oj.uz

Submission #26083

# Submission time Handle Problem Language Result Execution time Memory
26083 2017-06-27T12:53:01 Z model_code None (JOI16_dungeon2) C++11
100 / 100
 26 ms 2184 KB 
#include "dungeon2.h"

#include <vector>
#include <cstdio>

using namespace std;

const int MAX_N = 250;

vector<int> con[MAX_N];
int id;

int Visit1(int rt)
{
	if (Color() != 1) {
		int n = Color();
		Move(LastRoad(), n);
		return -n;
	}

	int p = id++;
	int last = LastRoad() - 1;
	int deg = NumberOfRoads();
	for (int i = 0; i < deg; ++i) {
		if (i != last) {
			Move(i + 1, 2);
			int t = Visit1(p);
			if (t == -2) {
				con[p].push_back(1000);
			} else if (t == -3) {
				con[p].push_back(-1);
			} else {
				con[p].push_back(t);
			}
		} else {
			con[p].push_back(-1);
		}
	}

	if (rt != -1) {
		Move(last + 1, 3);
	}
	return p;
}

vector<int> S;

void Visit2(int p, int rt, int power3)
{
	int depth = S.size();
	S.push_back(p);

	int label = (depth / power3) % 3 + 1;
	int last = LastRoad() - 1;
	for (int i = 0; i < con[p].size(); ++i) {
		int q = con[p][i];
		if (q == -1) continue;
		if (q >= 1000) {
			Move(i + 1, label);
			con[p][i] += power3 * (Color() - 1);
			if (power3 == 1) {
				con[p][i] = S[con[p][i] - 1000];
			}
			Move(LastRoad(), Color());
		} else {
			Move(i + 1, label);
			Visit2(q, p, power3);
		}
	}

	S.pop_back();
	if (rt != -1) {
		Move(last + 1, 1);
	}
}

int wf[MAX_N][MAX_N];
int ans[MAX_N + 1];

void Inspect(int R)
{
	id = 0;
	Visit1(-1);
	Visit2(0, -1, 81);
	Visit2(0, -1, 27);
	Visit2(0, -1, 9);
	Visit2(0, -1, 3);
	Visit2(0, -1, 1);

	for (int i = 0; i < id; ++i) {
		for (int j = 0; j < id; ++j) wf[i][j] = (i == j ? 0 : (id + 1));
	}
	for (int i = 0; i < id; ++i) {
		for (int j : con[i]) if (j != -1) wf[i][j] = wf[j][i] = 1;
	}
	for (int i = 0; i < id; ++i) {
		for (int j = 0; j < id; ++j) {
			for (int k = 0; k < id; ++k) wf[j][k] = min(wf[j][k], wf[j][i] + wf[i][k]);
		}
	}
	for (int i = 1; i <= R; ++i) ans[i] = 0;
	for (int i = 0; i < id; ++i) {
		for (int j = i + 1; j < id; ++j) {
			if (1 <= wf[i][j] && wf[i][j] <= R) ++ans[wf[i][j]];
		}
	}
	for (int i = 1; i <= R; ++i) Answer(i, ans[i]);
}

Compilation message

dungeon2.cpp: In function 'void Visit2(int, int, int)':
dungeon2.cpp:55:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < con[p].size(); ++i) {
                    ^

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1920 KB Output is correct
2 Correct 0 ms 1920 KB Output is correct
3 Correct 0 ms 1920 KB Output is correct
4 Correct 0 ms 1920 KB Output is correct
5 Correct 0 ms 1920 KB Output is correct
6 Correct 0 ms 1920 KB Output is correct
7 Correct 0 ms 1920 KB Output is correct
8 Correct 0 ms 1920 KB Output is correct
9 Correct 0 ms 1920 KB Output is correct
10 Correct 0 ms 1920 KB Output is correct
11 Correct 0 ms 1920 KB Output is correct
12 Correct 0 ms 1920 KB Output is correct
13 Correct 0 ms 1920 KB Output is correct
14 Correct 0 ms 1920 KB Output is correct

Subtask #2
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1920 KB Output is correct
2 Correct 0 ms 1920 KB Output is correct
3 Correct 0 ms 1920 KB Output is correct
4 Correct 0 ms 1920 KB Output is correct
5 Correct 0 ms 1920 KB Output is correct
6 Correct 0 ms 1920 KB Output is correct
7 Correct 0 ms 1920 KB Output is correct
8 Correct 0 ms 1920 KB Output is correct
9 Correct 0 ms 1920 KB Output is correct
10 Correct 0 ms 1920 KB Output is correct
11 Correct 0 ms 1920 KB Output is correct
12 Correct 0 ms 1920 KB Output is correct
13 Correct 0 ms 1920 KB Output is correct
14 Correct 0 ms 1920 KB Output is correct
15 Correct 0 ms 1920 KB Output is correct

Subtask #3
56.0 / 56.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1920 KB Output is correct
2 Correct 9 ms 1920 KB Output is correct
3 Correct 9 ms 1920 KB Output is correct
4 Correct 19 ms 2184 KB Output is correct
5 Correct 0 ms 1920 KB Output is correct
6 Correct 3 ms 1920 KB Output is correct
7 Correct 9 ms 1920 KB Output is correct
8 Correct 9 ms 1920 KB Output is correct
9 Correct 9 ms 1920 KB Output is correct
10 Correct 9 ms 1920 KB Output is correct
11 Correct 9 ms 1920 KB Output is correct
12 Correct 9 ms 1920 KB Output is correct
13 Correct 9 ms 2052 KB Output is correct
14 Correct 9 ms 1920 KB Output is correct
15 Correct 9 ms 1920 KB Output is correct
16 Correct 3 ms 2052 KB Output is correct
17 Correct 16 ms 2184 KB Output is correct
18 Correct 26 ms 2184 KB Output is correct
19 Correct 16 ms 2184 KB Output is correct