oj.uz

Submission #1042750

# Submission time Handle Problem Language Result Execution time Memory
1042750 2024-08-03T10:32:23 Z Unforgettablepl Tricolor Lights (JOI24_tricolor) C++17
30 / 100
 2000 ms 35468 KB 
#include "Anna.h"
#include <bits/stdc++.h>
using namespace std;

namespace {

string calc(vector<int> arr,string S){
	int N = S.size();
	string res(N,'$');
	for(int i=0;i<N-1;i++){
		if(arr[i])continue;
		{
			vector<bool> present(3);
			if(S[i]=='R')present[0]=true;
			else if(S[i]=='G')present[1]=true;
			else if(S[i]=='B')present[2]=true;
			if(S[i+1]=='R')present[0]=true;
			else if(S[i+1]=='G')present[1]=true;
			else if(S[i+1]=='B')present[2]=true;
			if(!present[0])res[i]=res[i+1]='R';
			else if(!present[1])res[i]=res[i+1]='G';
			else if(!present[2])res[i]=res[i+1]='B';
		}
		for(int j=i-1;j>=0;j--){
			if(arr[j]!=1)break;
			vector<bool> present(3);
			if(S[j]=='R')present[0]=true;
			else if(S[j]=='G')present[1]=true;
			else if(S[j]=='B')present[2]=true;
			if(res[j+1]=='R')present[0]=true;
			else if(res[j+1]=='G')present[1]=true;
			else if(res[j+1]=='B')present[2]=true;
			if(!present[0])res[j]='R';
			else if(!present[1])res[j]='G';
			else if(!present[2])res[j]='B';
		}
		for(int j=i+2;j<N;j++){
			if(arr[j-1]!=1)break;
			vector<bool> present(3);
			if(S[j]=='R')present[0]=true;
			else if(S[j]=='G')present[1]=true;
			else if(S[j]=='B')present[2]=true;
			if(res[j-1]=='R')present[0]=true;
			else if(res[j-1]=='G')present[1]=true;
			else if(res[j-1]=='B')present[2]=true;
			if(!present[0])res[j]='R';
			else if(!present[1])res[j]='G';
			else if(!present[2])res[j]='B';	
		}
	}
	for(int i=0;i<N;i++){
		if(res[i]=='$'){
			if(S[i]=='R')res[i]='B';
			else if(S[i]=='B')res[i]='G';
			else if(S[i]=='G')res[i]='R';
		}
		for(int j=i+1;j<N;j++){
			if(arr[j-1]!=1)break;
			vector<bool> present(3);
			if(S[j]=='R')present[0]=true;
			else if(S[j]=='G')present[1]=true;
			else if(S[j]=='B')present[2]=true;
			if(res[j-1]=='R')present[0]=true;
			else if(res[j-1]=='G')present[1]=true;
			else if(res[j-1]=='B')present[2]=true;
			if(!present[0])res[j]='R';
			else if(!present[1])res[j]='G';
			else if(!present[2])res[j]='B';	
		}
	}
	return res;
}


vector<int> generateDe(int n){
	vector<int> debrujin;
	n--;
	for(int i=1;i<=n;i++)debrujin.emplace_back(0);
	vector<pair<bool,bool>> visited(1<<n);
	function<void(int)> dfs = [&](int x){
		if(!visited[x].first){
			debrujin.emplace_back(0);
			visited[x].first=true;
			dfs((x<<1)&((1<<n)-1));
		}
		if(!visited[x].second){
			debrujin.emplace_back(1);
			visited[x].second=true;
			dfs(((x<<1)&((1<<n)-1))+1);
		}
	};
	dfs(0);
	return debrujin;
}

