Submission #355482

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
355482	2021-01-22T14:29:34 Z	tengiz05	Counting Mushrooms (IOI20_mushrooms)	C++17	92.2449 / 100	13 ms	512 KB

mushrooms

#include "mushrooms.h"
#ifndef EVAL
#include "stub.cpp"
#endif
#include <bits/stdc++.h>
using namespace std;
const int rt = 140;
int count_mushrooms(int n) {
	int ans = 1;
	vector<int> A, B;
	A.push_back(0);
	if(n <= 220){
		for(int i=1;i<n;i++){
			vector<int> tmp = {0,i};
			int t = use_machine(tmp);
			if(t == 0)A.push_back(i), ans++;
			else B.push_back(i);
		}return ans;
	}
	
	for(int i=1;i<4;i++){
		vector<int> tmp = {0,i};
		int t = use_machine(tmp);
		if(t == 0)A.push_back(i), ans++;
		else B.push_back(i);
	}
	for(int i=4;i<rt;i+=2){
		if(A.size() >= B.size()){
			vector<int> tmp = {A[0], i, A[1], i+1};
			int t = use_machine(tmp);
			if(t&1){
				B.push_back(i+1);
			}else {
				A.push_back(i+1);
				ans++;
			}
			if(t&2){
				B.push_back(i);
			}else {
				A.push_back(i);
				ans++;
			}
		}else {
			vector<int> tmp = {B[0], i, B[1], i+1};
			int t = use_machine(tmp);
			if(t&1){
				A.push_back(i+1);
				ans++;
			}else {
				B.push_back(i+1);
			}
			if(t&2){
				A.push_back(i);
				ans++;
			}else {
				B.push_back(i);
			}
		}
	}
	for(int i=rt; i<n; i++){
		if(A.size() >= B.size()){
			vector<int> tmp;
			for(int j=0;j<(int)A.size();j++){
				if(i == n)break;
				tmp.push_back(A[j]);
				tmp.push_back(i++);
			}int t = use_machine(tmp);
			if(t%2==1){
				B.push_back(tmp.back());
				t ^= 1;
			}else A.push_back(tmp.back()),ans++;
			int sz = (tmp.size()-1)/2;
			ans += (sz*2-t)/2;
		}else {
			vector<int> tmp;
			for(int j=0;j<(int)B.size();j++){
				if(i == n)break;
				tmp.push_back(B[j]);
				tmp.push_back(i++);
			}int t = use_machine(tmp);
			if(t%2==1){
				A.push_back(tmp.back());
				t ^= 1;
				ans++;
			}else B.push_back(tmp.back());
			ans += (t)/2;
		}
		i--;
	}
	return ans;
}

Subtask #1

92.2449 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	3 ms	364 KB	Output is correct
6	Correct	2 ms	364 KB	Output is correct
7	Correct	9 ms	364 KB	Output is correct
8	Correct	8 ms	364 KB	Output is correct
9	Correct	8 ms	364 KB	Output is correct
10	Correct	8 ms	364 KB	Output is correct
11	Partially correct	8 ms	364 KB	Output is partially correct
12	Correct	9 ms	364 KB	Output is correct
13	Correct	7 ms	364 KB	Output is correct
14	Correct	5 ms	364 KB	Output is correct
15	Partially correct	9 ms	492 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	9 ms	364 KB	Output is correct
19	Partially correct	7 ms	364 KB	Output is partially correct
20	Correct	9 ms	364 KB	Output is correct
21	Correct	9 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	4 ms	364 KB	Output is correct
25	Partially correct	7 ms	364 KB	Output is partially correct
26	Partially correct	7 ms	364 KB	Output is partially correct
27	Partially correct	9 ms	364 KB	Output is partially correct
28	Partially correct	9 ms	364 KB	Output is partially correct
29	Partially correct	8 ms	412 KB	Output is partially correct
30	Partially correct	7 ms	364 KB	Output is partially correct
31	Partially correct	9 ms	364 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	8 ms	364 KB	Output is partially correct
35	Partially correct	9 ms	364 KB	Output is partially correct
36	Partially correct	8 ms	492 KB	Output is partially correct
37	Partially correct	8 ms	364 KB	Output is partially correct
38	Partially correct	8 ms	364 KB	Output is partially correct
39	Partially correct	9 ms	364 KB	Output is partially correct
40	Partially correct	8 ms	364 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	10 ms	364 KB	Output is partially correct
44	Partially correct	9 ms	364 KB	Output is partially correct
45	Partially correct	9 ms	364 KB	Output is partially correct
46	Partially correct	12 ms	364 KB	Output is partially correct
47	Partially correct	7 ms	364 KB	Output is partially correct
48	Partially correct	7 ms	364 KB	Output is partially correct
49	Partially correct	7 ms	412 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	7 ms	364 KB	Output is partially correct
53	Partially correct	9 ms	364 KB	Output is partially correct
54	Partially correct	9 ms	364 KB	Output is partially correct
55	Partially correct	8 ms	392 KB	Output is partially correct
56	Partially correct	9 ms	492 KB	Output is partially correct
57	Partially correct	8 ms	364 KB	Output is partially correct
58	Partially correct	8 ms	364 KB	Output is partially correct
59	Partially correct	8 ms	364 KB	Output is partially correct
60	Partially correct	9 ms	396 KB	Output is partially correct
61	Partially correct	13 ms	364 KB	Output is partially correct
62	Correct	1 ms	364 KB	Output is correct
63	Correct	1 ms	364 KB	Output is correct
64	Correct	1 ms	364 KB	Output is correct
65	Correct	1 ms	364 KB	Output is correct
66	Correct	1 ms	364 KB	Output is correct
67	Correct	1 ms	364 KB	Output is correct
68	Correct	1 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	1 ms	500 KB	Output is correct
72	Correct	1 ms	364 KB	Output is correct
73	Correct	1 ms	364 KB	Output is correct
74	Correct	0 ms	364 KB	Output is correct
75	Correct	1 ms	364 KB	Output is correct
76	Correct	1 ms	364 KB	Output is correct
77	Correct	1 ms	364 KB	Output is correct
78	Correct	1 ms	364 KB	Output is correct
79	Correct	1 ms	364 KB	Output is correct
80	Correct	1 ms	364 KB	Output is correct
81	Correct	1 ms	512 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