oj.uz

답안 #1071324

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1071324 2024-08-23T06:42:05 Z Faisal_Saqib 참나무 (IOI23_beechtree) C++17
5 / 100
 112 ms 23060 KB 
#include <bits/stdc++.h>
using namespace std;
const int N1=2e5+100;
int n,m,p[N1],c[N1],cnt[N1];
vector<int> sub[N1],ma[N1];
void dfs(int x)
{
	sub[x].clear();
	for(int&y:ma[x])
	{
		dfs(y);
		for(int&l:sub[y])sub[x].push_back(l);
		sub[x].push_back(y);
	}
}
std::vector<int> beechtree(int N, int M, std::vector<int> P, std::vector<int> C)
{
	n=N,m=M;
	bool subtask=1;
	for(int i=0;i<n;i++)p[i]=P[i],c[i]=C[i],ma[i].clear(),subtask=(subtask&((p[i]==(i-1))));
	if(subtask)
	{
		vector<int> b(n);
		map<int,int> cntp;
		for(int i=n-1;i>=0;i--)
		{
			cntp[c[i]]++;
			if(cntp.size()==1)
			{
				b[i]=1;
			}
			else if(cntp.size()==2 and min(cntp[c[i]],n-cntp[c[i]])==1)
			{
				b[i]=1;
			}
			else{
				b[i]=0;
			}
		}
		return b;
	}
	else
	{
		for(int i=1;i<n;i++)ma[p[i]].push_back(i);
		dfs(0);
		vector<int> b(n);
		for(int i=0;i<n;i++)
		{
			int sz=sub[i].size();
			map<int,int> cntp;
			for(int j=0;j<sz;j++)
			{
				int v=sub[i][j];
				cntp[c[v]]++;
			}
			cntp[c[i]]++;
			if(cntp.size()==1)
			{
				b[i]=1;
			}
			else if(cntp.size()==2 and min(cntp[c[i]],n-cntp[c[i]])==1)
			{
				b[i]=1;
			}
			else{
				b[i]=0;
			}
		}
		return b;
	}
}

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Incorrect 2 ms 10844 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
3 Halted 0 ms 0 KB -

Subtask #1
0.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Correct 2 ms 10840 KB Output is correct
3 Correct 2 ms 10676 KB Output is correct
4 Correct 2 ms 10844 KB Output is correct
5 Correct 2 ms 10844 KB Output is correct
6 Correct 2 ms 10844 KB Output is correct
7 Incorrect 2 ms 10844 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
8 Halted 0 ms 0 KB -

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Correct 2 ms 10840 KB Output is correct
3 Correct 2 ms 10676 KB Output is correct
4 Correct 2 ms 10844 KB Output is correct
5 Correct 2 ms 10844 KB Output is correct
6 Correct 2 ms 10844 KB Output is correct
7 Correct 112 ms 23060 KB Output is correct
8 Correct 76 ms 20560 KB Output is correct
9 Correct 2 ms 10844 KB Output is correct
10 Correct 2 ms 10844 KB Output is correct
11 Correct 2 ms 10844 KB Output is correct
12 Correct 2 ms 10844 KB Output is correct
13 Correct 2 ms 10844 KB Output is correct
14 Correct 2 ms 10844 KB Output is correct
15 Correct 2 ms 10844 KB Output is correct
16 Correct 2 ms 10844 KB Output is correct
17 Correct 39 ms 16032 KB Output is correct
18 Correct 39 ms 15964 KB Output is correct
19 Correct 75 ms 20312 KB Output is correct
20 Correct 91 ms 21840 KB Output is correct

Subtask #3
0.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 10844 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Correct 2 ms 10840 KB Output is correct
3 Incorrect 2 ms 10844 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
4 Halted 0 ms 0 KB -

Subtask #5
0.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Incorrect 2 ms 10844 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
3 Halted 0 ms 0 KB -

Subtask #6
0.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Correct 2 ms 10840 KB Output is correct
3 Incorrect 2 ms 10844 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
4 Halted 0 ms 0 KB -

Subtask #7
0.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Incorrect 2 ms 10844 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
3 Halted 0 ms 0 KB -

Subtask #8
0.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Correct 2 ms 10840 KB Output is correct
3 Incorrect 2 ms 10844 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
4 Halted 0 ms 0 KB -

Subtask #9
0.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 10844 KB Output is correct
2 Incorrect 2 ms 10844 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
3 Halted 0 ms 0 KB -