oj.uz

Submission #125072

# Submission time Handle Problem Language Result Execution time Memory
125072 2019-07-04T14:22:32 Z TuGSGeReL Mechanical Doll (IOI18_doll) C++17
100 / 100
 155 ms 8772 KB 
#include "doll.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>

using namespace std;
using namespace __gnu_pbds;

#define ll long long
#define mp make_pair
#define pub push_back
#define pob pop_back()
#define ss second
#define ff first
#define mt make_tuple
#define pof pop_front()
#define fbo find_by_order
#define ook order_of_key
#define lb lower_bound
#define ub upper_bound

typedef tree<int, null_type, less_equal<int>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;
using pll = pair <ll, ll>;
using pii = pair <int, int>;

int st[300001], n, k = 1, cnt, cur = 1;
vector<int> X, Y, C;

void solve(int res, int num, int at)
{
	if ( num == 1 )
	{
		if ( res != 2 )
			X[-at - 1] = -1;
	} else {
		if ( res <= num )
			X[-at - 1] = -1;
		
		else
			X[-at - 1] = -(++cur);
		
		Y[-at - 1] = -(++cur);
		
		if ( res > num )
		{
			solve(res - num, num / 2, X[-at - 1]);
			solve(num, num / 2, Y[-at - 1]);
		} else{
			solve(res, num / 2, Y[-at - 1]);
		}
	}
}

void dfs(int u, int j )
{
	if ( !st[- u - 1] )
	{
		if ( X[- u - 1] == 0 )
		{
			X[- u - 1] = j;
			st[- u - 1] = 1;
		} else {
			st[- u - 1] = 1;
			dfs(X[- u - 1], j);
		}
	} else {
		if ( Y[- u - 1] == 0 )
		{
			Y[- u - 1] = j;
			st[- u - 1] = 0;
		} else {
			st[- u - 1] = 0;
			dfs(Y[- u - 1], j);
		}
	}
}

void create_circuit(int M, vector<int> A) {
	n = A.size();
	C.pub(A[0]);
	
	for (int i = 1; i <= M; i++)
		C.pub(-1);
	
	if ( n == 1 )
	{
		for (int i = 1; i <= M; i++)
			C[i] = 0;
		
		answer(C, X, Y);
		return;
	}

	X.resize(n + log2(n));
	Y.resize(n + log2(n));
	
	while ( k < n )
		k *= 2;
	
	
	solve(n, k / 2, -1);
	
	for (int i = 1; i < A.size(); i++)
		dfs(-1, A[i]);
	
	answer(C, X, Y);
}

Compilation message

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:102:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  102 |  for (int i = 1; i < A.size(); i++)
      |                  ~~^~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 204 KB Output is correct
2 Correct 48 ms 4200 KB Output is correct
3 Correct 46 ms 4056 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 15 ms 1564 KB Output is correct
6 Correct 71 ms 5072 KB Output is correct
7 Correct 1 ms 204 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 204 KB Output is correct
2 Correct 48 ms 4200 KB Output is correct
3 Correct 46 ms 4056 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 15 ms 1564 KB Output is correct
6 Correct 71 ms 5072 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 99 ms 6036 KB Output is correct
9 Correct 111 ms 6288 KB Output is correct
10 Correct 134 ms 8772 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 204 KB Output is correct
2 Correct 48 ms 4200 KB Output is correct
3 Correct 46 ms 4056 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 15 ms 1564 KB Output is correct
6 Correct 71 ms 5072 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 99 ms 6036 KB Output is correct
9 Correct 111 ms 6288 KB Output is correct
10 Correct 134 ms 8772 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 129 ms 8452 KB Output is correct
15 Correct 87 ms 5540 KB Output is correct
16 Correct 143 ms 8256 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 2 ms 204 KB Output is correct
20 Correct 136 ms 8652 KB Output is correct
21 Correct 2 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 2 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 2 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct

Subtask #5
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 94 ms 4912 KB Output is correct
3 Correct 88 ms 4916 KB Output is correct
4 Correct 119 ms 7276 KB Output is correct

Subtask #6
56.0 / 56.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 94 ms 4912 KB Output is correct
3 Correct 88 ms 4916 KB Output is correct
4 Correct 119 ms 7276 KB Output is correct
5 Correct 126 ms 8172 KB Output is correct
6 Correct 135 ms 7816 KB Output is correct
7 Correct 129 ms 7948 KB Output is correct
8 Correct 155 ms 7708 KB Output is correct
9 Correct 84 ms 4908 KB Output is correct
10 Correct 120 ms 7556 KB Output is correct
11 Correct 118 ms 7292 KB Output is correct
12 Correct 79 ms 4940 KB Output is correct
13 Correct 79 ms 5140 KB Output is correct
14 Correct 97 ms 5304 KB Output is correct
15 Correct 83 ms 5408 KB Output is correct
16 Correct 3 ms 460 KB Output is correct
17 Correct 75 ms 4928 KB Output is correct
18 Correct 76 ms 4916 KB Output is correct
19 Correct 92 ms 4932 KB Output is correct
20 Correct 124 ms 7380 KB Output is correct
21 Correct 120 ms 7364 KB Output is correct
22 Correct 131 ms 7356 KB Output is correct