oj.uz

Submission #296757

# Submission time Handle Problem Language Result Execution time Memory
296757 2020-09-10T20:59:37 Z Plurm Airline Route Map (JOI18_airline) C++11
22 / 100
 2500 ms 38856 KB 
#include "Alicelib.h"
#include <bits/stdc++.h>
using namespace std;

int vg[1024][1024]; // virtual graph
void Alice( int N, int M, int A[], int B[] ){
	for(int i = 0; i < M; i++){
		if(A[i] > B[i]) swap(A[i], B[i]);
		vg[A[i]][B[i]] = 1;
	}
	for(int i = 0; i < N; i++){
		vg[i][N] = 1;
		for(int b = 0; b < 10; b++){
			if(i & (1 << b)){
				vg[i][N+1+b] = 1;
			}
		}
	}
	for(int i = 0; i < 5; i++){
		for(int j = 0; j < i; j++){
			vg[N+1+i][N+6+j] = 1;
		}
		vg[N+1+i][N+11] = 1;
	}
	vg[0][N+11] = 1;
	if(N <= 10) for(int i = N+12; i < N+22; i++) vg[N][i] = 1;
	vector<pair<int,int> > ev;
	const int V = N <= 10 ? N+22 : N+12;
	for(int i = 0; i < V; i++){
		for(int j = i+1; j < V; j++){
			if(vg[i][j]) ev.emplace_back(i,j);
		}
	}
	InitG(V, ev.size());
	for(int i = 0; i < ev.size(); i++){
		int x, y;
		tie(x, y) = ev[i];
		MakeG(i, x, y);
	}
}


#include "Boblib.h"
#include <bits/stdc++.h>
using namespace std;

static int bvg[1555][1555];
static bool isOriginal[1555];
static int p[1555];
void Bob( int V, int U, int C[], int D[] ){
	int N = 0;
	memset(bvg, 0, sizeof(bvg));
	memset(isOriginal, 0, sizeof(isOriginal));
	memset(p, 0, sizeof(p));
	for(int i = 0; i < U; i++){
		bvg[C[i]][D[i]] = bvg[D[i]][C[i]] = 1;
	}
	int SIG = -1;
	int mx = -1;
	for(int i = 0; i < V; i++){
		isOriginal[i] = true;
		int cnt = 0;
		for(int j = 0; j < V; j++){
			cnt += bvg[i][j];
		}
		if(cnt > mx){
			SIG = i;
			mx = cnt;
		}
	}
	isOriginal[SIG] = false;
	vector<int> bits;
	for(int i = 0; i < V; i++){
		if(bvg[SIG][i] == 0 && i != SIG){
			bits.push_back(i);
			isOriginal[i] = false;
		}
	}
	int BSIG = -1;
	int ZERO = -1;
	for(int i : bits){
		int chco = 0;
		int chci = 0;
		for(int j = 0; j < V; j++) if(bvg[i][j]) chco++;
		for(int j : bits) if(bvg[i][j]) chci++;
		if(chco == 6 && chci == 5) BSIG = i;
	}
	if(BSIG == -1) while(true);
	for(int i = 0; i < V; i++){
		if(bvg[SIG][i] && bvg[i][BSIG]){
			ZERO = i;
		}
	}
	bvg[BSIG][ZERO] = bvg[ZERO][BSIG] = 0;
	bits.erase(find(bits.begin(), bits.end(), BSIG));
	isOriginal[ZERO] = true;
	vector<int> leftbits, rightbits;
	for(int i : bits){
		if(bvg[BSIG][i]) leftbits.push_back(i);
		else rightbits.push_back(i);
		bvg[BSIG][i] = bvg[i][BSIG] = 0;
		int chc = 0;
		for(int j : bits) if(bvg[i][j]) chc++;
	}
	sort(leftbits.begin(), leftbits.end(), [&bits](int b1, int b2){
		int chc1 = 0;
		int chc2 = 0;
		for(int i : bits) if(bvg[b1][i]) chc1++;
		for(int i : bits) if(bvg[b2][i]) chc2++;
		return chc1 < chc2;
	});
	sort(rightbits.begin(), rightbits.end(), [&bits](int b1, int b2){
		int chc1 = 0;
		int chc2 = 0;
		for(int i : bits) if(bvg[b1][i]) chc1++;
		for(int i : bits) if(bvg[b2][i]) chc2++;
		return chc1 > chc2;
	});
	bits = leftbits;
	for(int x : rightbits) bits.push_back(x);
	for(int i = 0; i < 10; i++){
		p[bits[i]] = N+1+i;
	}
	for(int i = 0; i < V; i++){
		if(isOriginal[i] && i != ZERO){
			int name = 0;
			for(int j = 0; j < 10; j++){
				if(bvg[i][bits[j]]) name += 1 << j;
			}
			p[i] = name;
			if(name == 0) isOriginal[i] = false;
			else N++;
		}else if(i == ZERO) N++;
	}
	vector<pair<int,int> > ev;
	for(int i = 0; i < U; i++){
		if(isOriginal[C[i]] && isOriginal[D[i]]){
			ev.emplace_back(p[C[i]], p[D[i]]);
		}
	}
	InitMap(N, ev.size());
	for(auto p : ev){
		MakeMap(p.first, p.second);
	}
}

