| # | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 895406 | 2023-12-29T21:40:07 Z | vjudge1 | Longest Trip (IOI23_longesttrip) | C++17 | 810 ms | 2244 KB |
#include "longesttrip.h"
#include <vector>
#include <cstdio>
#include <algorithm>
using namespace std;
// <|°_°|>
const int MAX_NODES = 256;
bool Edge[MAX_NODES][MAX_NODES];
vector <int> Adj[MAX_NODES];
vector <int> Path;
int Seen[MAX_NODES];
int Dfs(int node) {
if (Seen[node])
return 0;
Path.push_back(node);
int ans = Seen[node] = 1;
for (int dest : Adj[node])
ans += Dfs(dest);
return ans;
}
vector <int> longest_trip(int nbNodes, int density) {
for (int i = 0; i < nbNodes; i ++)
{
Adj[i].clear();
fill_n(Edge[i], nbNodes, 0);
}
Path.clear();
fill_n(Seen, nbNodes, 0);
for (int i = 0; i < nbNodes; i ++)
{
for (int j = i + 1; j < nbNodes; j ++)
{
if (are_connected({i}, {j}))
{
Edge[i][j] = Edge[j][i] = 1;
Adj[i].push_back(j);
Adj[j].push_back(i);
}
}
}
int n = Dfs(0);
if (n != nbNodes)
{
int first = (2 * n) >= nbNodes;
vector <int> v;
for (int i = 0; i < nbNodes; i ++)
{
if (Seen[i] == first)
v.push_back(i);
}
return v;
}
vector <int> v = {0};
for (int a : Path)
{
if (!a)
continue;
if (Edge[v.back()][a])
v.push_back(a);
else if (Edge[v[0]][a])
{
reverse(v.begin(), v.end());
v.push_back(a);
}
else
{
vector <int> nv;
while (!Edge[a][v.back()])
{
nv.push_back(v.back());
v.pop_back();
}
v.push_back(a);
reverse(v.begin(), v.end());
for (int a : nv)
v.push_back(a);
}
}
return v;
}
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 0 ms | 344 KB | Output is correct |
| 2 | Correct | 183 ms | 1656 KB | Output is correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 6 ms | 344 KB | Output is correct |
| 2 | Correct | 24 ms | 344 KB | Output is correct |
| 3 | Correct | 110 ms | 856 KB | Output is correct |
| 4 | Correct | 348 ms | 1008 KB | Output is correct |
| 5 | Correct | 700 ms | 1368 KB | Output is correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 7 ms | 344 KB | Output is correct |
| 2 | Correct | 24 ms | 344 KB | Output is correct |
| 3 | Correct | 133 ms | 868 KB | Output is correct |
| 4 | Correct | 321 ms | 1488 KB | Output is correct |
| 5 | Correct | 686 ms | 1196 KB | Output is correct |
| 6 | Correct | 7 ms | 340 KB | Output is correct |
| 7 | Correct | 25 ms | 344 KB | Output is correct |
| 8 | Correct | 115 ms | 1112 KB | Output is correct |
| 9 | Correct | 242 ms | 992 KB | Output is correct |
| 10 | Correct | 799 ms | 1692 KB | Output is correct |
| 11 | Correct | 710 ms | 1320 KB | Output is correct |
| 12 | Correct | 705 ms | 1400 KB | Output is correct |
| 13 | Correct | 660 ms | 1620 KB | Output is correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 9 ms | 344 KB | Output is correct |
| 2 | Correct | 22 ms | 344 KB | Output is correct |
| 3 | Correct | 111 ms | 600 KB | Output is correct |
| 4 | Correct | 341 ms | 1104 KB | Output is correct |
| 5 | Correct | 687 ms | 1188 KB | Output is correct |
| 6 | Correct | 6 ms | 344 KB | Output is correct |
| 7 | Correct | 18 ms | 344 KB | Output is correct |
| 8 | Correct | 114 ms | 600 KB | Output is correct |
| 9 | Correct | 226 ms | 968 KB | Output is correct |
| 10 | Correct | 706 ms | 1616 KB | Output is correct |
| 11 | Correct | 689 ms | 1188 KB | Output is correct |
| 12 | Correct | 686 ms | 1368 KB | Output is correct |
| 13 | Correct | 677 ms | 1620 KB | Output is correct |
| 14 | Correct | 7 ms | 344 KB | Output is correct |
| 15 | Correct | 10 ms | 344 KB | Output is correct |
| 16 | Correct | 36 ms | 344 KB | Output is correct |
| 17 | Correct | 63 ms | 600 KB | Output is correct |
| 18 | Correct | 121 ms | 856 KB | Output is correct |
| 19 | Correct | 226 ms | 892 KB | Output is correct |
| 20 | Correct | 261 ms | 1748 KB | Output is correct |
| 21 | Correct | 681 ms | 1920 KB | Output is correct |
| 22 | Correct | 668 ms | 1444 KB | Output is correct |
| 23 | Correct | 694 ms | 1988 KB | Output is correct |
| 24 | Correct | 679 ms | 2152 KB | Output is correct |
| 25 | Correct | 8 ms | 344 KB | Output is correct |
