답안 #652440

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
652440	2022-10-22T16:36:40 Z	shmad	Safety (NOI18_safety)	C++17	100 / 100	64 ms	7028 KB

safety

#pragma GCC optimize("O3", "unroll-loops") // "Ofast" 	
#pragma GCC target("avx2", "bmi", "bmi2", "lzcnt", "popcnt") 

#include <bits/stdc++.h>

//#define int long long
#define vt vector
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
#define ff first
#define ss second
#define dbg(x) cerr << #x << " = " << x << '\n'
#define bit(x, i) ((x) >> (i) & 1)

using namespace std;
using ll = long long;
using pii = pair<int, int>;
using vvt = vt< vt<int> >;

const int N = 1e6 + 5, mod = 1e9 + 7, B = 500;
const ll inf = 1e18 + 7, LIM = (1ll << 60);
const double eps = 1e-6;

int n;
ll h, s[N];
priority_queue<ll> l;
priority_queue<ll, vt<ll>, greater<ll>> r;

void solve () {
	cin >> n >> h;
	for (int i = 0; i < n; i++) cin >> s[i];
	if (h >= *max_element(s, s + n)) {
		cout << "0\n";
		return;
	}
	l.push(s[0]), r.push(s[0]);
	ll ans = 0;
	for (int i = 1; i < n; i++) {
		ll lft = l.top() - (i * h), rght = r.top() + (i * h);
		if (s[i] < lft) {
			l.push(s[i] + (i * h)), l.push(s[i] + (i * h));
			l.pop();
			r.push(lft - (i * h));
			ans += lft - (l.top() - (i * h));
		}
		else if (s[i] > rght) {
			r.push(s[i] - (i * h)), r.push(s[i] - (i * h));
			r.pop();
			l.push(rght + (i * h));
		}
		else l.push(s[i] + (i * h)), r.push(s[i] - (i * h));
		ans += abs(s[i] - (l.top() - (i * h)));
	}
	cout << ans;
	cout << '\n';
}

bool testcases = 0;

signed main() {
#ifdef ONLINE_JUDGE
	freopen(".in", "r", stdin);
	freopen(".out", "w", stdout);
#endif
	cin.tie(0) -> sync_with_stdio(0);
	int test = 1;
	if (testcases) cin >> test;
	for (int cs = 1; cs <= test; cs++) {
		solve();
	}
}

Subtask #1
3.0 / 3.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct

Subtask #2
4.0 / 4.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	0 ms	324 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct

Subtask #3
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	336 KB	Output is correct
4	Correct	1 ms	328 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct

Subtask #4
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	36 ms	5816 KB	Output is correct
2	Correct	60 ms	6860 KB	Output is correct
3	Correct	53 ms	6912 KB	Output is correct

Subtask #5
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	324 KB	Output is correct
17	Correct	3 ms	340 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	2 ms	340 KB	Output is correct

Subtask #6
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	324 KB	Output is correct
17	Correct	3 ms	340 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	2 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	2 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct

Subtask #7
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	324 KB	Output is correct
17	Correct	3 ms	340 KB	Output is correct
18	Correct	1 ms	328 KB	Output is correct
19	Correct	2 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	212 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	2 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	2 ms	468 KB	Output is correct
29	Correct	2 ms	468 KB	Output is correct
30	Correct	2 ms	468 KB	Output is correct
31	Correct	1 ms	360 KB	Output is correct
32	Correct	2 ms	464 KB	Output is correct
33	Correct	2 ms	468 KB	Output is correct
34	Correct	2 ms	488 KB	Output is correct

Subtask #8
22.0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	336 KB	Output is correct
16	Correct	1 ms	328 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	1 ms	324 KB	Output is correct
23	Correct	3 ms	340 KB	Output is correct
24	Correct	1 ms	328 KB	Output is correct
25	Correct	2 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	1 ms	340 KB	Output is correct
31	Correct	1 ms	340 KB	Output is correct
32	Correct	2 ms	340 KB	Output is correct
33	Correct	1 ms	340 KB	Output is correct
34	Correct	2 ms	468 KB	Output is correct
35	Correct	2 ms	468 KB	Output is correct
36	Correct	2 ms	468 KB	Output is correct
37	Correct	1 ms	360 KB	Output is correct
38	Correct	2 ms	464 KB	Output is correct
39	Correct	2 ms	468 KB	Output is correct
40	Correct	2 ms	488 KB	Output is correct
41	Correct	3 ms	592 KB	Output is correct
42	Correct	2 ms	464 KB	Output is correct
43	Correct	2 ms	468 KB	Output is correct
44	Correct	2 ms	496 KB	Output is correct
45	Correct	2 ms	468 KB	Output is correct
46	Correct	2 ms	500 KB	Output is correct

Subtask #9
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	324 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	324 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	336 KB	Output is correct
16	Correct	1 ms	328 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	36 ms	5816 KB	Output is correct
20	Correct	60 ms	6860 KB	Output is correct
21	Correct	53 ms	6912 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	324 KB	Output is correct
26	Correct	3 ms	340 KB	Output is correct
27	Correct	1 ms	328 KB	Output is correct
28	Correct	2 ms	340 KB	Output is correct
29	Correct	1 ms	340 KB	Output is correct
30	Correct	1 ms	340 KB	Output is correct
31	Correct	1 ms	340 KB	Output is correct
32	Correct	1 ms	212 KB	Output is correct
33	Correct	1 ms	340 KB	Output is correct
34	Correct	1 ms	340 KB	Output is correct
35	Correct	2 ms	340 KB	Output is correct
36	Correct	1 ms	340 KB	Output is correct
37	Correct	2 ms	468 KB	Output is correct
38	Correct	2 ms	468 KB	Output is correct
39	Correct	2 ms	468 KB	Output is correct
40	Correct	1 ms	360 KB	Output is correct
41	Correct	2 ms	464 KB	Output is correct
42	Correct	2 ms	468 KB	Output is correct
43	Correct	2 ms	488 KB	Output is correct
44	Correct	3 ms	592 KB	Output is correct
45	Correct	2 ms	464 KB	Output is correct
46	Correct	2 ms	468 KB	Output is correct
47	Correct	2 ms	496 KB	Output is correct
48	Correct	2 ms	468 KB	Output is correct
49	Correct	2 ms	500 KB	Output is correct
50	Correct	64 ms	7028 KB	Output is correct
51	Correct	62 ms	6432 KB	Output is correct
52	Correct	35 ms	6388 KB	Output is correct
53	Correct	25 ms	3552 KB	Output is correct
54	Correct	54 ms	6828 KB	Output is correct
55	Correct	37 ms	6392 KB	Output is correct
56	Correct	35 ms	6736 KB	Output is correct
57	Correct	34 ms	6464 KB	Output is correct
58	Correct	35 ms	5564 KB	Output is correct
59	Correct	40 ms	6768 KB	Output is correct

답안 #652440

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