oj.uz

Submission #56987

# Submission time Handle Problem Language Result Execution time Memory
56987 2018-07-13T12:22:40 Z hamzqq9 Amusement Park (JOI17_amusement_park) C++14
28 / 100
 59 ms 7224 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=31;

	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=31;

	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

# Verdict Execution time Memory Grader output
1 Correct 38 ms 2712 KB Output is correct
2 Correct 7 ms 3016 KB Output is correct
3 Correct 6 ms 3016 KB Output is correct
4 Correct 7 ms 3108 KB Output is correct
5 Correct 9 ms 3200 KB Output is correct
6 Correct 7 ms 3220 KB Output is correct
7 Correct 6 ms 3240 KB Output is correct
8 Correct 6 ms 3268 KB Output is correct
9 Correct 5 ms 3296 KB Output is correct
10 Correct 6 ms 3296 KB Output is correct
11 Correct 10 ms 3952 KB Output is correct
12 Correct 7 ms 4128 KB Output is correct
13 Correct 10 ms 4128 KB Output is correct
14 Correct 8 ms 4128 KB Output is correct
15 Correct 7 ms 4128 KB Output is correct
16 Correct 7 ms 4128 KB Output is correct
17 Correct 7 ms 4128 KB Output is correct
18 Correct 8 ms 4128 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 6040 KB Output is correct
2 Correct 38 ms 6248 KB Output is correct
3 Correct 37 ms 6328 KB Output is correct
4 Correct 23 ms 6408 KB Output is correct
5 Correct 22 ms 6408 KB Output is correct
6 Correct 24 ms 6408 KB Output is correct
7 Correct 25 ms 6408 KB Output is correct
8 Correct 25 ms 6408 KB Output is correct
9 Correct 27 ms 6408 KB Output is correct
10 Correct 25 ms 6408 KB Output is correct
11 Correct 26 ms 6408 KB Output is correct
12 Correct 24 ms 6408 KB Output is correct
13 Correct 22 ms 6408 KB Output is correct
14 Correct 27 ms 6408 KB Output is correct
15 Correct 23 ms 6408 KB Output is correct
16 Correct 24 ms 6408 KB Output is correct
17 Correct 19 ms 6408 KB Output is correct
18 Correct 20 ms 6408 KB Output is correct
19 Correct 30 ms 6408 KB Output is correct
20 Correct 17 ms 6408 KB Output is correct
21 Correct 20 ms 6408 KB Output is correct
22 Correct 23 ms 6408 KB Output is correct
23 Correct 23 ms 6408 KB Output is correct
24 Correct 23 ms 6408 KB Output is correct
25 Correct 22 ms 6408 KB Output is correct
26 Correct 30 ms 6408 KB Output is correct
27 Correct 28 ms 6408 KB Output is correct
28 Correct 26 ms 6408 KB Output is correct
29 Correct 23 ms 6408 KB Output is correct
30 Correct 25 ms 6408 KB Output is correct
31 Correct 6 ms 6408 KB Output is correct
32 Correct 8 ms 6408 KB Output is correct
33 Correct 7 ms 6408 KB Output is correct
34 Correct 6 ms 6408 KB Output is correct
35 Correct 7 ms 6408 KB Output is correct
36 Correct 6 ms 6408 KB Output is correct
37 Correct 7 ms 6408 KB Output is correct
38 Correct 7 ms 6408 KB Output is correct
39 Correct 6 ms 6408 KB Output is correct
40 Correct 7 ms 6408 KB Output is correct
41 Correct 7 ms 6408 KB Output is correct
42 Correct 7 ms 6408 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 6408 KB Output is correct
2 Correct 8 ms 6408 KB Output is correct
3 Correct 6 ms 6408 KB Output is correct
4 Correct 9 ms 6408 KB Output is correct
5 Correct 9 ms 6408 KB Output is correct
6 Correct 10 ms 6408 KB Output is correct
7 Correct 8 ms 6408 KB Output is correct
8 Correct 7 ms 6408 KB Output is correct
9 Correct 17 ms 6408 KB Output is correct
10 Correct 19 ms 6408 KB Output is correct
11 Correct 15 ms 6408 KB Output is correct
12 Correct 8 ms 6408 KB Output is correct
13 Correct 6 ms 6408 KB Output is correct
14 Correct 8 ms 6408 KB Output is correct
15 Correct 5 ms 6408 KB Output is correct

Subtask #4
0.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 6408 KB Output is correct
2 Correct 51 ms 6408 KB Output is correct
3 Correct 59 ms 6408 KB Output is correct
4 Correct 27 ms 6408 KB Output is correct
5 Incorrect 29 ms 6408 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #5
0 / 17.0

# Verdict Execution time Memory Grader output
1 Runtime error 28 ms 7224 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -