Submission #1032306

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1032306	2024-07-23T15:30:28 Z	0npata	Fun Tour (APIO20_fun)	C++17	26 / 100	21 ms	504 KB

fun

#include "fun.h"

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

#define vec vector

const int MXN = 505;

vec<int> tree[MXN];
int depth[MXN];

void dfs1(int u, int p = -1) {
	for(int v : tree[u]) {
		if(v == p) continue;
		depth[v] = depth[u]+1;
		dfs1(v, u);
	}
}


std::vector<int> createFunTour(int N, int Q) {
	if(N>500) {
		vec<int> ans(0);
		for(int i = N-1; i>=0; i--) {
			ans.push_back(i);
		}
		return ans;
	}


	for(int i = 0; i<N; i++) {
		for(int j = 0; j<N; j++) {
			if(i == j) {
				continue;
			}
			if(hoursRequired(i, j) == 1) {
				tree[i].push_back(j);
			}
		}
	}
	set<int> used;
	auto comp_depth = [&](int u) {
		depth[u] = 0;
		dfs1(u);
	};

	comp_depth(0);

	int x = 0;
	for(int i = 0; i<N; i++) {
		if(depth[i] > depth[x]) x = i;
	}

	vec<int> ans(0);

	for(int i = 0; i<N; i++) {
		comp_depth(x);
		for(int i = 0; i<N; i++) {
			if(!used.count(i) && depth[i] > depth[x]) x = i;
		}

		ans.push_back(x);
		used.insert(x);
	}
	assert(used.size() == N);

	return ans;
}

Compilation message

In file included from /usr/include/c++/10/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:33,
                 from fun.cpp:3:
fun.cpp: In function 'std::vector<int> createFunTour(int, int)':
fun.cpp:66:21: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   66 |  assert(used.size() == N);
      |         ~~~~~~~~~~~~^~~~

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	392 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct

Subtask #2

16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	392 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	13 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	0 ms	348 KB	Output is correct
29	Correct	14 ms	344 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	3 ms	348 KB	Output is correct
32	Correct	4 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	13 ms	344 KB	Output is correct
35	Correct	19 ms	348 KB	Output is correct
36	Correct	21 ms	504 KB	Output is correct
37	Correct	1 ms	348 KB	Output is correct
38	Correct	17 ms	348 KB	Output is correct
39	Correct	6 ms	348 KB	Output is correct
40	Correct	8 ms	348 KB	Output is correct
41	Correct	3 ms	344 KB	Output is correct

Subtask #3

0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	392 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	13 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Incorrect	1 ms	348 KB	Tour is not fun
17	Halted	0 ms	0 KB	-

Subtask #4

0 / 19.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	14 ms	344 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	3 ms	348 KB	Output is correct
11	Correct	4 ms	348 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Incorrect	1 ms	348 KB	Tour is not fun
14	Halted	0 ms	0 KB	-

Subtask #5

0 / 34.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	1 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	392 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	13 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	1 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	0 ms	348 KB	Output is correct
29	Correct	14 ms	344 KB	Output is correct
30	Correct	1 ms	348 KB	Output is correct
31	Correct	3 ms	348 KB	Output is correct
32	Correct	4 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	13 ms	344 KB	Output is correct
35	Correct	19 ms	348 KB	Output is correct
36	Correct	21 ms	504 KB	Output is correct
37	Correct	1 ms	348 KB	Output is correct
38	Correct	17 ms	348 KB	Output is correct
39	Correct	6 ms	348 KB	Output is correct
40	Correct	8 ms	348 KB	Output is correct
41	Correct	3 ms	344 KB	Output is correct
42	Incorrect	1 ms	348 KB	Tour is not fun
43	Halted	0 ms	0 KB	-