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답안 #20902

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
20902 2017-03-09T05:55:33 Z exqt 격자 보존하기 (GA9_preserve) C++14
0 / 100
 63 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; gp.push_back(0);
	for(int i=0; i<k-1; i++) gp.push_back(v[i+1]-v[i]-1);

	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 = 0;
	int lim = gp.size()-1;

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

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 2020 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 2020 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 2020 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 63 ms 3264 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 63 ms 3264 KB Output is correct
2 Correct 59 ms 3264 KB Output is correct
3 Incorrect 56 ms 3264 KB Output isn't correct
4 Halted 0 ms 0 KB -