oj.uz

Submission #563375

# Submission time Handle Problem Language Result Execution time Memory
563375 2022-05-17T03:36:15 Z hoanghq2004 Building Skyscrapers (CEOI19_skyscrapers) C++14
8 / 100
 183 ms 10140 KB 
#include <bits/stdc++.h>

using namespace std;

int n, T;
map <pair <int, int>, int> mp, vis;

int dx[8] = {0, 1, 0, -1, 1, -1, 1, -1};
int dy[8] = {1, 0, -1, 0, 1, 1, -1, -1};

int main() {
//    freopen("test.inp", "r", stdin);
    ios :: sync_with_stdio(0); cin.tie(0);
    cin >> n >> T;
    vector <pair <int, int> > P;
    int X = 0, Y = 0;
    for (int i = 1; i <= n; ++i) {
        int x, y;
        cin >> x >> y;
        mp[{x, y}] = i;
        X = x, Y = y;
    }
    queue <pair <int, int> > q;
    q.push({X, Y});
    vis[{X, Y}] = 1;
    vector <int> ans;
    while (q.size()) {
        int x = q.front().first;
        int y = q.front().second;
        ans.push_back(mp[{x, y}]);
        q.pop();
        for (int i = 0; i < 8; ++i) {
            int u = x + dx[i];
            int v = y + dy[i];
            if (mp.find({u, v}) == mp.end() || vis[{u, v}]) continue;
            vis[{u, v}] = 1;
            q.push({u, v});
        }
    }
    if (ans.size() != n) {
        cout << "NO\n";
        exit(0);
    }
    cout << "YES\n";
    for (int i = 0; i < ans.size(); ++i) cout << ans[i] << '\n';
}

Compilation message

skyscrapers.cpp: In function 'int main()':
skyscrapers.cpp:40:20: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   40 |     if (ans.size() != n) {
      |         ~~~~~~~~~~~^~~~
skyscrapers.cpp:45:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |     for (int i = 0; i < ans.size(); ++i) cout << ans[i] << '\n';
      |                     ~~^~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB ans=YES N=1
2 Correct 1 ms 212 KB ans=YES N=4
3 Correct 1 ms 212 KB ans=NO N=4
4 Correct 0 ms 212 KB ans=YES N=5
5 Correct 0 ms 320 KB ans=YES N=9
6 Correct 1 ms 212 KB ans=YES N=5
7 Correct 0 ms 212 KB ans=NO N=9
8 Correct 1 ms 320 KB ans=NO N=10
9 Correct 1 ms 212 KB ans=YES N=10
10 Correct 1 ms 212 KB ans=YES N=10
11 Correct 0 ms 212 KB ans=YES N=10
12 Correct 1 ms 212 KB ans=YES N=9
13 Correct 0 ms 212 KB ans=YES N=9
14 Correct 0 ms 212 KB ans=YES N=8
15 Correct 1 ms 212 KB ans=YES N=8
16 Correct 0 ms 212 KB ans=NO N=2

