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Submission #410876

# Submission time Handle Problem Language Result Execution time Memory
410876 2021-05-23T21:19:16 Z Namnamseo Simfonija (COCI19_simfonija) C++17
44 / 110
 67 ms 7588 KB 
#include <iostream>
#include <vector>
#include <algorithm>
#include <set>
using namespace std;
using ll = long long;
const int maxn = int(1e5) + 10;
const int inf = int(1e8);
const ll linf = 1ll<<60;

int n, k;

int a[maxn], b[maxn];

int main()
{
	cin.tie(0)->sync_with_stdio(0);
	cin >> n >> k;
	if (k == n) { cout << "0\n"; return 0; }
	for (int i=1; i<=n; ++i) cin >> a[i];
	for (int i=1; i<=n; ++i) cin >> b[i];

	multiset<int> s;
	for (int i=1; i<=n; ++i) s.insert(b[i]-a[i]);
	for(;k--;) {
		int	dl = (*(++s.begin())) - (*s.begin());
		int	dr = (*(--s.end())) - (*(--(--s.end())));
		if (dl > dr) s.erase(s.begin());
		else s.erase(--s.end());
	}

	vector<int> v(s.begin(), s.end());
	int t = v[v.size()/2];
	ll ans = 0;
	for (int i=0; i<int(v.size()); ++i) {
		ans += abs(v[i]-t);
	}

	cout << ans << '\n';

	return 0;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 60 ms 6084 KB Output is correct
2 Correct 64 ms 7560 KB Output is correct
3 Correct 58 ms 7588 KB Output is correct

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 6124 KB Output is correct
2 Correct 59 ms 7492 KB Output is correct
3 Correct 54 ms 7488 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 6124 KB Output is correct
2 Correct 67 ms 6132 KB Output is correct
3 Correct 54 ms 6084 KB Output is correct

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 44 ms 5828 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 6052 KB Output is correct
2 Incorrect 59 ms 7152 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 5660 KB Output is correct
2 Incorrect 56 ms 7388 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 55 ms 5824 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 61 ms 5908 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 5952 KB Output is correct
2 Correct 57 ms 7504 KB Output is correct
3 Incorrect 61 ms 7516 KB Output isn't correct