oj.uz

답안 #56988

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
56988 2018-07-13T12:24:46 Z hamzqq9 Amusement Park (JOI17_amusement_park) C++14
28 / 100
 56 ms 7304 KB 
#include "Joi.h"
 
#include<bits/stdc++.h>
using namespace std;
 
#define ll long long
#define st first
#define nd second
#define pb push_back
#define MAX 20005
#define sz(x) ((int)x.size())
#define pw(x) (1LL<<(x))
 
static int N,M,CurBit,A[MAX],B[MAX],Bit[69],VAL[MAX];
static bool COME[MAX];
static vector<int> v[MAX],v2[MAX];
static ll X;
static int CENTER,GMax;
 
static void CreateGraph() {
 
	for(int i=0;i<M;i++) {
 
		v[A[i]].pb(B[i]);
		v[B[i]].pb(A[i]);
 
	}
 
}
 
static void CreateBits() {
 
	for(int i=0;i<60;i++) {
 
		Bit[i]=((X&pw(i))>0);
 
	}
 
}
 
static int dist[MAX];
static bool vis[MAX];
 
static void findPath(int TO) {
 
	queue< pair<int,int> > Q;
 
	for(int i=0;i<N;i++) dist[i]=N+10,vis[i]=0;
 
	Q.push({TO,0});
 
	while(!Q.empty()) {
 
		pair<int,int> cur=Q.front();
 
		Q.pop();
 
		if(vis[cur.st]) continue ;
 
		vis[cur.st]=true;
 
		dist[cur.st]=cur.nd;
 
		for(int child:v[cur.st]) {
 
			Q.push({child,cur.nd+1});
 
		}
 
	}
 
}
 
static void dfs2(int node,int ata) {
 
	++CurBit;
 
	MessageBoard(node,Bit[CurBit]);
 
	VAL[node]=Bit[CurBit];	
 
	for(int child:v2[node]) {
 
		if(child==ata) continue ;
 
		dfs2(child,node);
 
	}
 
}
 
static int DEP[MAX];
 
static void dfs(int node,int ata) {
 
	int pos=-1;
 
	for(int i=0;i<sz(v2[node]);i++) {
 
		int child=v2[node][i];
 
		dfs(child,node);
 
		DEP[node]=max(DEP[node],DEP[child]);
 
		if(DEP[node]==DEP[child]) {

			pos=i;
 
		}
 
	}
 
	if(~pos) {
 
		swap(v2[node][pos],v2[node][sz(v2[node])-1]);
 
	}
 
	DEP[node]++;
 
}
 
static void SpanningTree(int node,int ata,bool SEND) {
 
	if(CurBit==59 || COME[node]) return ;
 
	COME[node]=true;
 
	if(~ata) {
 
		v2[ata].pb(node);
 
	}
 
	++CurBit;
 
	if(SEND) {
 
		MessageBoard(node,Bit[CurBit]);
 
		VAL[node]=Bit[CurBit];
	
	}
 
	for(int child:v[node]) {
 
		if(child==ata) continue ;
 
		SpanningTree(child,node,SEND);
 
	}
 
}
 
static void SUB2() {
 
	CreateGraph();
	CreateBits();
 
	CurBit=-1;
 
	SpanningTree(0,-1,true);
 
}
 
static void SUB3() {
 
	CreateBits();
 
	for(int i=0;i<N;i++) {
 
		VAL[i]=Bit[i%60];
 
		MessageBoard(i,VAL[i]);
 
	}
 
}
 
static void SUB4() {
 
	CreateGraph();
	CreateBits();
 
	CENTER=12;

	CurBit=-1;
 
	SpanningTree(CENTER,-1,false);
 
	dfs(CENTER,-1);
 
	CurBit=-1;
 
	dfs2(CENTER,-1);
 
}
 
void Joi(int N, int M, int A[], int B[], long long X, int T) {
  	
	::N=N;
	::M=M;
 
	::X=X;
 
	for(int i=0;i<M;i++) {
 
		::A[i]=A[i];
		::B[i]=B[i];
 
	}
 
	for(int i=0;i<N;i++) VAL[i]=-1;
 
	if(T==1 || T==4) SUB4();
 
	if(T==2) SUB2();
 
	if(T==3) SUB3();
 
	for(int i=0;i<N;i++) {
 
		if(VAL[i]!=-1) continue ;
 
		MessageBoard(i,0);
 
	}
 
}
#include "Ioi.h"
 
#include<bits/stdc++.h>
using namespace std;
 