}

pair<string, int> anna(int N, string S) {
	if(N<=130){
		string res;
		for(int i=0;i<N;i++){
			if(S[i]=='R')res.insert(res.end(),'B');
			else if(S[i]=='B')res.insert(res.end(),'G');
			else if(S[i]=='G')res.insert(res.end(),'R');
		}
		return {res,N};
	}
	auto debrujin = generateDe(18);
	vector<int> res(N+6,2);
	int itr = 0;
	for(int i=0;i<N;i+=3){
		if(debrujin[itr++]==0){
			res[i]=0;
			res[i+1]=1;
		} else {
			res[i-1]=res[i]=res[i+1]=1;
		}
	}
	return {calc(res,S),130};
}
#include "Bruno.h"
#include <bits/stdc++.h>
using namespace std;

namespace {

int N;
int l;

vector<int> generateDe(int n){
	vector<int> debrujin;
	n--;
	for(int i=1;i<=n;i++)debrujin.emplace_back(0);
	vector<pair<bool,bool>> visited(1<<n);
	function<void(int)> dfs = [&](int x){
		if(!visited[x].first){
			debrujin.emplace_back(0);
			visited[x].first=true;
			dfs((x<<1)&((1<<n)-1));
		}
		if(!visited[x].second){
			debrujin.emplace_back(1);
			visited[x].second=true;
			dfs(((x<<1)&((1<<n)-1))+1);
		}
	};
	dfs(0);
	return debrujin;
}

vector<int> debrujin;

}  // namespace

void init(int N, int l) {
	::N = N;
	::l = l;
	debrujin = generateDe(18);
}

int bruno(string u) {
	if(N<=130)return 1;
	vector<int> res(l-1);
	for(int i=0;i<l-1;i++)res[i]=u[i]!=u[i+1];
	bool found = false;
	int offset = 0;
	for(int i=0;i<l-2;i++){
		if(res[i])continue;
		if(res[i+1]==0)offset=(i+1)%3;
		else offset = i%3;
		found = true;
		break;
	}
	assert(found);
	vector<int> myseq;
	for(int i=offset;i<l-1;i+=3){
		myseq.emplace_back(res[i]);
	}
	for(int i=0;i<N;i++){
		bool works = true;
		for(int j=0;j<myseq.size();j++){
			if(myseq[j]!=debrujin[i+j]){works=false;break;}
		}
		if(!works)continue;
		assert(i*3+1-offset<=N);
		return i*3+1-offset;
	}
	assert(false);
}