| 26 | Correct | 8 ms | 344 KB | Output is correct |
| 27 | Correct | 21 ms | 344 KB | Output is correct |
| 28 | Correct | 19 ms | 344 KB | Output is correct |
| 29 | Correct | 23 ms | 344 KB | Output is correct |
| 30 | Correct | 157 ms | 968 KB | Output is correct |
| 31 | Correct | 144 ms | 964 KB | Output is correct |
| 32 | Correct | 148 ms | 712 KB | Output is correct |
| 33 | Correct | 240 ms | 640 KB | Output is correct |
| 34 | Correct | 245 ms | 1112 KB | Output is correct |
| 35 | Correct | 248 ms | 856 KB | Output is correct |
| 36 | Correct | 746 ms | 1680 KB | Output is correct |
| 37 | Correct | 709 ms | 1360 KB | Output is correct |
| 38 | Correct | 720 ms | 1508 KB | Output is correct |
| 39 | Correct | 706 ms | 1556 KB | Output is correct |
| 40 | Correct | 686 ms | 1800 KB | Output is correct |
| 41 | Correct | 748 ms | 1368 KB | Output is correct |
| 42 | Correct | 702 ms | 1076 KB | Output is correct |
| 43 | Correct | 728 ms | 1572 KB | Output is correct |
| 44 | Correct | 763 ms | 1436 KB | Output is correct |
| 45 | Correct | 8 ms | 344 KB | Output is correct |
| 46 | Correct | 8 ms | 344 KB | Output is correct |
| 47 | Correct | 23 ms | 344 KB | Output is correct |
| 48 | Correct | 24 ms | 344 KB | Output is correct |
| 49 | Correct | 21 ms | 344 KB | Output is correct |
| 50 | Correct | 167 ms | 1220 KB | Output is correct |
| 51 | Correct | 145 ms | 1224 KB | Output is correct |
| 52 | Correct | 185 ms | 712 KB | Output is correct |
| 53 | Correct | 235 ms | 600 KB | Output is correct |
| 54 | Correct | 282 ms | 1112 KB | Output is correct |
| 55 | Correct | 287 ms | 756 KB | Output is correct |
| 56 | Correct | 688 ms | 1296 KB | Output is correct |
| 57 | Correct | 712 ms | 1316 KB | Output is correct |
| 58 | Correct | 760 ms | 1596 KB | Output is correct |
| 59 | Correct | 680 ms | 1828 KB | Output is correct |
| 60 | Correct | 717 ms | 1540 KB | Output is correct |
| 61 | Correct | 746 ms | 1280 KB | Output is correct |
| 62 | Correct | 761 ms | 1312 KB | Output is correct |
| 63 | Correct | 682 ms | 1232 KB | Output is correct |
| 64 | Correct | 764 ms | 1708 KB | Output is correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 6 ms | 344 KB | Output is correct |
| 2 | Correct | 27 ms | 344 KB | Output is correct |
| 3 | Partially correct | 115 ms | 1112 KB | Output is partially correct |
| 4 | Partially correct | 360 ms | 1004 KB | Output is partially correct |
| 5 | Partially correct | 696 ms | 1836 KB | Output is partially correct |
| 6 | Correct | 6 ms | 344 KB | Output is correct |
| 7 | Correct | 20 ms | 344 KB | Output is correct |
| 8 | Partially correct | 113 ms | 856 KB | Output is partially correct |
| 9 | Partially correct | 242 ms | 1360 KB | Output is partially correct |
| 10 | Partially correct | 780 ms | 1588 KB | Output is partially correct |
| 11 | Partially correct | 701 ms | 1364 KB | Output is partially correct |
| 12 | Partially correct | 709 ms | 1556 KB | Output is partially correct |
| 13 | Partially correct | 794 ms | 1548 KB | Output is partially correct |
| 14 | Correct | 7 ms | 344 KB | Output is correct |
| 15 | Correct | 10 ms | 344 KB | Output is correct |
| 16 | Correct | 41 ms | 344 KB | Output is correct |
| 17 | Partially correct | 68 ms | 600 KB | Output is partially correct |
| 18 | Partially correct | 114 ms | 600 KB | Output is partially correct |
| 19 | Partially correct | 254 ms | 968 KB | Output is partially correct |
| 20 | Partially correct | 252 ms | 992 KB | Output is partially correct |
| 21 | Correct | 7 ms | 344 KB | Output is correct |
| 22 | Correct | 9 ms | 344 KB | Output is correct |
| 23 | Correct | 18 ms | 344 KB | Output is correct |
| 24 | Correct | 21 ms | 344 KB | Output is correct |
| 25 | Correct | 19 ms | 344 KB | Output is correct |
| 26 | Partially correct | 148 ms | 956 KB | Output is partially correct |
| 27 | Partially correct | 148 ms | 960 KB | Output is partially correct |
| 28 | Partially correct | 182 ms | 712 KB | Output is partially correct |
