Submission #771161

# Submission time Handle Problem Language Result Execution time Memory
771161 2023-07-02T13:57:26 Z Tkm_algo Stove (JOI18_stove) C++17
100 / 100
19 ms 3236 KB
#include "bits/stdc++.h"

using namespace std;
using ll = long long;

void solve() {
	int n, k;
	cin >> n >> k;
	vector<ll> a(n);
	for (int i = 0; i < n; i++) {
		cin >> a[i];
	}
	sort(a.begin(), a.end());
	ll ans = a[n - 1] - a[0] + 1;
	k--;
	int l = 0;
	vector<ll> t;
	while (l < n) {
		while (l < n - 1 && a[l] + 1 == a[l + 1]) {
			l++;
		}
		if (l < n - 1) {
			t.push_back(a[l + 1] - a[l] - 1);
		}
		l++;
	}
	sort(t.rbegin(), t.rend());
	for (int i = 0; i < min(k, (int)t.size()); i++) {
		ans -= t[i];
	}
	cout << ans << '\n';
}

int main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	
	int test = 1;
	// cin >> test;
	
	while (test--) {
		solve();
	}
}
# 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 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 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 212 KB Output is correct
9 Correct 0 ms 320 KB Output is correct
# 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 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 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 212 KB Output is correct
9 Correct 0 ms 320 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 440 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
# 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 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 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 212 KB Output is correct
9 Correct 0 ms 320 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 440 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 16 ms 3228 KB Output is correct
17 Correct 16 ms 3156 KB Output is correct
18 Correct 16 ms 3156 KB Output is correct
19 Correct 17 ms 3156 KB Output is correct
20 Correct 16 ms 3156 KB Output is correct
21 Correct 19 ms 3152 KB Output is correct
22 Correct 17 ms 3140 KB Output is correct
23 Correct 18 ms 3128 KB Output is correct
24 Correct 17 ms 3236 KB Output is correct