Compilation message

Alice.cpp: In function 'void Alice(int, int, int*, int*)':
Alice.cpp:35:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |  for(int i = 0; i < ev.size(); i++){
      |                 ~~^~~~~~~~~~~

Subtask #1
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 14396 KB Output is correct
2 Correct 12 ms 14336 KB Output is correct
3 Correct 12 ms 14392 KB Output is correct
4 Correct 12 ms 14520 KB Output is correct
5 Correct 13 ms 14444 KB Output is correct
6 Correct 12 ms 14336 KB Output is correct
7 Correct 12 ms 14336 KB Output is correct
8 Correct 12 ms 14336 KB Output is correct
9 Correct 12 ms 14336 KB Output is correct
10 Correct 12 ms 14392 KB Output is correct
11 Correct 11 ms 14336 KB Output is correct
12 Correct 11 ms 14336 KB Output is correct
13 Correct 12 ms 14336 KB Output is correct
14 Correct 12 ms 14208 KB Output is correct
15 Correct 12 ms 14392 KB Output is correct
16 Correct 11 ms 14336 KB Output is correct
17 Correct 12 ms 14208 KB Output is correct
18 Correct 12 ms 14472 KB Output is correct
19 Correct 11 ms 14516 KB Output is correct
20 Correct 12 ms 14388 KB Output is correct
21 Correct 12 ms 14208 KB Output is correct
22 Correct 13 ms 14336 KB Output is correct
23 Correct 12 ms 14336 KB Output is correct
24 Correct 12 ms 14336 KB Output is correct
25 Correct 12 ms 14336 KB Output is correct
26 Correct 12 ms 14208 KB Output is correct
27 Correct 12 ms 14336 KB Output is correct
28 Correct 12 ms 14384 KB Output is correct
29 Correct 12 ms 14336 KB Output is correct
30 Correct 11 ms 14408 KB Output is correct
31 Correct 11 ms 14336 KB Output is correct
32 Correct 12 ms 14336 KB Output is correct
33 Correct 12 ms 14400 KB Output is correct
34 Correct 12 ms 14336 KB Output is correct
35 Correct 12 ms 14336 KB Output is correct
36 Correct 11 ms 14464 KB Output is correct
37 Correct 12 ms 14336 KB Output is correct
38 Correct 12 ms 14336 KB Output is correct
39 Correct 12 ms 14336 KB Output is correct
40 Correct 12 ms 14336 KB Output is correct
41 Correct 12 ms 14384 KB Output is correct
42 Correct 12 ms 14396 KB Output is correct
43 Correct 12 ms 14396 KB Output is correct
44 Correct 12 ms 14208 KB Output is correct
45 Correct 12 ms 14400 KB Output is correct
46 Correct 11 ms 14336 KB Output is correct
47 Correct 11 ms 14336 KB Output is correct
48 Correct 12 ms 14336 KB Output is correct
49 Correct 11 ms 14336 KB Output is correct
50 Correct 12 ms 14400 KB Output is correct
51 Correct 12 ms 14424 KB Output is correct
52 Correct 12 ms 14336 KB Output is correct
53 Correct 12 ms 14428 KB Output is correct
54 Correct 12 ms 14348 KB Output is correct
55 Correct 12 ms 14412 KB Output is correct
56 Correct 12 ms 14420 KB Output is correct
57 Correct 12 ms 14336 KB Output is correct
58 Correct 12 ms 14416 KB Output is correct

