oj.uz

Submission #564439

# Submission time Handle Problem Language Result Execution time Memory
564439 2022-05-19T08:42:58 Z 1zaid1 Building Skyscrapers (CEOI19_skyscrapers) C++14
0 / 100
 777 ms 940248 KB 
#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define int long long
typedef long long ll;
const int M = 2e7 + 5, MOD = 1e9+7;
int grid[3000][3000], vis[M], cnt;
vector<int> node[M];

vector<int> ans;
void dfs(int s) {
    ans.push_back(s);
    vis[s] = true;
    cnt++;
    for (int i:node[s]) {
        if (!vis[i]) dfs(i);
    }
}

signed main() {
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    srand(time(0));
    
    int n, t;
    cin >> n >> t;

    vector<pair<int, int>> v(n);
    for (auto&[a, b]:v) {
        cin >> a >> b;
        a += 1000;
        b += 1000;
    }

    for (int i = 0; i < n; i++) {
        grid[v[i].first][v[i].second] = i+1;
    }

    int ind = 1;
    for (auto[a, b]:v) {
        for (int i = -1; i <= 1; i++) {
            for (int j = -1; j <= 1; j++) {
                if (!i && !j) continue;
                if (grid[a+i][b+j]) node[ind].push_back(grid[a+i][b+j]);
            }
        }

        ind++;
    }

    dfs(1);
    if (cnt == n) {
        cout << "YES" << endl;
        for (int i:ans) cout << i << endl;
    } else cout << "NO" << endl;

    return 0;
}

/*
3
2 1 2
0
0 
3
1 2
1 1
2 2

4
1 1 1 4

*/

Compilation message

skyscrapers.cpp: In function 'int main()':
skyscrapers.cpp:28:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   28 |     for (auto&[a, b]:v) {
      |               ^
skyscrapers.cpp:39:14: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   39 |     for (auto[a, b]:v) {
      |              ^

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Runtime error 777 ms 908992 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 777 ms 908992 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Runtime error 777 ms 908992 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Runtime error 667 ms 940248 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 777 ms 908992 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 311 ms 482396 KB ans=NO N=66151
2 Correct 255 ms 484068 KB ans=NO N=64333
3 Incorrect 306 ms 483652 KB Added cell 69128 (160,-91) not reachable from infinity
4 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Runtime error 667 ms 940248 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -