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Submission #20900

# Submission time Handle Problem Language Result Execution time Memory
20900 2017-03-09T05:40:12 Z exqt 격자 보존하기 (GA9_preserve) C++14
74 / 100
 73 ms 3264 KB 
#include <iostream>
#include <algorithm>
#include <vector>
#include <utility>
#include <string>
#include <set>
#include <ctime>

using namespace std;


int main()
{
	int n, k, d; cin >> n >> k >> d;
	vector<int> v(k);
	for(int i=0; i<k; i++) cin >> v[i];

	vector<int> gp;
	for(int i=0; i<k-1; i++) gp.push_back(max(v[i+1]-v[i]-1, 0));

	sort(gp.begin(), gp.end());
	reverse(gp.begin(), gp.end());

	for(int i=1; i<gp.size(); i++) gp[i] += gp[i-1];

	int g1 = v.front()-1;
	int g2 = n-v.back();

	int res = max(g1, g2);
	int lim = gp.size(); lim = max(lim-1, 0);

	if(d >= 2) res = max(res, gp[min(d/2-1, lim)]);
	if(d >= 4) res = max(res, gp[min((d-2)/2-1, lim)]+g1+g2);
	if(d >= 3) res = max(res, gp[min((d-1)/2-1, lim)]+g1);
	if(d >= 3) res = max(res, gp[min((d-1)/2-1, lim)]+g2);

	cout << res << endl;

    return 0;
}

Compilation message

preserve.cpp: In function 'int main()':
preserve.cpp:24:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=1; i<gp.size(); i++) gp[i] += gp[i-1];
                ^

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2020 KB Output is correct
2 Correct 0 ms 2020 KB Output is correct
3 Correct 0 ms 2020 KB Output is correct
4 Correct 0 ms 2020 KB Output is correct
5 Correct 0 ms 2020 KB Output is correct
6 Correct 0 ms 2020 KB Output is correct
7 Correct 0 ms 2020 KB Output is correct
8 Correct 0 ms 2020 KB Output is correct
9 Correct 0 ms 2020 KB Output is correct
10 Correct 0 ms 2020 KB Output is correct
11 Correct 0 ms 2020 KB Output is correct
12 Correct 0 ms 2020 KB Output is correct
13 Correct 0 ms 2020 KB Output is correct
14 Correct 0 ms 2020 KB Output is correct
15 Correct 0 ms 2020 KB Output is correct
16 Correct 0 ms 2020 KB Output is correct
17 Correct 0 ms 2020 KB Output is correct
18 Correct 0 ms 2020 KB Output is correct
19 Correct 0 ms 2020 KB Output is correct
20 Correct 0 ms 2020 KB Output is correct
21 Correct 0 ms 2020 KB Output is correct
22 Correct 0 ms 2020 KB Output is correct
23 Correct 0 ms 2020 KB Output is correct
24 Correct 0 ms 2020 KB Output is correct
25 Correct 0 ms 2020 KB Output is correct
26 Correct 0 ms 2020 KB Output is correct
27 Correct 0 ms 2020 KB Output is correct
28 Correct 0 ms 2020 KB Output is correct
29 Correct 0 ms 2020 KB Output is correct
30 Correct 0 ms 2020 KB Output is correct
31 Incorrect 0 ms 2020 KB Output isn't correct
32 Halted 0 ms 0 KB -

Subtask #2
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2020 KB Output is correct
2 Correct 0 ms 2020 KB Output is correct
3 Correct 0 ms 2020 KB Output is correct
4 Correct 0 ms 2020 KB Output is correct
5 Correct 0 ms 2020 KB Output is correct
6 Correct 0 ms 2020 KB Output is correct
7 Correct 0 ms 2020 KB Output is correct
8 Correct 0 ms 2020 KB Output is correct
9 Correct 0 ms 2020 KB Output is correct
10 Correct 0 ms 2020 KB Output is correct
11 Correct 0 ms 2020 KB Output is correct
12 Correct 0 ms 2020 KB Output is correct
13 Correct 0 ms 2020 KB Output is correct
14 Correct 0 ms 2020 KB Output is correct
15 Correct 0 ms 2020 KB Output is correct
16 Correct 0 ms 2020 KB Output is correct
17 Correct 0 ms 2020 KB Output is correct
18 Correct 0 ms 2020 KB Output is correct
19 Incorrect 0 ms 2020 KB Output isn't correct
20 Halted 0 ms 0 KB -