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB ans=YES N=1
2 Correct 1 ms 212 KB ans=YES N=4
3 Correct 1 ms 212 KB ans=NO N=4
4 Correct 0 ms 212 KB ans=YES N=5
5 Correct 0 ms 320 KB ans=YES N=9
6 Correct 1 ms 212 KB ans=YES N=5
7 Correct 0 ms 212 KB ans=NO N=9
8 Correct 1 ms 320 KB ans=NO N=10
9 Correct 1 ms 212 KB ans=YES N=10
10 Correct 1 ms 212 KB ans=YES N=10
11 Correct 0 ms 212 KB ans=YES N=10
12 Correct 1 ms 212 KB ans=YES N=9
13 Correct 0 ms 212 KB ans=YES N=9
14 Correct 0 ms 212 KB ans=YES N=8
15 Correct 1 ms 212 KB ans=YES N=8
16 Correct 0 ms 212 KB ans=NO N=2
17 Correct 1 ms 212 KB ans=YES N=17
18 Correct 1 ms 212 KB ans=YES N=25
19 Correct 1 ms 212 KB ans=YES N=100
20 Correct 1 ms 328 KB ans=YES N=185
21 Correct 1 ms 316 KB ans=NO N=174
22 Correct 1 ms 212 KB ans=YES N=90
23 Correct 1 ms 316 KB ans=YES N=63
24 Correct 1 ms 212 KB ans=YES N=87
25 Correct 1 ms 320 KB ans=YES N=183
26 Correct 1 ms 340 KB ans=YES N=188
27 Correct 1 ms 340 KB ans=YES N=183
28 Correct 1 ms 340 KB ans=YES N=189
29 Correct 1 ms 340 KB ans=YES N=200
30 Correct 1 ms 340 KB ans=YES N=190
31 Correct 1 ms 324 KB ans=YES N=187
32 Correct 1 ms 340 KB ans=YES N=187
33 Correct 1 ms 340 KB ans=YES N=182
34 Correct 1 ms 320 KB ans=YES N=184
35 Correct 1 ms 340 KB ans=YES N=188
36 Correct 1 ms 340 KB ans=YES N=181
37 Correct 1 ms 340 KB ans=YES N=188
38 Correct 1 ms 340 KB ans=YES N=191
39 Incorrect 1 ms 340 KB Added cell 196 (16,2) not reachable from infinity
40 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB ans=YES N=1
2 Correct 1 ms 212 KB ans=YES N=4
3 Correct 1 ms 212 KB ans=NO N=4
4 Correct 0 ms 212 KB ans=YES N=5
5 Correct 0 ms 320 KB ans=YES N=9
6 Correct 1 ms 212 KB ans=YES N=5
7 Correct 0 ms 212 KB ans=NO N=9
8 Correct 1 ms 320 KB ans=NO N=10
9 Correct 1 ms 212 KB ans=YES N=10
10 Correct 1 ms 212 KB ans=YES N=10
11 Correct 0 ms 212 KB ans=YES N=10
12 Correct 1 ms 212 KB ans=YES N=9
13 Correct 0 ms 212 KB ans=YES N=9
14 Correct 0 ms 212 KB ans=YES N=8
15 Correct 1 ms 212 KB ans=YES N=8
16 Correct 0 ms 212 KB ans=NO N=2
17 Correct 1 ms 212 KB ans=YES N=17
18 Correct 1 ms 212 KB ans=YES N=25
19 Correct 1 ms 212 KB ans=YES N=100
20 Correct 1 ms 328 KB ans=YES N=185
21 Correct 1 ms 316 KB ans=NO N=174
22 Correct 1 ms 212 KB ans=YES N=90
23 Correct 1 ms 316 KB ans=YES N=63
24 Correct 1 ms 212 KB ans=YES N=87
25 Correct 1 ms 320 KB ans=YES N=183
26 Correct 1 ms 340 KB ans=YES N=188
27 Correct 1 ms 340 KB ans=YES N=183
28 Correct 1 ms 340 KB ans=YES N=189
29 Correct 1 ms 340 KB ans=YES N=200
30 Correct 1 ms 340 KB ans=YES N=190
31 Correct 1 ms 324 KB ans=YES N=187
32 Correct 1 ms 340 KB ans=YES N=187
33 Correct 1 ms 340 KB ans=YES N=182
34 Correct 1 ms 320 KB ans=YES N=184
35 Correct 1 ms 340 KB ans=YES N=188
36 Correct 1 ms 340 KB ans=YES N=181
37 Correct 1 ms 340 KB ans=YES N=188
38 Correct 1 ms 340 KB ans=YES N=191
39 Incorrect 1 ms 340 KB Added cell 196 (16,2) not reachable from infinity
40 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB ans=NO N=1934
2 Correct 1 ms 340 KB ans=NO N=1965
3 Incorrect 3 ms 468 KB Contestant's solution is not lexicographically largest at index 1824 (1813 vs 974)
4 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB ans=YES N=1
2 Correct 1 ms 212 KB ans=YES N=4
3 Correct 1 ms 212 KB ans=NO N=4
4 Correct 0 ms 212 KB ans=YES N=5
5 Correct 0 ms 320 KB ans=YES N=9
6 Correct 1 ms 212 KB ans=YES N=5
7 Correct 0 ms 212 KB ans=NO N=9
8 Correct 1 ms 320 KB ans=NO N=10
9 Correct 1 ms 212 KB ans=YES N=10
10 Correct 1 ms 212 KB ans=YES N=10
11 Correct 0 ms 212 KB ans=YES N=10
12 Correct 1 ms 212 KB ans=YES N=9
13 Correct 0 ms 212 KB ans=YES N=9
14 Correct 0 ms 212 KB ans=YES N=8
15 Correct 1 ms 212 KB ans=YES N=8
16 Correct 0 ms 212 KB ans=NO N=2
17 Correct 1 ms 212 KB ans=YES N=17
18 Correct 1 ms 212 KB ans=YES N=25
19 Correct 1 ms 212 KB ans=YES N=100
20 Correct 1 ms 328 KB ans=YES N=185
21 Correct 1 ms 316 KB ans=NO N=174
22 Correct 1 ms 212 KB ans=YES N=90
23 Correct 1 ms 316 KB ans=YES N=63
24 Correct 1 ms 212 KB ans=YES N=87
25 Correct 1 ms 320 KB ans=YES N=183
26 Correct 1 ms 340 KB ans=YES N=188
27 Correct 1 ms 340 KB ans=YES N=183
28 Correct 1 ms 340 KB ans=YES N=189
29 Correct 1 ms 340 KB ans=YES N=200
30 Correct 1 ms 340 KB ans=YES N=190
31 Correct 1 ms 324 KB ans=YES N=187
32 Correct 1 ms 340 KB ans=YES N=187
33 Correct 1 ms 340 KB ans=YES N=182
34 Correct 1 ms 320 KB ans=YES N=184
35 Correct 1 ms 340 KB ans=YES N=188
36 Correct 1 ms 340 KB ans=YES N=181
37 Correct 1 ms 340 KB ans=YES N=188
38 Correct 1 ms 340 KB ans=YES N=191
39 Incorrect 1 ms 340 KB Added cell 196 (16,2) not reachable from infinity
40 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 160 ms 9480 KB ans=NO N=66151
2 Correct 33 ms 4776 KB ans=NO N=64333
3 Incorrect 183 ms 10140 KB Contestant's solution is not lexicographically largest at index 69316 (69235 vs 6892)
4 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB ans=NO N=1934
2 Correct 1 ms 340 KB ans=NO N=1965
3 Incorrect 3 ms 468 KB Contestant's solution is not lexicographically largest at index 1824 (1813 vs 974)
4 Halted 0 ms 0 KB -