oj.uz

Submission #862912

# Submission time Handle Problem Language Result Execution time Memory
862912 2023-10-19T11:15:45 Z Trisanu_Das Measures (CEOI22_measures) C++17
86 / 100
 213 ms 33620 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
 
int n, m, d;
 
class stree {
public:
	int lp, rp;
	stree *l = nullptr, *r = nullptr;
	ll mx = INT_MIN, mn = INT_MAX, best = INT_MIN;
	int pos_add = 0;
	stree(int lv, int rv) {
		lp = lv;
		rp = rv;
		if (lp < rp) {
			int mid = (lp + rp)/2;
			l = new stree(lp, mid);
			r = new stree(mid+1, rp);
		}
	}
	void reupd() {
		best = max(r->mx-l->mn, max(l->best, r->best));
		mx = (ll)pos_add*d+max(l->mx, r->mx);
		mn = (ll)pos_add*d+min(l->mn, r->mn);
	}
	void set_val(int p, ll v) {
		if (lp > p || rp < p) return;
		if (lp == rp) {
			mx = mn = (ll)d*pos_add-v;
			return;
		}
		l->set_val(p, v);
		r->set_val(p, v);
		reupd();
	}
	void inc_pos(int lv, int rv) {
		if (lp > rv || rp < lv) return;
		if (lp >= lv && rp <= rv) {
			mx += d;
			mn += d;
			pos_add++;
			return;
		}
		l->inc_pos(lv, rv);
		r->inc_pos(lv, rv);
		reupd();
	}
};
 
const int MAXN = 2e5+5;
 
pair<int, int> sortable[MAXN];
int cord[MAXN], pos[MAXN];
 
void print(ll ans) {
	cout << ans/2;
	if (ans&1) cout << ".5";
}
 
int main() {
	ios_base::sync_with_stdio(false); cin.tie(NULL);
	cin >> n >> m >> d;
	m += n;
	for (int i = 0; i < m; i++) {
		cin >> cord[i];
		sortable[i].first = cord[i];
		sortable[i].second = i;
	}
	sort(sortable, sortable+m);
	for (int i = 0; i < m; i++) pos[sortable[i].second] = i;
	stree *tree = new stree(0, m-1);
	for (int i = 0; i < m; i++) {
		tree->set_val(pos[i], cord[i]);
		tree->inc_pos(pos[i]+1, m-1);
		if (i > n) cout << ' ';
		if (i >= n) print(max(0ll, tree->best));
	}
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 2 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 2 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 1 ms 2648 KB Output is correct
9 Incorrect 177 ms 28412 KB Output isn't correct
10 Halted 0 ms 0 KB -

Subtask #3
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 29520 KB Output is correct
2 Correct 105 ms 31568 KB Output is correct
3 Correct 102 ms 31532 KB Output is correct
4 Correct 116 ms 29220 KB Output is correct
5 Correct 103 ms 30800 KB Output is correct
6 Correct 96 ms 29564 KB Output is correct
7 Correct 98 ms 30696 KB Output is correct
8 Correct 95 ms 29460 KB Output is correct
9 Correct 100 ms 29196 KB Output is correct
10 Correct 101 ms 31596 KB Output is correct
11 Correct 97 ms 30036 KB Output is correct
12 Correct 100 ms 31224 KB Output is correct
13 Correct 99 ms 29576 KB Output is correct
14 Correct 99 ms 31160 KB Output is correct
15 Correct 100 ms 31204 KB Output is correct
16 Correct 94 ms 29288 KB Output is correct
17 Correct 99 ms 30548 KB Output is correct

Subtask #4
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 29520 KB Output is correct
2 Correct 105 ms 31568 KB Output is correct
3 Correct 102 ms 31532 KB Output is correct
4 Correct 116 ms 29220 KB Output is correct
5 Correct 103 ms 30800 KB Output is correct
6 Correct 96 ms 29564 KB Output is correct
7 Correct 98 ms 30696 KB Output is correct
8 Correct 95 ms 29460 KB Output is correct
9 Correct 100 ms 29196 KB Output is correct
10 Correct 101 ms 31596 KB Output is correct
11 Correct 97 ms 30036 KB Output is correct
12 Correct 100 ms 31224 KB Output is correct
13 Correct 99 ms 29576 KB Output is correct
14 Correct 99 ms 31160 KB Output is correct
15 Correct 100 ms 31204 KB Output is correct
16 Correct 94 ms 29288 KB Output is correct
17 Correct 99 ms 30548 KB Output is correct
18 Correct 194 ms 29776 KB Output is correct
19 Correct 213 ms 33248 KB Output is correct
20 Correct 102 ms 33364 KB Output is correct
21 Correct 129 ms 31336 KB Output is correct
22 Correct 150 ms 31700 KB Output is correct
23 Correct 102 ms 31500 KB Output is correct
24 Correct 191 ms 31964 KB Output is correct
25 Correct 104 ms 31164 KB Output is correct
26 Correct 190 ms 31568 KB Output is correct
27 Correct 199 ms 33620 KB Output is correct
28 Correct 155 ms 31572 KB Output is correct
29 Correct 176 ms 32884 KB Output is correct
30 Correct 130 ms 31312 KB Output is correct
31 Correct 129 ms 33252 KB Output is correct
32 Correct 113 ms 33100 KB Output is correct
33 Correct 187 ms 30764 KB Output is correct
34 Correct 128 ms 32596 KB Output is correct