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Submission #853590

# Submission time Handle Problem Language Result Execution time Memory
853590 2023-09-24T17:13:21 Z Andrey Longest Trip (IOI23_longesttrip) C++17
60 / 100
 862 ms 1368 KB 
#include "longesttrip.h"
#include<bits/stdc++.h>
using namespace std;

bool haha[1000][1000];

vector<int> longest_trip(int n, int d)
{
    for(int i = 0; i < n; i++) {
        haha[i][i] = false;
        for(int j = i+1; j < n; j++) {
            bool c = are_connected({i},{j});
            haha[i][j] = c;
            haha[j][i] = c;
        }
    }
    vector<bool> bruh(n,true);
    deque<int> ans;
    ans.push_back(0);
    bruh[0] = false;
    for(int i = 1; i < n; i++) {
        if(haha[0][i]) {
            ans.push_back(i);
            bruh[i] = false;
            break;
        }
    }
    if(ans.size() > 1) {
        for(int i = 2; i < n; i++) {
            int p;
            for(int j = 0; j < n; j++) {
                if(bruh[j]) {
                    p = j;
                }
            }
            int a = ans[0],b = ans[ans.size()-1];
            if(haha[a][p]) {
                ans.push_front(p);
                bruh[p] = false;
            }
            else if(haha[b][p]) {
                ans.push_back(p);
                bruh[p] = false;
            }
            else {
                int c = -1,d;
                for(int j = 0; j < n; j++) {
                    for(int y = 0; y < n; y++) {
                        if(bruh[j] == false && bruh[y] == true && haha[j][y]) {
                            c = y;
                            d = j;
                        }
                    }
                }
                if(c == -1) {
                    break;
                }
                while(ans[0] != d) {
                    ans.push_back(ans[0]);
                    ans.pop_front();
                }
                ans.push_front(c);
                bruh[c] = false;
            }
        }
    }

    vector<int> wut(0);
    for(int i = 0; i < ans.size(); i++) {
        wut.push_back(ans[i]);
    }
    if(ans.size() == n) {
        return wut;
    }
    else {
        if(ans.size() < n-ans.size()) {
            wut.clear();
            for(int i = 0; i < n; i++) {
                if(bruh[i]) {
                    wut.push_back(i);
                }
            }
        }
    }
    return wut;
}

Compilation message

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:69:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   69 |     for(int i = 0; i < ans.size(); i++) {
      |                    ~~^~~~~~~~~~~~
longesttrip.cpp:72:19: warning: comparison of integer expressions of different signedness: 'std::deque<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   72 |     if(ans.size() == n) {
      |        ~~~~~~~~~~~^~~~

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 152 ms 664 KB Output is correct

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 344 KB Output is correct
2 Correct 26 ms 344 KB Output is correct
3 Correct 122 ms 344 KB Output is correct
4 Correct 359 ms 656 KB Output is correct
5 Correct 783 ms 672 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 25 ms 344 KB Output is correct
3 Correct 112 ms 344 KB Output is correct
4 Correct 365 ms 544 KB Output is correct
5 Correct 718 ms 668 KB Output is correct
6 Correct 8 ms 344 KB Output is correct
7 Correct 22 ms 344 KB Output is correct
8 Correct 126 ms 344 KB Output is correct
9 Correct 293 ms 512 KB Output is correct
10 Correct 713 ms 856 KB Output is correct
11 Correct 742 ms 672 KB Output is correct
12 Correct 711 ms 668 KB Output is correct
13 Correct 725 ms 856 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 344 KB Output is correct
2 Correct 25 ms 344 KB Output is correct
3 Correct 141 ms 344 KB Output is correct
4 Correct 369 ms 772 KB Output is correct
5 Correct 722 ms 664 KB Output is correct
6 Correct 7 ms 344 KB Output is correct
7 Correct 23 ms 344 KB Output is correct
8 Correct 137 ms 344 KB Output is correct
9 Correct 267 ms 520 KB Output is correct
10 Correct 786 ms 668 KB Output is correct
11 Correct 759 ms 668 KB Output is correct
12 Correct 739 ms 856 KB Output is correct
13 Correct 720 ms 668 KB Output is correct
14 Correct 8 ms 344 KB Output is correct
15 Correct 10 ms 344 KB Output is correct
16 Correct 59 ms 344 KB Output is correct
17 Correct 72 ms 344 KB Output is correct
18 Correct 127 ms 344 KB Output is correct
19 Correct 296 ms 592 KB Output is correct
20 Correct 295 ms 592 KB Output is correct
21 Correct 750 ms 668 KB Output is correct
22 Correct 694 ms 668 KB Output is correct
23 Correct 719 ms 720 KB Output is correct
24 Correct 721 ms 668 KB Output is correct
25 Correct 8 ms 344 KB Output is correct
26 Correct 8 ms 344 KB Output is correct
27 Correct 22 ms 344 KB Output is correct
28 Correct 24 ms 344 KB Output is correct
29 Correct 27 ms 344 KB Output is correct
30 Correct 151 ms 444 KB Output is correct
31 Correct 170 ms 444 KB Output is correct
32 Correct 170 ms 440 KB Output is correct
33 Correct 264 ms 516 KB Output is correct
34 Correct 268 ms 592 KB Output is correct
35 Correct 289 ms 512 KB Output is correct
36 Correct 741 ms 664 KB Output is correct
37 Correct 756 ms 668 KB Output is correct
38 Correct 769 ms 672 KB Output is correct
39 Correct 809 ms 668 KB Output is correct
40 Correct 752 ms 668 KB Output is correct
41 Correct 713 ms 672 KB Output is correct
42 Correct 773 ms 856 KB Output is correct
43 Correct 788 ms 664 KB Output is correct
44 Correct 755 ms 668 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 25 ms 512 KB Output is correct
50 Correct 159 ms 440 KB Output is correct
51 Correct 173 ms 440 KB Output is correct
52 Correct 165 ms 448 KB Output is correct
53 Correct 290 ms 516 KB Output is correct
54 Correct 268 ms 600 KB Output is correct
55 Correct 263 ms 592 KB Output is correct
56 Correct 765 ms 668 KB Output is correct
57 Correct 761 ms 664 KB Output is correct
58 Correct 757 ms 856 KB Output is correct
59 Correct 717 ms 668 KB Output is correct
60 Correct 730 ms 668 KB Output is correct
61 Correct 715 ms 664 KB Output is correct
62 Correct 715 ms 664 KB Output is correct
63 Correct 700 ms 668 KB Output is correct
64 Correct 720 ms 664 KB Output is correct

