oj.uz

답안 #49942

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
49942 2018-06-05T04:21:43 Z MatheusLealV Amusement Park (JOI17_amusement_park) C++17
73 / 100
 62 ms 8624 KB 
#include "Joi.h"
#include <bits/stdc++.h>
#define maxn 10005
#define f first
#define s second
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
 
static int idx[maxn], pai[maxn], deep[maxn], cnt, maior;
 
static vector<int> grafo[maxn], tree[maxn];
 
void dfs(int x)
{
	idx[x] = cnt++;
 
	maior = max(maior, deep[x] + 1);
 
	for(auto v: grafo[x])
	{
		if(idx[v] != -1) continue;
 
		pai[v] = x;
 
		deep[v] = deep[x] + 1;
 
		tree[x].push_back(v);
 
		tree[v].push_back(x);
 
		dfs(v);
	}
}

int nnn;

bool op2(int a, int b)
{
	return (a*a) % nnn <  (b*b) % nnn;
}
 
void Joi(int N, int M, int A[], int B[], ll X, int T)
{
	memset(idx, -1, sizeof idx);

	nnn = N;
 
	for(int i = 0; i < M; i++)
	{
		grafo[A[i]].push_back(B[i]);
 
		grafo[B[i]].push_back(A[i]);
	}
 
	for(int i = 0; i < N; i++) sort(grafo[i].begin(), grafo[i].end(),op2);
 
	dfs(0);
 
	if(maior >= 60)
	{
		for(int i = 0; i < N; i++)
		{
			deep[i] %= 60;
 
			if(X & (1LL<<deep[i])) MessageBoard(i, 1);
 
			else MessageBoard(i, 0);
		}
	}
 
	else
	{
		for(int i = 0; i < N; i++)
		{
			idx[i] = idx[i] % 60;
 
			if(X & (1LL<<idx[i])) MessageBoard(i, 1);
 
			else MessageBoard(i, 0);
		}
	}
}
#include "Ioi.h"
#include <bits/stdc++.h>
#define maxn 10005
#define f first
#define s second
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
 
static ll idx2[maxn], pai2[maxn], deep2[maxn], cnt2, maior2, dp[maxn];
 
static ll opt[maxn], ini[maxn], fim[maxn], save[maxn];
 
static vector<ll> grafo2[maxn], tree2[maxn], euler;
 
static ll ans = 0;
 
static set<ll> usados, tem[maxn];
 
void dfs2(int x)
{
	idx2[x] = cnt2++;
 
	euler.push_back(x);
 
	maior2 = max(maior2, deep2[x] + 1);
 
	dp[x] = 0;
 
	for(auto v: grafo2[x])
	{
		if(idx2[v] != -1) continue;
 
		pai2[v] = x;
 
		deep2[v] = deep2[x] + 1;
 
		tree2[x].push_back(v);
 
		tree2[v].push_back(x);
 
		dfs2(v);
 
		euler.push_back(x);
 
		if(dp[v] + 1 > dp[x]) dp[x] = dp[v] + 1, opt[x] = v;
	}
}

int nn;

bool op(int a, int b)
{
	return (a*a) % nn  <  (b*b) % nn;
}
 
ll Ioi(int N, int M, int A[], int B[], int P, int V, int T)
{
	nn = N;

	memset(idx2, -1, sizeof idx2);
 
	int Vo = V;
 
	for(int i = 0; i < M; i++)
	{
		grafo2[A[i]].push_back(B[i]);
 
		grafo2[B[i]].push_back(A[i]);
	}
 
	for(int i = 0; i < N; i++) sort(grafo2[i].begin(), grafo2[i].end(), op);
 
	dfs2(0);
 
	if(maior2 >= 60)
	{
		usados.insert(deep2[P] % 60);
 
		if(V) ans += (1LL<< (deep2[P]%60) );
 
		while(P != 0 and usados.size() < 60)
		{
			ll val = Move(pai2[P]), aux = deep2[pai2[P]]%60;
 
			if(val && !usados.count(aux)) ans += (1LL<< (aux) );
 
			usados.insert(aux);
 
			P = pai2[P];
		}
 
		if(usados.size() >= 60) return ans;
 
		while(usados.size() < 60)
		{
			ll val = Move(opt[P]), aux = deep2[opt[P]]%60;
 
			if(val && !usados.count(aux)) ans += (1LL<< (aux) );
 
			usados.insert(aux);
 
			P = opt[P];	
		}
 
		return ans;
	}
  
	for(int i = 0; i < N; i++) idx2[i] = (idx2[i] % 60);
 
	ll t = 0, save;
 
	for(int i = 0; i < euler.size(); i++)
	{
		if(euler[i] == P)
		{
			t = save = i;
 
			break;
		}
	}
 
	ll pos = 0;
 
	pos |= (1LL<<idx2[P]);
 
	t ++;
 
	for(int cnt = 0; cnt < 120 ; cnt ++)
	{
		if(t >= euler.size() - 1) t = 0;
 
		ll x = euler[t];
 
		pos |= (1LL<<idx2[x]);
 
		t ++;
	}
 
	//cout<<pos<<" "<<((1LL<<60) - 1LL)<<"\n";
 
	if(pos == ((1LL<<60) - 1LL))
	{
		if(Vo) ans |= (1LL<<idx2[P]);
 
		t = save + 1;
 
		for(int cnt = 0; cnt < 120 ; cnt ++)
		{
			if(t >= euler.size() - 1) t = 0;
 
			ll x = euler[t];
 
