oj.uz

Submission #1064298

# Submission time Handle Problem Language Result Execution time Memory
1064298 2024-08-18T11:16:12 Z Unforgettablepl Cultivation (JOI17_cultivation) C++17
30 / 100
 318 ms 852 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long

const int INF = 1e15;

int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int r,c,n;
    cin >> r >> c >> n;
    vector<pair<int,int>> points(n);
    for(auto&[a,b]:points)cin>>a>>b;
    auto check = [&](int U,int L){
        vector<vector<int>> lines(r+1);
        for(auto&[x,y]:points) {
            for(int i=max(x-L,1ll);i<=min(x+U,r);i++)
                lines[i].emplace_back(y);
        }
        int left_maxi = 0;
        int right_maxi = 0;
        int tot_maxi = 0;
        for(int i=1;i<=r;i++) {
            sort(lines[i].begin(),lines[i].end());
            if(lines[i].empty())return INF;
            left_maxi=max(left_maxi,lines[i].front()-1);
            right_maxi=max(right_maxi,c-lines[i].back());
            for(int x=1;x<lines[i].size();x++) {
                tot_maxi=max(tot_maxi,lines[i][x]-lines[i][x-1]-1);
            }
        }
        return max(left_maxi+right_maxi,tot_maxi);
    };
    int ans = r+c;
    for(int R=0;R<r;R++){
        for(int C=0;C<r;C++){
            ans=min(ans,R+C+check(R,C));

        }
    }
    cout << ans << '\n';
}

Compilation message

cultivation.cpp: In lambda function:
cultivation.cpp:29:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |             for(int x=1;x<lines[i].size();x++) {
      |                         ~^~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 456 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 456 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 10 ms 348 KB Output is correct
19 Correct 19 ms 480 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 30 ms 348 KB Output is correct
22 Correct 81 ms 344 KB Output is correct
23 Correct 20 ms 344 KB Output is correct
24 Correct 152 ms 576 KB Output is correct
25 Correct 121 ms 344 KB Output is correct
26 Correct 298 ms 664 KB Output is correct
27 Correct 269 ms 644 KB Output is correct
28 Correct 133 ms 512 KB Output is correct
29 Correct 246 ms 636 KB Output is correct
30 Correct 265 ms 640 KB Output is correct
31 Correct 275 ms 644 KB Output is correct
32 Correct 278 ms 656 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 456 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 10 ms 348 KB Output is correct
19 Correct 19 ms 480 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 30 ms 348 KB Output is correct
22 Correct 81 ms 344 KB Output is correct
23 Correct 20 ms 344 KB Output is correct
24 Correct 152 ms 576 KB Output is correct
25 Correct 121 ms 344 KB Output is correct
26 Correct 298 ms 664 KB Output is correct
27 Correct 269 ms 644 KB Output is correct
28 Correct 133 ms 512 KB Output is correct
29 Correct 246 ms 636 KB Output is correct
30 Correct 265 ms 640 KB Output is correct
31 Correct 275 ms 644 KB Output is correct
32 Correct 278 ms 656 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 318 ms 652 KB Output is correct
35 Correct 283 ms 656 KB Output is correct
36 Correct 303 ms 652 KB Output is correct
37 Correct 187 ms 628 KB Output is correct
38 Correct 303 ms 656 KB Output is correct
39 Correct 279 ms 644 KB Output is correct
40 Correct 309 ms 664 KB Output is correct
41 Correct 138 ms 636 KB Output is correct
42 Correct 178 ms 640 KB Output is correct
43 Correct 247 ms 852 KB Output is correct
44 Correct 293 ms 652 KB Output is correct

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 600 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 600 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 456 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 10 ms 348 KB Output is correct
19 Correct 19 ms 480 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 30 ms 348 KB Output is correct
22 Correct 81 ms 344 KB Output is correct
23 Correct 20 ms 344 KB Output is correct
24 Correct 152 ms 576 KB Output is correct
25 Correct 121 ms 344 KB Output is correct
26 Correct 298 ms 664 KB Output is correct
27 Correct 269 ms 644 KB Output is correct
28 Correct 133 ms 512 KB Output is correct
29 Correct 246 ms 636 KB Output is correct
30 Correct 265 ms 640 KB Output is correct
31 Correct 275 ms 644 KB Output is correct
32 Correct 278 ms 656 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 318 ms 652 KB Output is correct
35 Correct 283 ms 656 KB Output is correct
36 Correct 303 ms 652 KB Output is correct
37 Correct 187 ms 628 KB Output is correct
38 Correct 303 ms 656 KB Output is correct
39 Correct 279 ms 644 KB Output is correct
40 Correct 309 ms 664 KB Output is correct
41 Correct 138 ms 636 KB Output is correct
42 Correct 178 ms 640 KB Output is correct
43 Correct 247 ms 852 KB Output is correct
44 Correct 293 ms 652 KB Output is correct
45 Runtime error 2 ms 600 KB Execution killed with signal 6
46 Halted 0 ms 0 KB -