#define ll long long
#define st first
#define nd second
#define pb push_back
#define MAX 20005
#define sz(x) ((int) x.size())
#define pw(x) (1LL<<(x))
 
static int CurBit,M,N,P,V,CENTER,GMax;
static int A[MAX],B[MAX];
static bool COME[MAX];
static vector<int> v[MAX],v2[MAX];
static ll X;
 
static void CreateGraph() {
 
	for(int i=0;i<M;i++) {
 
		v[A[i]].pb(B[i]);
		v[B[i]].pb(A[i]);
 
	}
 
}
 
static void SpanningTree(int node,int ata) {
 
	if(CurBit==59 || COME[node]) return ;
 
	COME[node]=true;
 
	++CurBit;
 
	if(~ata) {
 
		v2[ata].pb(node);
 
	}
 
	for(int child:v[node]) {
 
		if(child==ata) continue ;
 
		SpanningTree(child,node);
 
	}
 
}
 
static void dfs(int node,int ata) {
 
	++CurBit;
 
	X+=pw(CurBit)*V;
 
	for(int child:v2[node]) {
 
		V=Move(child);
 
		dfs(child,node);
 
		if(CurBit<59) V=Move(node);
 
	}
 
}
 
static int dist[MAX];
static bool vis[MAX];
 
static void findPath(int TO,bool GOON) {
 
	queue< pair<int,int> > Q;
 
	for(int i=0;i<N;i++) dist[i]=N+10,vis[i]=0;
 
	Q.push({TO,0});
 
	while(!Q.empty()) {
 
		pair<int,int> cur=Q.front();
 
		Q.pop();
 
		if(vis[cur.st]) continue ;
 
		vis[cur.st]=true;
 
		dist[cur.st]=cur.nd;
 
		for(int child:v[cur.st]) {
 
			Q.push({child,cur.nd+1});
 
		}
 
	}
 
	if(!GOON) return ;
 
	while(P!=TO) {
 
		for(int child:v[P]) {
 
			if(dist[child]==dist[P]-1) {
 
				V=Move(child);
 
				P=child;
 
				break ;
 
			}
 
		}
 
	}
 
}
 
static int DEP[MAX];
 
void dfs2(int node,int ata) {

	int pos=-1;
 
	for(int i=0;i<sz(v2[node]);i++) {
 
		int child=v2[node][i];
 
		dfs2(child,node);
 
		DEP[node]=max(DEP[node],DEP[child]);
 
		if(DEP[node]==DEP[child]) {
 
			pos=i;
 
		}
 
	}
 
	if(~pos) {
 
		swap(v2[node][pos],v2[node][sz(v2[node])-1]);
 
	}
 
	DEP[node]++;
 
}
 
static ll SUB2() {
 
	CreateGraph();
 
	CurBit=-1;
 
	SpanningTree(0,-1);
 
	findPath(0,true);
 
	CurBit=-1;
 
	dfs(P,-1);
 
	return X;
 
}
 
static ll SUB4() {
 
	CreateGraph();
 
	CENTER=12;

	CurBit=-1;
 
	SpanningTree(CENTER,-1);
 
	dfs2(CENTER,-1);
 
	CurBit=-1;
 
	findPath(CENTER,true);
 
	dfs(CENTER,-1);
 
	return X;
 
}
 
static ll SUB3() {
 
	while(P%60 || P+59>=N) {
 
		P--;
 
		V=Move(P);
 
	}
 
	for(int i=P;i<P+60;i++) {
 
		X+=pw(i-P)*V;
 
		if(i+1<N) V=Move(i+1);
 
	}
 
	return X;
 
}
 
long long Ioi(int N, int M, int A[], int B[], int P, int V, int T) {
  
	::N=N;
	::M=M;
	::P=P;
	::V=V;
 
	for(int i=0;i<M;i++) {
 
		::A[i]=A[i];
		::B[i]=B[i];
 
	}
 
	if(T==1 || T==4) return SUB4();
 
	if(T==2) return SUB2();
 
	if(T==3) return SUB3();	
 
	assert(0); 
 
}

Compilation message

Joi.cpp:44:13: warning: 'void findPath(int)' defined but not used [-Wunused-function]
 static void findPath(int TO) {
             ^~~~~~~~
Joi.cpp:18:19: warning: 'GMax' defined but not used [-Wunused-variable]
 static int CENTER,GMax;
                   ^~~~