			V = Move(x);
 
			if(V) ans |= (1LL<<idx2[x]);
 
			t ++;
		}
 
		//cout<<ans<<"\n";
 
		return ans;
	}
	else
	{
		//for(auto tt: euler) cout<<tt<<" ";
 
		//cout<<"\n";
		if(Vo) ans |= (1LL<<idx2[P]);
 
		t = save - 1;
 
		ll aux = 1LL<<idx2[P];
 
		for(int cnt = 0; cnt < 120 ; cnt ++)
		{
			if(t <= 0) t = euler.size() - 1;
 
			ll x = euler[t];
 
			V = Move(x);
 
			aux |= (1LL<<idx2[x]);
 
			if(V) ans |= (1LL<<idx2[x]);
 
			t --;
		}
 
		//cout<<aux<<" "<<((1LL<<60) - 1LL)<<"\n";
 
		return ans;
	}
}

Compilation message

Ioi.cpp: In function 'll Ioi(int, int, int*, int*, int, int, int)':
Ioi.cpp:113:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < euler.size(); i++)
                 ~~^~~~~~~~~~~~~~
Ioi.cpp:131:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(t >= euler.size() - 1) t = 0;
      ~~^~~~~~~~~~~~~~~~~~~
Ioi.cpp:150:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(t >= euler.size() - 1) t = 0;
       ~~^~~~~~~~~~~~~~~~~~~
Ioi.cpp: At global scope:
Ioi.cpp:12:44: warning: 'save' defined but not used [-Wunused-variable]
 static ll opt[maxn], ini[maxn], fim[maxn], save[maxn];
                                            ^~~~
Ioi.cpp:12:33: warning: 'fim' defined but not used [-Wunused-variable]
 static ll opt[maxn], ini[maxn], fim[maxn], save[maxn];
                                 ^~~
Ioi.cpp:12:22: warning: 'ini' defined but not used [-Wunused-variable]
 static ll opt[maxn], ini[maxn], fim[maxn], save[maxn];
                      ^~~
Ioi.cpp: In function 'll Ioi(int, int, int*, int*, int, int, int)':
Ioi.cpp:146:5: warning: 'save' may be used uninitialized in this function [-Wmaybe-uninitialized]
   t = save + 1;
   ~~^~~~~~~~~~

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 2404 KB Output is correct
2 Correct 6 ms 3132 KB Output is correct
3 Correct 6 ms 3232 KB Output is correct
4 Correct 6 ms 3300 KB Output is correct
5 Correct 6 ms 3368 KB Output is correct
6 Correct 6 ms 3448 KB Output is correct
7 Correct 6 ms 3608 KB Output is correct
8 Correct 7 ms 3688 KB Output is correct
9 Correct 6 ms 3688 KB Output is correct
10 Correct 6 ms 3688 KB Output is correct
11 Correct 11 ms 3780 KB Output is correct
12 Correct 5 ms 3872 KB Output is correct
13 Correct 7 ms 3872 KB Output is correct
14 Correct 6 ms 3872 KB Output is correct
15 Correct 6 ms 3872 KB Output is correct
16 Correct 6 ms 3872 KB Output is correct
17 Correct 7 ms 3872 KB Output is correct
18 Correct 6 ms 3872 KB Output is correct

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 53 ms 7204 KB Output is correct
2 Correct 45 ms 8552 KB Output is correct
3 Correct 47 ms 8552 KB Output is correct
4 Correct 27 ms 8552 KB Output is correct
5 Correct 28 ms 8552 KB Output is correct
6 Correct 26 ms 8552 KB Output is correct
7 Correct 33 ms 8552 KB Output is correct
8 Correct 35 ms 8552 KB Output is correct
9 Correct 27 ms 8552 KB Output is correct
10 Correct 33 ms 8552 KB Output is correct
11 Correct 39 ms 8552 KB Output is correct
12 Correct 24 ms 8552 KB Output is correct
13 Correct 40 ms 8552 KB Output is correct
14 Correct 28 ms 8552 KB Output is correct
15 Correct 28 ms 8552 KB Output is correct
16 Correct 30 ms 8552 KB Output is correct
17 Correct 25 ms 8552 KB Output is correct
18 Correct 25 ms 8552 KB Output is correct
19 Correct 37 ms 8552 KB Output is correct
20 Correct 22 ms 8552 KB Output is correct
21 Correct 25 ms 8552 KB Output is correct
22 Correct 24 ms 8552 KB Output is correct
23 Correct 37 ms 8552 KB Output is correct
24 Correct 33 ms 8552 KB Output is correct
25 Correct 26 ms 8552 KB Output is correct
26 Correct 27 ms 8552 KB Output is correct
27 Correct 26 ms 8552 KB Output is correct
28 Correct 34 ms 8552 KB Output is correct
29 Correct 33 ms 8552 KB Output is correct
30 Correct 26 ms 8552 KB Output is correct
31 Correct 5 ms 8552 KB Output is correct
32 Correct 5 ms 8552 KB Output is correct
33 Correct 6 ms 8552 KB Output is correct
34 Correct 5 ms 8552 KB Output is correct
35 Correct 5 ms 8552 KB Output is correct
36 Correct 6 ms 8552 KB Output is correct
37 Correct 6 ms 8552 KB Output is correct
38 Correct 6 ms 8552 KB Output is correct
39 Correct 5 ms 8552 KB Output is correct
40 Correct 6 ms 8552 KB Output is correct
41 Correct 7 ms 8552 KB Output is correct
42 Incorrect 5 ms 8552 KB Wrong Answer [7]