Compilation message

Bruno.cpp: In function 'int bruno(std::string)':
Bruno.cpp:61:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   61 |   for(int j=0;j<myseq.size();j++){
      |               ~^~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 15996 KB Output is correct
2 Correct 34 ms 16004 KB Output is correct
3 Correct 33 ms 16004 KB Output is correct
4 Correct 37 ms 15932 KB Output is correct
5 Correct 57 ms 15996 KB Output is correct
6 Correct 39 ms 15996 KB Output is correct
7 Correct 80 ms 30768 KB Output is correct
8 Correct 60 ms 30696 KB Output is correct
9 Correct 36 ms 15996 KB Output is correct
10 Correct 57 ms 15960 KB Output is correct
11 Correct 36 ms 15996 KB Output is correct
12 Correct 38 ms 15964 KB Output is correct
13 Correct 38 ms 15996 KB Output is correct
14 Correct 41 ms 15956 KB Output is correct
15 Correct 42 ms 15992 KB Output is correct
16 Correct 37 ms 15996 KB Output is correct
17 Correct 38 ms 15996 KB Output is correct
18 Correct 38 ms 15900 KB Output is correct
19 Correct 38 ms 15996 KB Output is correct
20 Correct 61 ms 15932 KB Output is correct
21 Correct 40 ms 15996 KB Output is correct
22 Correct 61 ms 16076 KB Output is correct
23 Correct 40 ms 15952 KB Output is correct
24 Correct 37 ms 16004 KB Output is correct
25 Correct 38 ms 15996 KB Output is correct
26 Correct 41 ms 15996 KB Output is correct
27 Correct 41 ms 16000 KB Output is correct
28 Correct 38 ms 15996 KB Output is correct
29 Correct 42 ms 15992 KB Output is correct
30 Correct 44 ms 15944 KB Output is correct
31 Correct 45 ms 16000 KB Output is correct
32 Correct 59 ms 30724 KB Output is correct
33 Correct 69 ms 30808 KB Output is correct
34 Correct 38 ms 16072 KB Output is correct
35 Correct 35 ms 15996 KB Output is correct
36 Correct 37 ms 15996 KB Output is correct
37 Correct 42 ms 15824 KB Output is correct
38 Correct 57 ms 30784 KB Output is correct
39 Correct 62 ms 30620 KB Output is correct
40 Correct 57 ms 30724 KB Output is correct
41 Correct 65 ms 30740 KB Output is correct
42 Correct 59 ms 30668 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 15996 KB Output is correct
2 Correct 34 ms 16004 KB Output is correct
3 Correct 33 ms 16004 KB Output is correct
4 Correct 37 ms 15932 KB Output is correct
5 Correct 57 ms 15996 KB Output is correct
6 Correct 39 ms 15996 KB Output is correct
7 Correct 80 ms 30768 KB Output is correct
8 Correct 60 ms 30696 KB Output is correct
9 Correct 36 ms 15996 KB Output is correct
10 Correct 57 ms 15960 KB Output is correct
11 Correct 36 ms 15996 KB Output is correct
12 Correct 38 ms 15964 KB Output is correct
13 Correct 38 ms 15996 KB Output is correct
14 Correct 41 ms 15956 KB Output is correct
15 Correct 42 ms 15992 KB Output is correct
16 Correct 37 ms 15996 KB Output is correct
17 Correct 38 ms 15996 KB Output is correct
18 Correct 38 ms 15900 KB Output is correct
19 Correct 38 ms 15996 KB Output is correct
20 Correct 61 ms 15932 KB Output is correct
21 Correct 40 ms 15996 KB Output is correct
22 Correct 61 ms 16076 KB Output is correct
23 Correct 40 ms 15952 KB Output is correct
24 Correct 37 ms 16004 KB Output is correct
25 Correct 38 ms 15996 KB Output is correct
26 Correct 41 ms 15996 KB Output is correct
27 Correct 41 ms 16000 KB Output is correct
28 Correct 38 ms 15996 KB Output is correct
29 Correct 42 ms 15992 KB Output is correct
30 Correct 44 ms 15944 KB Output is correct
31 Correct 45 ms 16000 KB Output is correct
32 Correct 59 ms 30724 KB Output is correct
33 Correct 69 ms 30808 KB Output is correct
34 Correct 38 ms 16072 KB Output is correct
35 Correct 35 ms 15996 KB Output is correct
36 Correct 37 ms 15996 KB Output is correct
37 Correct 42 ms 15824 KB Output is correct
38 Correct 57 ms 30784 KB Output is correct
39 Correct 62 ms 30620 KB Output is correct
40 Correct 57 ms 30724 KB Output is correct
41 Correct 65 ms 30740 KB Output is correct
