oj.uz

Submission #982109

# Submission time Handle Problem Language Result Execution time Memory
982109 2024-05-13T20:40:31 Z someone Island Hopping (JOI24_island) C++17
57 / 100
 7 ms 1484 KB 
#include "island.h"
#include <iostream>
using namespace std;

const int M = 342;

int par[M], n;
bool adj[M][M], reported[M][M], found[M];

int F(int i) {
    if(par[i] == i)
        return i;
    return par[i] = F(par[i]);
}

void U(int a, int b) {
    par[F(a)] = F(b);
}

void add(int x, int y) {
    U(x, y);
    adj[x][y] = adj[y][x] = true;
    if(!reported[x][y]) {
        answer(x, y);
        reported[x][y] = reported[y][x] = true;
    }
}

void solve(int n, int l) {
    for(int i = 1; i <= n; i++)
        par[i] = i;
    for(int i = 2; i <= n; i++) {
        int k = 1, nxt = query(i, k);
        while(k < n && nxt < i && F(i) != F(nxt)) {
            add(i, nxt);
            k++;
            nxt = query(i, k);
        }
    }
}

Subtask #1
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Wrong Answer [2]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Wrong Answer [2]
2 Halted 0 ms 0 KB -

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 4 ms 856 KB Output is correct
3 Correct 3 ms 600 KB Output is correct
4 Correct 4 ms 856 KB Output is correct
5 Correct 4 ms 856 KB Output is correct
6 Correct 3 ms 964 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 4 ms 1112 KB Output is correct
3 Correct 3 ms 856 KB Output is correct
4 Correct 3 ms 600 KB Output is correct
5 Correct 3 ms 960 KB Output is correct
6 Correct 4 ms 600 KB Output is correct
7 Correct 3 ms 868 KB Output is correct
8 Correct 4 ms 600 KB Output is correct
9 Correct 7 ms 864 KB Output is correct

Subtask #5
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 600 KB Output is correct
2 Correct 4 ms 600 KB Output is correct
3 Correct 3 ms 856 KB Output is correct
4 Correct 4 ms 600 KB Output is correct
5 Correct 4 ms 1028 KB Output is correct
6 Correct 3 ms 856 KB Output is correct
7 Correct 3 ms 960 KB Output is correct
8 Correct 3 ms 856 KB Output is correct
9 Correct 3 ms 972 KB Output is correct

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Wrong Answer [2]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Wrong Answer [2]
2 Halted 0 ms 0 KB -

Subtask #8
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 4 ms 856 KB Output is correct
3 Correct 3 ms 600 KB Output is correct
4 Correct 4 ms 856 KB Output is correct
5 Correct 4 ms 856 KB Output is correct
6 Correct 3 ms 964 KB Output is correct
7 Correct 3 ms 856 KB Output is correct
8 Correct 3 ms 600 KB Output is correct
9 Correct 3 ms 792 KB Output is correct
10 Correct 5 ms 856 KB Output is correct
11 Correct 4 ms 1224 KB Output is correct
12 Correct 3 ms 856 KB Output is correct
13 Correct 3 ms 704 KB Output is correct
14 Correct 3 ms 600 KB Output is correct
15 Correct 6 ms 796 KB Output is correct
16 Correct 3 ms 856 KB Output is correct
17 Correct 3 ms 1208 KB Output is correct
18 Correct 3 ms 1412 KB Output is correct
19 Correct 3 ms 864 KB Output is correct
20 Correct 3 ms 1032 KB Output is correct
21 Correct 4 ms 1484 KB Output is correct
22 Correct 4 ms 856 KB Output is correct
23 Correct 3 ms 600 KB Output is correct
24 Correct 3 ms 676 KB Output is correct
25 Correct 6 ms 1112 KB Output is correct
26 Correct 3 ms 600 KB Output is correct
27 Correct 3 ms 996 KB Output is correct
28 Correct 3 ms 600 KB Output is correct
29 Correct 3 ms 964 KB Output is correct
30 Correct 4 ms 856 KB Output is correct
31 Correct 4 ms 600 KB Output is correct
32 Correct 3 ms 864 KB Output is correct
33 Correct 3 ms 600 KB Output is correct
34 Correct 4 ms 1216 KB Output is correct
35 Correct 4 ms 600 KB Output is correct
36 Correct 4 ms 856 KB Output is correct
37 Correct 4 ms 852 KB Output is correct
38 Correct 4 ms 856 KB Output is correct
39 Correct 4 ms 956 KB Output is correct
40 Correct 3 ms 884 KB Output is correct