oj.uz

Submission #710278

# Submission time Handle Problem Language Result Execution time Memory
710278 2023-03-15T06:34:36 Z emptypringlescan Stray Cat (JOI20_stray) C++17
5 / 100
 48 ms 21952 KB 
#include <bits/stdc++.h>
using namespace std;


vector<pair<int,int> > adj[20005],tadj[20005];
int ans[20005];
bool start=false;
int turn=0;
string s="101001";
void dfs(int x, int p, int c){
	int child=0;
	for(auto i:tadj[x]){
		if(i.first==p) continue;
		child++;
	}
	if(child>1){
		start=false;
		turn=0;
		for(auto i:tadj[x]){
			if(i.first==p) continue;
			ans[i.second]=1-c;
			dfs(i.first,x,1-c);
		}
	}
	else if(child==1){
		if(!start){
			start=true;
			turn=0;
		}
		for(auto i:tadj[x]){
			if(i.first==p) continue;
			ans[i.second]=s[turn]-'0';
			turn++;
			turn%=6;
			dfs(i.first,x,ans[i.second]);
		}
	}
}
vector<int> Mark(int N, int M, int A, int B, std::vector<int> U, std::vector<int> V){
	vector<int> ret(M);
	
	for(int i=0; i<M; i++){
		adj[U[i]].push_back({V[i],i});
		adj[V[i]].push_back({U[i],i});
	}
	if(A>2){
		priority_queue<pair<int,pair<int,int> >,vector<pair<int,pair<int,int> > >,greater<pair<int,pair<int,int> > > > pq;
		pq.push({0,{0,-1}});
		int v[N],tree[M];
		memset(tree,0,sizeof(tree));
		memset(v,0,sizeof(v));
		while(!pq.empty()){
			int a=pq.top().first,b=pq.top().second.first,c=pq.top().second.second;
			pq.pop();
			if(v[b]) continue;
			v[b]=1;
			if(c!=-1){
				tree[c]=1;
			}
			for(auto i:adj[b]){
				if(!v[i.first]) pq.push({a+1,{i.first,i.second}});
			}
		}
		for(int i=0; i<M; i++){
			if(!tree[i]) ret[i]=ans[i]=2;
			else{
				tadj[U[i]].push_back({V[i],i});
				tadj[V[i]].push_back({U[i],i});
			}
		}
	}
	else{
		for(int i=0; i<M; i++){
			tadj[U[i]].push_back({V[i],i});
			tadj[V[i]].push_back({U[i],i});
		}
	}
	dfs(0,-1,1);
	for(int i=0; i<M; i++) ret[i]=ans[i];
	return ret;
}
#include <bits/stdc++.h>
using namespace std;

bool start=true,confuse=false;
void Init(int A, int B){
	start=true;
	confuse=false;
}
int pre=-1;
string cur="";
int Move(vector<int> y){
	if(!start&&!confuse){
		if(y[0]+y[1]==1){
			if(y[0]) return pre=0;
			else return pre=1;
		}
		assert(y[1-pre]==1);
		return pre=1-pre;
	}
	if(start){
		start=false;
		if(y[0]+y[1]==2){
			confuse=true;
			if(y[0]){
				cur+="0";
				return pre=0;
			}
			else{
				cur+="1";
				return pre=1;
			}
		}
		else{
			if(y[0]==1) return pre=0;
			else if(y[1]==1) return pre=1;
			else{
				assert(false);
				return -1;
			}
		}
	}
	if(confuse){
		if(y[0]+y[1]>1){
			if(y[0]==0||y[1]==0){
				confuse=false;
				return -1;
			}
			assert(y[1-pre]==1);
			return pre=1-pre;
		}
		else if(y[0]+y[1]==0){
			confuse=false;
			return -1;
		}
		else{
			if(cur.length()==6){
				if(cur=="101001"||cur=="010011"||cur=="100110"||cur=="001101"||cur=="011010"||cur=="110100"){
					cur="";
					confuse=false;
					return -1;
				}
				else{
					cur="";
					confuse=false;
					if(y[0]) return pre=0;
					else return pre=1;
				}
			}
			if(y[0]){
				cur+="0";
				return pre=0;
			}
			else{
				cur+="1";
				return pre=1;
			}
		}
	}
	assert(false);
	return 0;
}

Subtask #1
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 39 ms 17308 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 39 ms 17308 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #3
0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 14896 KB Output is correct
2 Correct 1 ms 1548 KB Output is correct
3 Correct 35 ms 14228 KB Output is correct
4 Correct 47 ms 16320 KB Output is correct
5 Incorrect 43 ms 16348 KB Wrong Answer [6]
6 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 14896 KB Output is correct
2 Correct 1 ms 1548 KB Output is correct
3 Correct 35 ms 14228 KB Output is correct
4 Correct 47 ms 16320 KB Output is correct
5 Incorrect 43 ms 16348 KB Wrong Answer [6]
6 Halted 0 ms 0 KB -