| 29 | Partially correct | 239 ms | 976 KB | Output is partially correct |
| 30 | Partially correct | 241 ms | 1132 KB | Output is partially correct |
| 31 | Partially correct | 269 ms | 856 KB | Output is partially correct |
| 32 | Correct | 7 ms | 344 KB | Output is correct |
| 33 | Correct | 9 ms | 344 KB | Output is correct |
| 34 | Correct | 20 ms | 344 KB | Output is correct |
| 35 | Correct | 21 ms | 344 KB | Output is correct |
| 36 | Correct | 23 ms | 344 KB | Output is correct |
| 37 | Partially correct | 158 ms | 1216 KB | Output is partially correct |
| 38 | Partially correct | 159 ms | 964 KB | Output is partially correct |
| 39 | Partially correct | 177 ms | 708 KB | Output is partially correct |
| 40 | Partially correct | 235 ms | 600 KB | Output is partially correct |
| 41 | Partially correct | 278 ms | 1136 KB | Output is partially correct |
| 42 | Partially correct | 224 ms | 1104 KB | Output is partially correct |
| 43 | Partially correct | 721 ms | 1360 KB | Output is partially correct |
| 44 | Partially correct | 712 ms | 1868 KB | Output is partially correct |
| 45 | Partially correct | 723 ms | 1940 KB | Output is partially correct |
| 46 | Partially correct | 714 ms | 1720 KB | Output is partially correct |
| 47 | Partially correct | 749 ms | 1432 KB | Output is partially correct |
| 48 | Partially correct | 728 ms | 1560 KB | Output is partially correct |
| 49 | Partially correct | 741 ms | 1812 KB | Output is partially correct |
| 50 | Partially correct | 808 ms | 2244 KB | Output is partially correct |
| 51 | Partially correct | 703 ms | 1872 KB | Output is partially correct |
| 52 | Partially correct | 696 ms | 1820 KB | Output is partially correct |
| 53 | Partially correct | 779 ms | 1120 KB | Output is partially correct |
| 54 | Partially correct | 714 ms | 1412 KB | Output is partially correct |
| 55 | Partially correct | 769 ms | 1380 KB | Output is partially correct |
| 56 | Partially correct | 783 ms | 1776 KB | Output is partially correct |
| 57 | Partially correct | 702 ms | 1504 KB | Output is partially correct |
| 58 | Partially correct | 704 ms | 1624 KB | Output is partially correct |
| 59 | Partially correct | 658 ms | 1892 KB | Output is partially correct |
| 60 | Partially correct | 700 ms | 1572 KB | Output is partially correct |
| 61 | Partially correct | 723 ms | 1588 KB | Output is partially correct |
| 62 | Partially correct | 743 ms | 1656 KB | Output is partially correct |
| 63 | Partially correct | 769 ms | 1684 KB | Output is partially correct |
| 64 | Partially correct | 688 ms | 1140 KB | Output is partially correct |
| 65 | Partially correct | 680 ms | 1800 KB | Output is partially correct |
| 66 | Partially correct | 810 ms | 1812 KB | Output is partially correct |
| 67 | Partially correct | 724 ms | 1612 KB | Output is partially correct |
| 68 | Partially correct | 706 ms | 1084 KB | Output is partially correct |
| 69 | Partially correct | 713 ms | 1584 KB | Output is partially correct |
| 70 | Partially correct | 747 ms | 1748 KB | Output is partially correct |
| 71 | Partially correct | 753 ms | 1584 KB | Output is partially correct |
| 72 | Partially correct | 672 ms | 1592 KB | Output is partially correct |
| 73 | Partially correct | 721 ms | 1984 KB | Output is partially correct |
| 74 | Partially correct | 694 ms | 1616 KB | Output is partially correct |
| 75 | Partially correct | 713 ms | 944 KB | Output is partially correct |
| 76 | Partially correct | 750 ms | 1028 KB | Output is partially correct |
| 77 | Partially correct | 716 ms | 1732 KB | Output is partially correct |
| 78 | Partially correct | 719 ms | 1572 KB | Output is partially correct |
| 79 | Partially correct | 731 ms | 1640 KB | Output is partially correct |
| 80 | Partially correct | 697 ms | 1508 KB | Output is partially correct |
| 81 | Partially correct | 765 ms | 1428 KB | Output is partially correct |
| 82 | Partially correct | 711 ms | 1548 KB | Output is partially correct |