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Submission #841215

# Submission time Handle Problem Language Result Execution time Memory
841215 2023-09-01T11:28:38 Z I_love_Hoang_Yen Longest Trip (IOI23_longesttrip) C++17
15 / 100
 10 ms 208 KB 
#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;

// Subtask 1: D == 3
vector<int> sub1(int n) {
    vector<int> res(n);
    std::iota(res.begin(), res.end(), 0);
    return res;
}

// Subtask 2: D == 2
vector<int> sub2(int n) {
    vector<int> res {0};
    for (int i = 1; i < n; i++) {
        if (are_connected({0}, {i})) {
            res.push_back(i);
            break;
        }
    }

    for (int i = 1; i < n; i++) {
        if (i == res[1]) continue;

        if (are_connected({res.back()}, {i})) {
            res.push_back(i);
        } else {
            res.insert(res.begin(), i);
        }
    }

    return res;
}

vector<int> longest_trip(int n, int d) {
    if (d == 3) return sub1(n);
    if (d == 2) return sub2(n);
    return {};
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 208 KB Output is correct
2 Correct 8 ms 208 KB Output is correct
3 Correct 10 ms 208 KB Output is correct
4 Correct 10 ms 208 KB Output is correct
5 Correct 7 ms 208 KB Output is correct
6 Correct 5 ms 208 KB Output is correct
7 Correct 7 ms 208 KB Output is correct
8 Correct 8 ms 208 KB Output is correct
9 Correct 9 ms 208 KB Output is correct
10 Correct 7 ms 208 KB Output is correct
11 Correct 10 ms 208 KB Output is correct
12 Correct 9 ms 208 KB Output is correct
13 Correct 10 ms 208 KB Output is correct

Subtask #3
0.0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 60.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB Incorrect
2 Halted 0 ms 0 KB -