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 8552 KB Output is correct
2 Correct 6 ms 8552 KB Output is correct
3 Correct 7 ms 8552 KB Output is correct
4 Correct 12 ms 8552 KB Output is correct
5 Correct 8 ms 8552 KB Output is correct
6 Correct 9 ms 8552 KB Output is correct
7 Correct 8 ms 8552 KB Output is correct
8 Correct 9 ms 8552 KB Output is correct
9 Correct 20 ms 8552 KB Output is correct
10 Correct 23 ms 8552 KB Output is correct
11 Correct 23 ms 8552 KB Output is correct
12 Correct 6 ms 8552 KB Output is correct
13 Correct 6 ms 8552 KB Output is correct
14 Correct 6 ms 8552 KB Output is correct
15 Correct 6 ms 8552 KB Output is correct

Subtask #4
55.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 42 ms 8568 KB Output is correct
2 Correct 40 ms 8596 KB Output is correct
3 Correct 41 ms 8616 KB Output is correct
4 Correct 27 ms 8624 KB Output is correct
5 Correct 27 ms 8624 KB Output is correct
6 Correct 34 ms 8624 KB Output is correct
7 Correct 27 ms 8624 KB Output is correct
8 Correct 27 ms 8624 KB Output is correct
9 Correct 26 ms 8624 KB Output is correct
10 Correct 26 ms 8624 KB Output is correct
11 Correct 30 ms 8624 KB Output is correct
12 Correct 24 ms 8624 KB Output is correct
13 Correct 27 ms 8624 KB Output is correct
14 Correct 41 ms 8624 KB Output is correct
15 Correct 37 ms 8624 KB Output is correct
16 Correct 41 ms 8624 KB Output is correct
17 Correct 35 ms 8624 KB Output is correct
18 Correct 37 ms 8624 KB Output is correct
19 Correct 25 ms 8624 KB Output is correct
20 Correct 22 ms 8624 KB Output is correct
21 Correct 27 ms 8624 KB Output is correct
22 Correct 30 ms 8624 KB Output is correct
23 Correct 30 ms 8624 KB Output is correct
24 Correct 34 ms 8624 KB Output is correct
25 Correct 32 ms 8624 KB Output is correct
26 Correct 31 ms 8624 KB Output is correct
27 Correct 27 ms 8624 KB Output is correct
28 Correct 26 ms 8624 KB Output is correct
29 Correct 32 ms 8624 KB Output is correct
30 Correct 28 ms 8624 KB Output is correct

Subtask #5
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 41 ms 8624 KB Output is correct
2 Correct 62 ms 8624 KB Output is correct
3 Correct 55 ms 8624 KB Output is correct
4 Correct 39 ms 8624 KB Output is correct
5 Correct 28 ms 8624 KB Output is correct
6 Correct 27 ms 8624 KB Output is correct
7 Correct 27 ms 8624 KB Output is correct
8 Correct 30 ms 8624 KB Output is correct
9 Correct 30 ms 8624 KB Output is correct
10 Correct 28 ms 8624 KB Output is correct
11 Correct 27 ms 8624 KB Output is correct
12 Correct 24 ms 8624 KB Output is correct
13 Correct 25 ms 8624 KB Output is correct
14 Correct 25 ms 8624 KB Output is correct
15 Correct 34 ms 8624 KB Output is correct
16 Correct 27 ms 8624 KB Output is correct
17 Correct 27 ms 8624 KB Output is correct
18 Correct 28 ms 8624 KB Output is correct
19 Correct 27 ms 8624 KB Output is correct
20 Correct 20 ms 8624 KB Output is correct
21 Correct 22 ms 8624 KB Output is correct
22 Correct 35 ms 8624 KB Output is correct
23 Correct 34 ms 8624 KB Output is correct
24 Correct 27 ms 8624 KB Output is correct
25 Correct 27 ms 8624 KB Output is correct
26 Correct 32 ms 8624 KB Output is correct
27 Correct 25 ms 8624 KB Output is correct
28 Correct 36 ms 8624 KB Output is correct
29 Correct 27 ms 8624 KB Output is correct
30 Correct 25 ms 8624 KB Output is correct
31 Incorrect 5 ms 8624 KB Wrong Answer [7]
32 Halted 0 ms 0 KB -