	Output is correct
68	Correct	0 ms	344 KB	Output is correct
69	Correct	0 ms	344 KB	Output is correct
70	Correct	0 ms	344 KB	Output is correct
71	Correct	0 ms	344 KB	Output is correct
72	Correct	0 ms	344 KB	Output is correct
73	Correct	1 ms	344 KB	Output is correct
74	Correct	0 ms	344 KB	Output is correct
75	Correct	0 ms	344 KB	Output is correct
76	Correct	0 ms	344 KB	Output is correct
77	Correct	0 ms	344 KB	Output is correct
78	Correct	0 ms	344 KB	Output is correct
79	Correct	0 ms	344 KB	Output is correct
80	Correct	0 ms	344 KB	Output is correct
81	Correct	0 ms	344 KB	Output is correct
82	Correct	0 ms	344 KB	Output is correct
83	Correct	0 ms	344 KB	Output is correct
84	Correct	0 ms	344 KB	Output is correct
85	Correct	0 ms	344 KB	Output is correct
86	Correct	1 ms	344 KB	Output is correct
87	Correct	0 ms	344 KB	Output is correct
88	Correct	0 ms	344 KB	Output is correct
89	Correct	0 ms	344 KB	Output is correct
90	Correct	0 ms	344 KB	Output is correct
91	Correct	0 ms	344 KB	Output is correct