Ioi.cpp:14:34: warning: 'GMax' defined but not used [-Wunused-variable]
 static int CurBit,M,N,P,V,CENTER,GMax;
                                  ^~~~

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 2696 KB Output is correct
2 Correct 9 ms 3104 KB Output is correct
3 Correct 8 ms 3236 KB Output is correct
4 Correct 7 ms 3368 KB Output is correct
5 Correct 8 ms 3368 KB Output is correct
6 Correct 10 ms 3368 KB Output is correct
7 Correct 10 ms 3368 KB Output is correct
8 Correct 9 ms 3404 KB Output is correct
9 Correct 7 ms 3440 KB Output is correct
10 Correct 8 ms 3440 KB Output is correct
11 Correct 14 ms 3776 KB Output is correct
12 Correct 5 ms 3840 KB Output is correct
13 Correct 10 ms 3840 KB Output is correct
14 Correct 9 ms 3840 KB Output is correct
15 Correct 11 ms 3840 KB Output is correct
16 Correct 9 ms 3840 KB Output is correct
17 Correct 10 ms 3840 KB Output is correct
18 Correct 9 ms 3840 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 53 ms 6012 KB Output is correct
2 Correct 52 ms 6280 KB Output is correct
3 Correct 48 ms 6312 KB Output is correct
4 Correct 35 ms 6312 KB Output is correct
5 Correct 35 ms 6312 KB Output is correct
6 Correct 37 ms 6312 KB Output is correct
7 Correct 32 ms 6312 KB Output is correct
8 Correct 31 ms 6312 KB Output is correct
9 Correct 39 ms 6312 KB Output is correct
10 Correct 26 ms 6312 KB Output is correct
11 Correct 27 ms 6312 KB Output is correct
12 Correct 32 ms 6312 KB Output is correct
13 Correct 31 ms 6312 KB Output is correct
14 Correct 36 ms 6312 KB Output is correct
15 Correct 30 ms 6312 KB Output is correct
16 Correct 34 ms 6312 KB Output is correct
17 Correct 34 ms 6312 KB Output is correct
18 Correct 31 ms 6312 KB Output is correct
19 Correct 35 ms 6312 KB Output is correct
20 Correct 35 ms 6312 KB Output is correct
21 Correct 27 ms 6312 KB Output is correct
22 Correct 19 ms 6312 KB Output is correct
23 Correct 33 ms 6312 KB Output is correct
24 Correct 34 ms 6312 KB Output is correct
25 Correct 34 ms 6312 KB Output is correct
26 Correct 38 ms 6312 KB Output is correct
27 Correct 28 ms 6312 KB Output is correct
28 Correct 30 ms 6312 KB Output is correct
29 Correct 38 ms 6312 KB Output is correct
30 Correct 30 ms 6312 KB Output is correct
31 Correct 8 ms 6312 KB Output is correct
32 Correct 8 ms 6312 KB Output is correct
33 Correct 13 ms 6312 KB Output is correct
34 Correct 6 ms 6312 KB Output is correct
35 Correct 4 ms 6312 KB Output is correct
36 Correct 8 ms 6312 KB Output is correct
37 Correct 8 ms 6312 KB Output is correct
38 Correct 7 ms 6312 KB Output is correct
39 Correct 9 ms 6312 KB Output is correct
40 Correct 9 ms 6312 KB Output is correct
41 Correct 8 ms 6312 KB Output is correct
42 Correct 7 ms 6312 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 6312 KB Output is correct
2 Correct 6 ms 6312 KB Output is correct
3 Correct 5 ms 6312 KB Output is correct
4 Correct 9 ms 6312 KB Output is correct
5 Correct 10 ms 6312 KB Output is correct
6 Correct 10 ms 6312 KB Output is correct
7 Correct 9 ms 6312 KB Output is correct
8 Correct 9 ms 6312 KB Output is correct
9 Correct 22 ms 6312 KB Output is correct
10 Correct 22 ms 6312 KB Output is correct
11 Correct 22 ms 6312 KB Output is correct
12 Correct 7 ms 6312 KB Output is correct
13 Correct 8 ms 6312 KB Output is correct
14 Correct 7 ms 6312 KB Output is correct
15 Correct 6 ms 6312 KB Output is correct

Subtask #4
0.0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 56 ms 6312 KB Output is correct
2 Correct 45 ms 6312 KB Output is correct
3 Correct 55 ms 6312 KB Output is correct
4 Partially correct 21 ms 6312 KB Partially correct
5 Incorrect 30 ms 6312 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #5
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 41 ms 7304 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -