oj.uz

Submission #1007589

# Submission time Handle Problem Language Result Execution time Memory
1007589 2024-06-25T08:19:03 Z PenguinsAreCute Counting Mushrooms (IOI20_mushrooms) C++17
80.1418 / 100
 7 ms 596 KB 
#include "mushrooms.h"
#include <bits/stdc++.h>
using namespace std;
int arr1[6]={8,1,12,3,14,7};
int arr2[7]={69,4,20-7,6,9,4-2+0*9,11};
int SQ = 140;
int count_mushrooms(int n) {
	if(n<=2*SQ) {
	 	int ans = 1;
	 		for(int i=1;i<n;i++) ans += !use_machine({0,i});
	 		return ans;
 	}
 	vector<int> A={0}, B;
	for(int i=1;i<=2*SQ;i+=2) {
		if(A.size()<2) {
			int erm = use_machine({i,0,i+1});
			if(!erm)
				A.push_back(i),
				A.push_back(i+1);
			else if(erm==2)
				B.push_back(i),
				B.push_back(i+1);
			else if(use_machine({0,i}))
				B.push_back(i),
				A.push_back(i+1);
			else
				A.push_back(i),
				B.push_back(i+1);
		} else {
			int guy = use_machine({i,A[0],i+1,A[1]});
			for(int j=0;j<2;j++) {
				if(guy&(1<<j)) B.push_back(i+j);
				else A.push_back(i+j);
			}
		}
	}
 	int ans = A.size();
 	if(A.size()>B.size()) {
 		vector<int> v={A[0]};
 		for(int j=2*SQ+1;j<n;j++) {
 			v.push_back(j);
 			v.push_back(A[((j-1)%SQ)+1]);
 			if(j==n-1||(!(j%SQ))) {ans += (v.size()-1-use_machine(v))/2; v={A[0]};}
 		}
 	} else {
 		vector<int> v={B[0]};
 		for(int j=2*SQ+1;j<n;j++) {
 			v.push_back(j);
 			v.push_back(B[((j-1)%SQ)+1]);
 			if(j==n-1||!(j%SQ)) {ans += use_machine(v)/2; v={B[0]};}
 		}
 	}
 	return ans;
}

Subtask #1
80.1418 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Partially correct 3 ms 344 KB Output is partially correct
8 Partially correct 3 ms 344 KB Output is partially correct
9 Partially correct 5 ms 344 KB Output is partially correct
10 Partially correct 6 ms 344 KB Output is partially correct
11 Partially correct 3 ms 344 KB Output is partially correct
12 Partially correct 3 ms 444 KB Output is partially correct
13 Partially correct 3 ms 596 KB Output is partially correct
14 Correct 2 ms 344 KB Output is correct
15 Partially correct 3 ms 344 KB Output is partially correct
16 Partially correct 3 ms 344 KB Output is partially correct
17 Correct 2 ms 344 KB Output is correct
18 Partially correct 4 ms 444 KB Output is partially correct
19 Partially correct 3 ms 344 KB Output is partially correct
20 Partially correct 3 ms 344 KB Output is partially correct
21 Partially correct 5 ms 344 KB Output is partially correct
22 Partially correct 4 ms 344 KB Output is partially correct
23 Partially correct 3 ms 344 KB Output is partially correct
24 Correct 2 ms 344 KB Output is correct
25 Partially correct 3 ms 344 KB Output is partially correct
26 Partially correct 4 ms 344 KB Output is partially correct
27 Partially correct 3 ms 344 KB Output is partially correct
28 Partially correct 6 ms 344 KB Output is partially correct
29 Partially correct 3 ms 344 KB Output is partially correct
30 Partially correct 6 ms 344 KB Output is partially correct
31 Partially correct 3 ms 344 KB Output is partially correct
32 Partially correct 5 ms 440 KB Output is partially correct
33 Partially correct 6 ms 344 KB Output is partially correct
34 Partially correct 6 ms 344 KB Output is partially correct
35 Partially correct 3 ms 344 KB Output is partially correct
36 Partially correct 6 ms 344 KB Output is partially correct
37 Partially correct 4 ms 344 KB Output is partially correct
38 Partially correct 5 ms 344 KB Output is partially correct
39 Partially correct 3 ms 344 KB Output is partially correct
40 Partially correct 6 ms 448 KB Output is partially correct
41 Partially correct 3 ms 344 KB Output is partially correct
42 Partially correct 5 ms 344 KB Output is partially correct
43 Partially correct 3 ms 344 KB Output is partially correct
44 Partially correct 4 ms 344 KB Output is partially correct
45 Partially correct 6 ms 344 KB Output is partially correct
46 Partially correct 5 ms 344 KB Output is partially correct
47 Partially correct 6 ms 344 KB Output is partially correct
48 Partially correct 3 ms 344 KB Output is partially correct
49 Partially correct 5 ms 344 KB Output is partially correct
50 Partially correct 6 ms 344 KB Output is partially correct
51 Partially correct 4 ms 344 KB Output is partially correct
52 Partially correct 6 ms 344 KB Output is partially correct
53 Partially correct 4 ms 344 KB Output is partially correct
54 Partially correct 3 ms 344 KB Output is partially correct
55 Partially correct 6 ms 344 KB Output is partially correct
56 Partially correct 6 ms 344 KB Output is partially correct
57 Partially correct 3 ms 344 KB Output is partially correct
58 Partially correct 5 ms 344 KB Output is partially correct
59 Partially correct 6 ms 344 KB Output is partially correct
60 Partially correct 5 ms 344 KB Output is partially correct
61 Partially correct 7 ms 344 KB Output is partially correct
62 Correct 1 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 0 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 0 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