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1748 KB Output is correct
2 Correct 1 ms 1548 KB Output is correct
3 Correct 2 ms 1772 KB Output is correct
4 Correct 2 ms 1808 KB Output is correct
5 Correct 2 ms 1808 KB Output is correct
6 Correct 2 ms 1824 KB Output is correct
7 Correct 2 ms 1800 KB Output is correct
8 Correct 2 ms 1820 KB Output is correct
9 Correct 3 ms 1808 KB Output is correct
10 Correct 2 ms 1812 KB Output is correct
11 Correct 2 ms 1812 KB Output is correct
12 Correct 2 ms 1820 KB Output is correct
13 Correct 2 ms 1824 KB Output is correct
14 Correct 2 ms 1808 KB Output is correct
15 Correct 2 ms 1804 KB Output is correct
16 Correct 2 ms 1808 KB Output is correct
17 Correct 2 ms 1808 KB Output is correct
18 Correct 2 ms 1808 KB Output is correct
19 Correct 2 ms 1812 KB Output is correct
20 Correct 2 ms 1800 KB Output is correct
21 Correct 2 ms 1804 KB Output is correct
22 Correct 3 ms 1808 KB Output is correct
23 Correct 2 ms 1812 KB Output is correct
24 Correct 2 ms 1808 KB Output is correct
25 Correct 2 ms 1808 KB Output is correct
26 Correct 2 ms 1816 KB Output is correct
27 Correct 2 ms 1800 KB Output is correct
28 Correct 2 ms 1796 KB Output is correct

Subtask #6
0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 12596 KB Output is correct
2 Correct 39 ms 13640 KB Output is correct
3 Correct 1 ms 1548 KB Output is correct
4 Correct 28 ms 12520 KB Output is correct
5 Correct 44 ms 14928 KB Output is correct
6 Correct 45 ms 14796 KB Output is correct
7 Correct 38 ms 14000 KB Output is correct
8 Correct 39 ms 13888 KB Output is correct
9 Correct 45 ms 14952 KB Output is correct
10 Correct 48 ms 15028 KB Output is correct
11 Correct 43 ms 14988 KB Output is correct
12 Correct 40 ms 15080 KB Output is correct
13 Correct 48 ms 14976 KB Output is correct
14 Correct 43 ms 15100 KB Output is correct
15 Correct 43 ms 15128 KB Output is correct
16 Correct 44 ms 15048 KB Output is correct
17 Correct 40 ms 14768 KB Output is correct
18 Correct 41 ms 14732 KB Output is correct
19 Correct 42 ms 14816 KB Output is correct
20 Correct 41 ms 14724 KB Output is correct
21 Correct 41 ms 14716 KB Output is correct
22 Correct 38 ms 14772 KB Output is correct
23 Correct 33 ms 12944 KB Output is correct
24 Correct 33 ms 12788 KB Output is correct
25 Correct 34 ms 13368 KB Output is correct
26 Correct 35 ms 13112 KB Output is correct
27 Correct 39 ms 13988 KB Output is correct
28 Correct 38 ms 13912 KB Output is correct
29 Correct 38 ms 13940 KB Output is correct
30 Correct 37 ms 13956 KB Output is correct
31 Correct 33 ms 12696 KB Output is correct
32 Correct 34 ms 12900 KB Output is correct
33 Correct 34 ms 13108 KB Output is correct
34 Correct 34 ms 13108 KB Output is correct
35 Correct 38 ms 13740 KB Output is correct
36 Correct 38 ms 13884 KB Output is correct
37 Runtime error 40 ms 21952 KB Execution killed with signal 6
38 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 12632 KB Output is correct
2 Correct 36 ms 13496 KB Output is correct
3 Correct 1 ms 1520 KB Output is correct
4 Correct 28 ms 12544 KB Output is correct
5 Correct 44 ms 14876 KB Output is correct
6 Correct 45 ms 14820 KB Output is correct
7 Correct 36 ms 13952 KB Output is correct
8 Correct 36 ms 14156 KB Output is correct
9 Correct 41 ms 15124 KB Output is correct
10 Correct 41 ms 15024 KB Output is correct
11 Correct 41 ms 15000 KB Output is correct
12 Correct 40 ms 15124 KB Output is correct
13 Correct 40 ms 15080 KB Output is correct
14 Correct 40 ms 14988 KB Output is correct
15 Incorrect 42 ms 15036 KB Wrong Answer [6]
16 Halted 0 ms 0 KB -