oj.uz

Submission #1040260

# Submission time Handle Problem Language Result Execution time Memory
1040260 2024-07-31T21:07:55 Z MarwenElarbi Road Construction (JOI21_road_construction) C++17
100 / 100
 849 ms 15424 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#define ll long long
#define pb push_back
#define fi first
#define se second
#define optimise ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
using namespace std;
int main(){
    optimise;
    int n,k;
    cin>>n>>k;
    vector<pair<ll,ll>> tab(n);
    for (int i = 0; i < n; ++i)
    {
        cin>>tab[i].fi>>tab[i].se;
    }
    sort(tab.begin(),tab.end());
    priority_queue<ll> pq;
    for (int i = 0; i < n; ++i)
    {
        for (int j = i-1; j >= max(0,i-1000) ; j--)
        {
            ll cur=abs(tab[i].fi-tab[j].fi)+abs(tab[i].se-tab[j].se);
            if(pq.size()<k) pq.push(cur);
            else{
                if(pq.top()>cur){
                    pq.pop();
                    pq.push(cur);
                }
            }
        }
    }
    vector<ll> ans(k);
    for (int i = 0; i < k; ++i)
    {
        ans[i]=pq.top();
        pq.pop();
    }
    reverse(ans.begin(),ans.end());
    for (int i = 0; i < k; ++i)
    {
        cout <<ans[i]<<endl;
    }
}

Compilation message

road_construction.cpp: In function 'int main()':
road_construction.cpp:26:25: warning: comparison of integer expressions of different signedness: 'std::priority_queue<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   26 |             if(pq.size()<k) pq.push(cur);
      |                ~~~~~~~~~^~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 244 ms 6848 KB Output is correct
2 Correct 246 ms 7108 KB Output is correct
3 Correct 233 ms 7108 KB Output is correct
4 Correct 232 ms 7108 KB Output is correct
5 Correct 266 ms 5824 KB Output is correct
6 Correct 4 ms 348 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 766 ms 9420 KB Output is correct
2 Correct 798 ms 9672 KB Output is correct
3 Correct 241 ms 6952 KB Output is correct
4 Correct 753 ms 9356 KB Output is correct
5 Correct 675 ms 9672 KB Output is correct
6 Correct 685 ms 9672 KB Output is correct
7 Correct 687 ms 8760 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 411 ms 4188 KB Output is correct
2 Correct 392 ms 4184 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 390 ms 7052 KB Output is correct
5 Correct 397 ms 9556 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 411 ms 4188 KB Output is correct
2 Correct 392 ms 4184 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 390 ms 7052 KB Output is correct
5 Correct 397 ms 9556 KB Output is correct
6 Correct 409 ms 9216 KB Output is correct
7 Correct 402 ms 9344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 456 KB Output is correct
10 Correct 426 ms 9352 KB Output is correct
11 Correct 404 ms 7248 KB Output is correct
12 Correct 395 ms 9620 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 244 ms 6848 KB Output is correct
2 Correct 246 ms 7108 KB Output is correct
3 Correct 233 ms 7108 KB Output is correct
4 Correct 232 ms 7108 KB Output is correct
5 Correct 266 ms 5824 KB Output is correct
6 Correct 4 ms 348 KB Output is correct
7 Correct 545 ms 10064 KB Output is correct
8 Correct 554 ms 9928 KB Output is correct
9 Correct 242 ms 7108 KB Output is correct
10 Correct 540 ms 9164 KB Output is correct
11 Correct 607 ms 9164 KB Output is correct
12 Correct 465 ms 9984 KB Output is correct
13 Correct 453 ms 8608 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 244 ms 6848 KB Output is correct
2 Correct 246 ms 7108 KB Output is correct
3 Correct 233 ms 7108 KB Output is correct
4 Correct 232 ms 7108 KB Output is correct
5 Correct 266 ms 5824 KB Output is correct
6 Correct 4 ms 348 KB Output is correct
7 Correct 766 ms 9420 KB Output is correct
8 Correct 798 ms 9672 KB Output is correct
9 Correct 241 ms 6952 KB Output is correct
10 Correct 753 ms 9356 KB Output is correct
11 Correct 675 ms 9672 KB Output is correct
12 Correct 685 ms 9672 KB Output is correct
13 Correct 687 ms 8760 KB Output is correct
14 Correct 411 ms 4188 KB Output is correct
15 Correct 392 ms 4184 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 390 ms 7052 KB Output is correct
18 Correct 397 ms 9556 KB Output is correct
19 Correct 409 ms 9216 KB Output is correct
20 Correct 402 ms 9344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 456 KB Output is correct
23 Correct 426 ms 9352 KB Output is correct
24 Correct 404 ms 7248 KB Output is correct
25 Correct 395 ms 9620 KB Output is correct
26 Correct 545 ms 10064 KB Output is correct
27 Correct 554 ms 9928 KB Output is correct
28 Correct 242 ms 7108 KB Output is correct
29 Correct 540 ms 9164 KB Output is correct
30 Correct 607 ms 9164 KB Output is correct
31 Correct 465 ms 9984 KB Output is correct
32 Correct 453 ms 8608 KB Output is correct
33 Correct 849 ms 15304 KB Output is correct
34 Correct 831 ms 15360 KB Output is correct
35 Correct 817 ms 14580 KB Output is correct
36 Correct 687 ms 15424 KB Output is correct
37 Correct 666 ms 15308 KB Output is correct
38 Correct 725 ms 14024 KB Output is correct