oj.uz

Submission #355492

# Submission time Handle Problem Language Result Execution time Memory
355492 2021-01-22T14:34:45 Z tengiz05 Counting Mushrooms (IOI20_mushrooms) C++17
92.2449 / 100
 10 ms 512 KB 
#include "mushrooms.h"
#ifndef EVAL
#include "stub.cpp"
#endif
#include <bits/stdc++.h>
using namespace std;
const int rt = 160;
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 0 ms 364 KB Output is correct
2 Correct 1 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 492 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 8 ms 364 KB Output is correct
8 Correct 8 ms 364 KB Output is correct
9 Correct 6 ms 364 KB Output is correct
10 Correct 8 ms 364 KB Output is correct
11 Partially correct 7 ms 364 KB Output is partially correct
12 Correct 7 ms 364 KB Output is correct
13 Correct 6 ms 364 KB Output is correct
14 Correct 4 ms 492 KB Output is correct
15 Partially correct 7 ms 364 KB Output is partially correct
16 Partially correct 7 ms 364 KB Output is partially correct
17 Correct 4 ms 364 KB Output is correct
18 Correct 6 ms 364 KB Output is correct
19 Partially correct 8 ms 364 KB Output is partially correct
20 Correct 8 ms 364 KB Output is correct
21 Correct 9 ms 364 KB Output is correct
22 Partially correct 9 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 8 ms 364 KB Output is partially correct
26 Partially correct 9 ms 364 KB Output is partially correct
27 Partially correct 6 ms 404 KB Output is partially correct
28 Partially correct 7 ms 364 KB Output is partially correct
29 Partially correct 8 ms 364 KB Output is partially correct
30 Partially correct 9 ms 364 KB Output is partially correct
31 Partially correct 7 ms 364 KB Output is partially correct
32 Partially correct 8 ms 364 KB Output is partially correct
33 Partially correct 6 ms 408 KB Output is partially correct
34 Partially correct 8 ms 364 KB Output is partially correct
35 Partially correct 7 ms 364 KB Output is partially correct
36 Partially correct 10 ms 364 KB Output is partially correct
37 Partially correct 9 ms 364 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 7 ms 364 KB Output is partially correct
41 Partially correct 8 ms 364 KB Output is partially correct
42 Partially correct 7 ms 364 KB Output is partially correct
43 Partially correct 6 ms 408 KB Output is partially correct
44 Partially correct 7 ms 364 KB Output is partially correct
45 Partially correct 7 ms 364 KB Output is partially correct
46 Partially correct 7 ms 364 KB Output is partially correct
47 Partially correct 7 ms 364 KB Output is partially correct
48 Partially correct 8 ms 364 KB Output is partially correct
49 Partially correct 9 ms 364 KB Output is partially correct
50 Partially correct 7 ms 492 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 8 ms 364 KB Output is partially correct
54 Partially correct 7 ms 364 KB Output is partially correct
55 Partially correct 7 ms 364 KB Output is partially correct
56 Partially correct 10 ms 364 KB Output is partially correct
57 Partially correct 9 ms 364 KB Output is partially correct
58 Partially correct 7 ms 364 KB Output is partially correct
59 Partially correct 8 ms 512 KB Output is partially correct
60 Partially correct 7 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 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 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 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 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 0 ms 364 KB Output is correct
83 Correct 0 ms 364 KB Output is correct
84 Correct 1 ms 364 KB Output is correct
85 Correct 1 ms 256 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 0 ms 364 KB Output is correct
90 Correct 1 ms 364 KB Output is correct
91 Correct 1 ms 364 KB Output is correct