42 Correct 59 ms 30668 KB Output is correct
43 Correct 57 ms 30620 KB Output is correct
44 Correct 61 ms 30744 KB Output is correct
45 Correct 57 ms 30776 KB Output is correct
46 Correct 62 ms 30728 KB Output is correct
47 Correct 61 ms 30624 KB Output is correct
48 Correct 57 ms 30768 KB Output is correct
49 Correct 59 ms 30740 KB Output is correct
50 Correct 88 ms 30628 KB Output is correct
51 Correct 88 ms 30624 KB Output is correct
52 Correct 90 ms 30668 KB Output is correct
53 Correct 60 ms 30652 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 15996 KB Output is correct
2 Correct 34 ms 16004 KB Output is correct
3 Correct 33 ms 16004 KB Output is correct
4 Correct 37 ms 15932 KB Output is correct
5 Correct 57 ms 15996 KB Output is correct
6 Correct 39 ms 15996 KB Output is correct
7 Correct 80 ms 30768 KB Output is correct
8 Correct 60 ms 30696 KB Output is correct
9 Correct 36 ms 15996 KB Output is correct
10 Correct 57 ms 15960 KB Output is correct
11 Correct 36 ms 15996 KB Output is correct
12 Correct 38 ms 15964 KB Output is correct
13 Correct 38 ms 15996 KB Output is correct
14 Correct 41 ms 15956 KB Output is correct
15 Correct 42 ms 15992 KB Output is correct
16 Correct 37 ms 15996 KB Output is correct
17 Correct 38 ms 15996 KB Output is correct
18 Correct 38 ms 15900 KB Output is correct
19 Correct 38 ms 15996 KB Output is correct
20 Correct 61 ms 15932 KB Output is correct
21 Correct 40 ms 15996 KB Output is correct
22 Correct 61 ms 16076 KB Output is correct
23 Correct 40 ms 15952 KB Output is correct
24 Correct 37 ms 16004 KB Output is correct
25 Correct 38 ms 15996 KB Output is correct
26 Correct 41 ms 15996 KB Output is correct
27 Correct 41 ms 16000 KB Output is correct
28 Correct 38 ms 15996 KB Output is correct
29 Correct 42 ms 15992 KB Output is correct
30 Correct 44 ms 15944 KB Output is correct
31 Correct 45 ms 16000 KB Output is correct
32 Correct 59 ms 30724 KB Output is correct
33 Correct 69 ms 30808 KB Output is correct
34 Correct 38 ms 16072 KB Output is correct
35 Correct 35 ms 15996 KB Output is correct
36 Correct 37 ms 15996 KB Output is correct
37 Correct 42 ms 15824 KB Output is correct
38 Correct 57 ms 30784 KB Output is correct
39 Correct 62 ms 30620 KB Output is correct
40 Correct 57 ms 30724 KB Output is correct
41 Correct 65 ms 30740 KB Output is correct
42 Correct 59 ms 30668 KB Output is correct
43 Correct 57 ms 30620 KB Output is correct
44 Correct 61 ms 30744 KB Output is correct
45 Correct 57 ms 30776 KB Output is correct
46 Correct 62 ms 30728 KB Output is correct
47 Correct 61 ms 30624 KB Output is correct
48 Correct 57 ms 30768 KB Output is correct
49 Correct 59 ms 30740 KB Output is correct
50 Correct 88 ms 30628 KB Output is correct
51 Correct 88 ms 30624 KB Output is correct
52 Correct 90 ms 30668 KB Output is correct
53 Correct 60 ms 30652 KB Output is correct
54 Correct 60 ms 30656 KB Output is correct
55 Correct 83 ms 30628 KB Output is correct
56 Correct 87 ms 30616 KB Output is correct
57 Correct 67 ms 30640 KB Output is correct
58 Correct 60 ms 30620 KB Output is correct
59 Correct 65 ms 30660 KB Output is correct
60 Correct 68 ms 30624 KB Output is correct
61 Correct 61 ms 30740 KB Output is correct
62 Correct 60 ms 30676 KB Output is correct
63 Correct 65 ms 30724 KB Output is correct
64 Correct 65 ms 30624 KB Output is correct
65 Correct 61 ms 30656 KB Output is correct
66 Correct 62 ms 30620 KB Output is correct
67 Correct 61 ms 30740 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 15996 KB Output is correct
2 Correct 34 ms 16004 KB Output is correct
3 Correct 33 ms 16004 KB Output is correct
4 Correct 37 ms 15932 KB Output is correct
5 Correct 57 ms 15996 KB Output is correct
6 Correct 39 ms 15996 KB Output is correct
7 Correct 80 ms 30768 KB Output is correct
8 Correct 60 ms 30696 KB Output is correct
9 Correct 36 ms 15996 KB Output is correct
10 Correct 57 ms 15960 KB Output is correct