Subtask #4
19.999999998 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 344 KB Output is correct
2 Correct 21 ms 344 KB Output is correct
3 Partially correct 100 ms 344 KB Output is partially correct
4 Partially correct 336 ms 600 KB Output is partially correct
5 Partially correct 702 ms 668 KB Output is partially correct
6 Correct 7 ms 344 KB Output is correct
7 Correct 18 ms 344 KB Output is correct
8 Partially correct 112 ms 344 KB Output is partially correct
9 Partially correct 249 ms 512 KB Output is partially correct
10 Partially correct 706 ms 668 KB Output is partially correct
11 Partially correct 676 ms 848 KB Output is partially correct
12 Partially correct 708 ms 856 KB Output is partially correct
13 Partially correct 678 ms 856 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 39 ms 344 KB Output is correct
17 Partially correct 83 ms 344 KB Output is partially correct
18 Partially correct 122 ms 344 KB Output is partially correct
19 Partially correct 244 ms 344 KB Output is partially correct
20 Partially correct 233 ms 516 KB Output is partially correct
21 Correct 8 ms 344 KB Output is correct
22 Correct 9 ms 344 KB Output is correct
23 Correct 22 ms 344 KB Output is correct
24 Correct 22 ms 344 KB Output is correct
25 Correct 21 ms 344 KB Output is correct
26 Partially correct 150 ms 440 KB Output is partially correct
27 Partially correct 157 ms 444 KB Output is partially correct
28 Partially correct 159 ms 440 KB Output is partially correct
29 Partially correct 261 ms 592 KB Output is partially correct
30 Partially correct 277 ms 592 KB Output is partially correct
31 Partially correct 257 ms 592 KB Output is partially correct
32 Correct 7 ms 344 KB Output is correct
33 Correct 10 ms 344 KB Output is correct
34 Correct 21 ms 344 KB Output is correct
35 Correct 23 ms 600 KB Output is correct
36 Correct 23 ms 344 KB Output is correct
37 Partially correct 147 ms 444 KB Output is partially correct
38 Partially correct 182 ms 444 KB Output is partially correct
39 Partially correct 156 ms 704 KB Output is partially correct
40 Partially correct 245 ms 536 KB Output is partially correct
41 Partially correct 263 ms 532 KB Output is partially correct
42 Partially correct 244 ms 592 KB Output is partially correct
43 Partially correct 687 ms 668 KB Output is partially correct
44 Partially correct 704 ms 668 KB Output is partially correct
45 Partially correct 704 ms 1368 KB Output is partially correct
46 Partially correct 703 ms 668 KB Output is partially correct
47 Partially correct 728 ms 668 KB Output is partially correct
48 Partially correct 727 ms 664 KB Output is partially correct
49 Partially correct 767 ms 664 KB Output is partially correct
50 Partially correct 703 ms 672 KB Output is partially correct
51 Partially correct 705 ms 832 KB Output is partially correct
52 Partially correct 754 ms 672 KB Output is partially correct
53 Partially correct 736 ms 856 KB Output is partially correct
54 Partially correct 782 ms 1112 KB Output is partially correct
55 Partially correct 746 ms 600 KB Output is partially correct
56 Partially correct 769 ms 668 KB Output is partially correct
57 Partially correct 770 ms 840 KB Output is partially correct
58 Partially correct 763 ms 668 KB Output is partially correct
59 Partially correct 788 ms 668 KB Output is partially correct
60 Partially correct 813 ms 848 KB Output is partially correct
61 Partially correct 830 ms 668 KB Output is partially correct
62 Partially correct 781 ms 668 KB Output is partially correct
63 Partially correct 771 ms 664 KB Output is partially correct
64 Partially correct 739 ms 668 KB Output is partially correct
65 Partially correct 771 ms 856 KB Output is partially correct
66 Partially correct 825 ms 668 KB Output is partially correct
67 Partially correct 755 ms 664 KB Output is partially correct
68 Partially correct 734 ms 848 KB Output is partially correct
69 Partially correct 748 ms 668 KB Output is partially correct
70 Partially correct 755 ms 856 KB Output is partially correct
71 Partially correct 795 ms 748 KB Output is partially correct
72 Partially correct 796 ms 668 KB Output is partially correct
73 Partially correct 746 ms 668 KB Output is partially correct
74 Partially correct 777 ms 668 KB Output is partially correct
75 Partially correct 807 ms 668 KB Output is partially correct
76 Partially correct 785 ms 664 KB Output is partially correct
77 Partially correct 818 ms 664 KB Output is partially correct
78 Partially correct 816 ms 668 KB Output is partially correct
79 Partially correct 862 ms 664 KB Output is partially correct
80 Partially correct 777 ms 856 KB Output is partially correct
81 Partially correct 760 ms 668 KB Output is partially correct
82 Partially correct 775 ms 800 KB Output is partially correct