Submission #671839

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
671839	2022-12-14T04:22:43 Z	amunduzbaev	Cultivation (JOI17_cultivation)	C++17	15 / 100	44 ms	596 KB

cultivation

#include "bits/stdc++.h"
using namespace std;

#define ar array
typedef long long ll;
#define int ll

signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n, m; cin >> n >> m;
	int sz; cin >> sz;
	vector<int> x(sz), y(sz);
	for(int i=0;i<sz;i++){
		cin >> x[i] >> y[i];
	}
	vector<int> p(sz);
	iota(p.begin(), p.end(), 0);
	sort(p.begin(), p.end(), [&](int i, int j){
		return y[i] < y[j];
	});
	
	int res = n + m;
	for(int u=0;u<n;u++){
		for(int d=0;u + d<n;d++){
			vector<vector<int>> used(n + 1);
			for(auto i : p){
				int l = max(1ll, x[i] - u), r = min(n, x[i] + d);
				for(int j=l;j<=r;j++){
					used[j].push_back(y[i]);
				}
			}
			
			int mnl = 0, mnr = 0, mn = 0, ok = 1;
			for(int i=1;i<=n;i++){
				if(used[i].empty()){
					ok = 0;
					break;
				}
				mnl = max(mnl, used[i][0] - 1);
				mnr = max(mnr, m - used[i].back());
				for(int j=1;j<(int)used[i].size();j++){
					//~ cout<<i<<" "<<used[i][j]<<" "<<used[i][j-1]<<"\n";
					mn = max(mn, used[i][j] - used[i][j-1] - 1);
				}
			}
			if(!ok) continue;
			//~ cout<<u<<" "<<d<<" "<<mnl<<" "<<mnr<<" "<<mn<<"\n";
			res = min(res, u + d + max(mnl + mnr, mn));
		}
	}
	
	cout<<res<<"\n";
}

Subtask #1

5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	316 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	320 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	316 KB	Output is correct

Subtask #2

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	316 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	320 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	316 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	5 ms	320 KB	Output is correct
19	Correct	8 ms	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	13 ms	340 KB	Output is correct
22	Correct	25 ms	372 KB	Output is correct
23	Correct	9 ms	340 KB	Output is correct
24	Correct	34 ms	416 KB	Output is correct
25	Correct	30 ms	400 KB	Output is correct
26	Correct	42 ms	480 KB	Output is correct
27	Correct	43 ms	472 KB	Output is correct
28	Correct	35 ms	440 KB	Output is correct
29	Correct	37 ms	468 KB	Output is correct
30	Correct	42 ms	436 KB	Output is correct
31	Correct	43 ms	468 KB	Output is correct
32	Correct	44 ms	588 KB	Output is correct

Subtask #3

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	316 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	320 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	316 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	5 ms	320 KB	Output is correct
19	Correct	8 ms	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	13 ms	340 KB	Output is correct
22	Correct	25 ms	372 KB	Output is correct
23	Correct	9 ms	340 KB	Output is correct
24	Correct	34 ms	416 KB	Output is correct
25	Correct	30 ms	400 KB	Output is correct
26	Correct	42 ms	480 KB	Output is correct
27	Correct	43 ms	472 KB	Output is correct
28	Correct	35 ms	440 KB	Output is correct
29	Correct	37 ms	468 KB	Output is correct
30	Correct	42 ms	436 KB	Output is correct
31	Correct	43 ms	468 KB	Output is correct
32	Correct	44 ms	588 KB	Output is correct
33	Incorrect	0 ms	340 KB	Output isn't correct
34	Halted	0 ms	0 KB	-

Subtask #4

0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Runtime error	2 ms	596 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	596 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	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	316 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	320 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	316 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	5 ms	320 KB	Output is correct
19	Correct	8 ms	340 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	13 ms	340 KB	Output is correct
22	Correct	25 ms	372 KB	Output is correct
23	Correct	9 ms	340 KB	Output is correct
24	Correct	34 ms	416 KB	Output is correct
25	Correct	30 ms	400 KB	Output is correct
26	Correct	42 ms	480 KB	Output is correct
27	Correct	43 ms	472 KB	Output is correct
28	Correct	35 ms	440 KB	Output is correct
29	Correct	37 ms	468 KB	Output is correct
30	Correct	42 ms	436 KB	Output is correct
31	Correct	43 ms	468 KB	Output is correct
32	Correct	44 ms	588 KB	Output is correct
33	Incorrect	0 ms	340 KB	Output isn't correct
34	Halted	0 ms	0 KB	-