11 Correct 36 ms 15996 KB Output is correct
12 Correct 38 ms 15964 KB Output is correct
13 Correct 38 ms 15996 KB Output is correct
14 Correct 41 ms 15956 KB Output is correct
15 Correct 42 ms 15992 KB Output is correct
16 Correct 37 ms 15996 KB Output is correct
17 Correct 38 ms 15996 KB Output is correct
18 Correct 38 ms 15900 KB Output is correct
19 Correct 38 ms 15996 KB Output is correct
20 Correct 61 ms 15932 KB Output is correct
21 Correct 40 ms 15996 KB Output is correct
22 Correct 61 ms 16076 KB Output is correct
23 Correct 40 ms 15952 KB Output is correct
24 Correct 37 ms 16004 KB Output is correct
25 Correct 38 ms 15996 KB Output is correct
26 Correct 41 ms 15996 KB Output is correct
27 Correct 41 ms 16000 KB Output is correct
28 Correct 38 ms 15996 KB Output is correct
29 Correct 42 ms 15992 KB Output is correct
30 Correct 44 ms 15944 KB Output is correct
31 Correct 45 ms 16000 KB Output is correct
32 Correct 59 ms 30724 KB Output is correct
33 Correct 69 ms 30808 KB Output is correct
34 Correct 38 ms 16072 KB Output is correct
35 Correct 35 ms 15996 KB Output is correct
36 Correct 37 ms 15996 KB Output is correct
37 Correct 42 ms 15824 KB Output is correct
38 Correct 57 ms 30784 KB Output is correct
39 Correct 62 ms 30620 KB Output is correct
40 Correct 57 ms 30724 KB Output is correct
41 Correct 65 ms 30740 KB Output is correct
42 Correct 59 ms 30668 KB Output is correct
43 Correct 57 ms 30620 KB Output is correct
44 Correct 61 ms 30744 KB Output is correct
45 Correct 57 ms 30776 KB Output is correct
46 Correct 62 ms 30728 KB Output is correct
47 Correct 61 ms 30624 KB Output is correct
48 Correct 57 ms 30768 KB Output is correct
49 Correct 59 ms 30740 KB Output is correct
50 Correct 88 ms 30628 KB Output is correct
51 Correct 88 ms 30624 KB Output is correct
52 Correct 90 ms 30668 KB Output is correct
53 Correct 60 ms 30652 KB Output is correct
54 Correct 60 ms 30656 KB Output is correct
55 Correct 83 ms 30628 KB Output is correct
56 Correct 87 ms 30616 KB Output is correct
57 Correct 67 ms 30640 KB Output is correct
58 Correct 60 ms 30620 KB Output is correct
59 Correct 65 ms 30660 KB Output is correct
60 Correct 68 ms 30624 KB Output is correct
61 Correct 61 ms 30740 KB Output is correct
62 Correct 60 ms 30676 KB Output is correct
63 Correct 65 ms 30724 KB Output is correct
64 Correct 65 ms 30624 KB Output is correct
65 Correct 61 ms 30656 KB Output is correct
66 Correct 62 ms 30620 KB Output is correct
67 Correct 61 ms 30740 KB Output is correct
68 Correct 114 ms 30628 KB Output is correct
69 Correct 105 ms 30732 KB Output is correct
70 Correct 129 ms 30800 KB Output is correct
71 Correct 114 ms 30716 KB Output is correct
72 Correct 102 ms 30624 KB Output is correct
73 Correct 105 ms 30732 KB Output is correct
74 Correct 110 ms 30624 KB Output is correct
75 Correct 137 ms 30628 KB Output is correct
76 Correct 111 ms 30624 KB Output is correct
77 Correct 103 ms 30624 KB Output is correct
78 Correct 102 ms 30624 KB Output is correct
79 Correct 112 ms 30756 KB Output is correct

Subtask #5
0.0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 15996 KB Output is correct
2 Correct 38 ms 16080 KB Output is correct
3 Correct 62 ms 15928 KB Output is correct
4 Correct 55 ms 16096 KB Output is correct
5 Partially correct 41 ms 15920 KB Partially correct
6 Partially correct 43 ms 15956 KB Partially correct
7 Partially correct 56 ms 30856 KB Partially correct
8 Partially correct 79 ms 30652 KB Partially correct
9 Partially correct 87 ms 30596 KB Partially correct
10 Partially correct 79 ms 30560 KB Partially correct
11 Partially correct 67 ms 30724 KB Partially correct
12 Partially correct 60 ms 30724 KB Partially correct
13 Partially correct 111 ms 30588 KB Partially correct
14 Partially correct 111 ms 30624 KB Partially correct
15 Execution timed out 2005 ms 35468 KB Time limit exceeded
16 Halted 0 ms 0 KB -