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 14396 KB Output is correct
2 Correct 12 ms 14336 KB Output is correct
3 Correct 12 ms 14392 KB Output is correct
4 Correct 12 ms 14520 KB Output is correct
5 Correct 13 ms 14444 KB Output is correct
6 Correct 12 ms 14336 KB Output is correct
7 Correct 12 ms 14336 KB Output is correct
8 Correct 12 ms 14336 KB Output is correct
9 Correct 12 ms 14336 KB Output is correct
10 Correct 12 ms 14392 KB Output is correct
11 Correct 11 ms 14336 KB Output is correct
12 Correct 11 ms 14336 KB Output is correct
13 Correct 12 ms 14336 KB Output is correct
14 Correct 12 ms 14208 KB Output is correct
15 Correct 12 ms 14392 KB Output is correct
16 Correct 11 ms 14336 KB Output is correct
17 Correct 12 ms 14208 KB Output is correct
18 Correct 12 ms 14472 KB Output is correct
19 Correct 11 ms 14516 KB Output is correct
20 Correct 12 ms 14388 KB Output is correct
21 Correct 12 ms 14208 KB Output is correct
22 Correct 13 ms 14336 KB Output is correct
23 Correct 12 ms 14336 KB Output is correct
24 Correct 12 ms 14336 KB Output is correct
25 Correct 12 ms 14336 KB Output is correct
26 Correct 12 ms 14208 KB Output is correct
27 Correct 12 ms 14336 KB Output is correct
28 Correct 12 ms 14384 KB Output is correct
29 Correct 12 ms 14336 KB Output is correct
30 Correct 11 ms 14408 KB Output is correct
31 Correct 11 ms 14336 KB Output is correct
32 Correct 12 ms 14336 KB Output is correct
33 Correct 12 ms 14400 KB Output is correct
34 Correct 12 ms 14336 KB Output is correct
35 Correct 12 ms 14336 KB Output is correct
36 Correct 11 ms 14464 KB Output is correct
37 Correct 12 ms 14336 KB Output is correct
38 Correct 12 ms 14336 KB Output is correct
39 Correct 12 ms 14336 KB Output is correct
40 Correct 12 ms 14336 KB Output is correct
41 Correct 12 ms 14384 KB Output is correct
42 Correct 12 ms 14396 KB Output is correct
43 Correct 12 ms 14396 KB Output is correct
44 Correct 12 ms 14208 KB Output is correct
45 Correct 12 ms 14400 KB Output is correct
46 Correct 11 ms 14336 KB Output is correct
47 Correct 11 ms 14336 KB Output is correct
48 Correct 12 ms 14336 KB Output is correct
49 Correct 11 ms 14336 KB Output is correct
50 Correct 12 ms 14400 KB Output is correct
51 Correct 12 ms 14424 KB Output is correct
52 Correct 12 ms 14336 KB Output is correct
53 Correct 12 ms 14428 KB Output is correct
54 Correct 12 ms 14348 KB Output is correct
55 Correct 12 ms 14412 KB Output is correct
56 Correct 12 ms 14420 KB Output is correct
57 Correct 12 ms 14336 KB Output is correct
58 Correct 12 ms 14416 KB Output is correct
59 Execution timed out 3085 ms 14464 KB Time limit exceeded
60 Halted 0 ms 0 KB -

Subtask #3
0 / 63.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3623 ms 38856 KB Time limit exceeded
2 Halted 0 ms 0 KB -