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2020 KB Output is correct
2 Correct 0 ms 2020 KB Output is correct
3 Correct 0 ms 2020 KB Output is correct
4 Correct 0 ms 2020 KB Output is correct
5 Correct 0 ms 2020 KB Output is correct
6 Correct 0 ms 2020 KB Output is correct
7 Correct 0 ms 2020 KB Output is correct
8 Correct 0 ms 2020 KB Output is correct
9 Correct 0 ms 2020 KB Output is correct
10 Correct 0 ms 2020 KB Output is correct
11 Correct 0 ms 2020 KB Output is correct
12 Correct 0 ms 2020 KB Output is correct
13 Correct 0 ms 2020 KB Output is correct
14 Correct 0 ms 2020 KB Output is correct
15 Correct 0 ms 2020 KB Output is correct
16 Correct 0 ms 2020 KB Output is correct
17 Correct 0 ms 2020 KB Output is correct
18 Correct 0 ms 2020 KB Output is correct
19 Correct 0 ms 2020 KB Output is correct
20 Correct 0 ms 2020 KB Output is correct
21 Correct 0 ms 2020 KB Output is correct
22 Correct 0 ms 2020 KB Output is correct
23 Correct 0 ms 2020 KB Output is correct
24 Correct 0 ms 2020 KB Output is correct
25 Correct 0 ms 2020 KB Output is correct
26 Correct 0 ms 2020 KB Output is correct
27 Correct 0 ms 2020 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 3264 KB Output is correct
2 Correct 53 ms 3264 KB Output is correct
3 Correct 49 ms 3264 KB Output is correct
4 Correct 56 ms 3264 KB Output is correct
5 Correct 49 ms 3264 KB Output is correct
6 Correct 49 ms 3264 KB Output is correct
7 Correct 53 ms 3264 KB Output is correct
8 Correct 46 ms 3264 KB Output is correct
9 Correct 26 ms 2684 KB Output is correct
10 Correct 16 ms 2344 KB Output is correct
11 Correct 56 ms 3248 KB Output is correct
12 Correct 49 ms 3256 KB Output is correct
13 Correct 49 ms 3248 KB Output is correct
14 Correct 56 ms 3256 KB Output is correct
15 Correct 46 ms 3260 KB Output is correct
16 Correct 56 ms 3260 KB Output is correct
17 Correct 53 ms 3252 KB Output is correct
18 Correct 49 ms 3248 KB Output is correct
19 Correct 49 ms 3248 KB Output is correct
20 Correct 0 ms 2020 KB Output is correct
21 Correct 0 ms 2020 KB Output is correct
22 Correct 49 ms 3244 KB Output is correct
23 Correct 56 ms 3256 KB Output is correct
24 Correct 59 ms 3256 KB Output is correct

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 3264 KB Output is correct
2 Correct 73 ms 3264 KB Output is correct
3 Correct 56 ms 3264 KB Output is correct
4 Correct 56 ms 3264 KB Output is correct
5 Correct 53 ms 3264 KB Output is correct
6 Correct 46 ms 3264 KB Output is correct
7 Correct 53 ms 3264 KB Output is correct
8 Correct 56 ms 3264 KB Output is correct
9 Correct 43 ms 2684 KB Output is correct
10 Correct 13 ms 2344 KB Output is correct
11 Correct 43 ms 3148 KB Output is correct
12 Correct 39 ms 3176 KB Output is correct
13 Correct 39 ms 3184 KB Output is correct
14 Correct 43 ms 3180 KB Output is correct
15 Correct 33 ms 3188 KB Output is correct
16 Correct 39 ms 3212 KB Output is correct
17 Correct 49 ms 3240 KB Output is correct
18 Correct 59 ms 3224 KB Output is correct
19 Correct 46 ms 3172 KB Output is correct
20 Correct 43 ms 3232 KB Output is correct