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Submission #156535

# Submission time Handle Problem Language Result Execution time Memory
156535 2019-10-06T11:32:26 Z Saboon Fortune Telling 2 (JOI14_fortune_telling2) C++14
100 / 100
 601 ms 23616 KB 
#include <bits/stdc++.h>

#define F first
#define S second
#define PB push_back
#define PF push_front
#define MP make_pair

using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
const int maxn = 2e5 + 4;
const int maxl = 23;

int seg[maxl][4 * maxn], t[maxn], a[maxn], b[maxn];

int get2 (int id, int L, int R, int l, int r, int lb, int h = 0) {
	if (L == l and R == r) {
		int fi = lower_bound (seg[h] + L, seg[h] + R, lb) - seg[h];
		return R - fi;
	}
	int mid = (L + R) >> 1, ret = 0;
	if (mid > l)
		ret += get2 (2 * id + 0, L, mid, l, min (mid, r), lb, h + 1);
	if (mid < r)
		ret += get2 (2 * id + 1, mid, R, max (l, mid), r, lb, h + 1);
	return ret;
}

int get (int id, int L, int R, int lb, int ub, int h = 0) {
	int idx = lower_bound (seg[h] + L, seg[h] + R, lb) - seg[h];
	if (idx == R or seg[h][idx] >= ub)
		return -1;
	if (L + 1 == R)
		return L;
	int mid = (L + R) >> 1;
	int ret = get (2 * id + 1, mid, R, lb, ub, h + 1);
	if (ret != -1)
		return ret;
	return get (2 * id + 0, L, mid, lb, ub, h + 1);
}

void build (int id, int L, int R, int h = 0) {
	if (L + 1 == R) {
		seg[h][L] = t[L];
		return;
	}
	int mid = (L + R) >> 1;
	build (2 * id + 0, L, mid, h + 1);
	build (2 * id + 1, mid, R, h + 1);
	
	for (int i = L; i < R; i++)
		seg[h][i] = seg[h + 1][i];
	sort (seg[h] + L, seg[h] + R);
}

int main () {
	ios::sync_with_stdio(false);
	int n, k;
	cin >> n >> k;
	for (int i = 0; i < n; i++)
		cin >> a[i] >> b[i];
	for (int i = 0; i < k; i++)
		cin >> t[i];
	build (1, 0, k);
	ll ans = 0;
	for (int i = 0; i < n; i++) {
		int fi = a[i], se = b[i];
		if (fi == se) {
			ans += fi;
			continue;
		}
		if (fi > se)
			swap (fi, se);
		int idx = get (1, 0, k, fi, se);
		if (idx == -1) {
			int x = get2 (1, 0, k, 0, k, se);
			if (x % 2 == 0)
				ans += a[i];
			else
				ans += b[i];
		}
		else {
			int x = get2 (1, 0, k, idx, k, se);
			if (x % 2 == 0)
				ans += se;
			else
				ans += fi;
		}	
	}
	cout << ans << endl;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 4 ms 504 KB Output is correct
4 Correct 4 ms 504 KB Output is correct
5 Correct 4 ms 504 KB Output is correct
6 Correct 4 ms 504 KB Output is correct
7 Correct 4 ms 504 KB Output is correct
8 Correct 3 ms 508 KB Output is correct
9 Correct 3 ms 504 KB Output is correct
10 Correct 3 ms 508 KB Output is correct
11 Correct 4 ms 504 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 508 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 4 ms 504 KB Output is correct
4 Correct 4 ms 504 KB Output is correct
5 Correct 4 ms 504 KB Output is correct
6 Correct 4 ms 504 KB Output is correct
7 Correct 4 ms 504 KB Output is correct
8 Correct 3 ms 508 KB Output is correct
9 Correct 3 ms 504 KB Output is correct
10 Correct 3 ms 508 KB Output is correct
11 Correct 4 ms 504 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 508 KB Output is correct
14 Correct 19 ms 1400 KB Output is correct
15 Correct 40 ms 2632 KB Output is correct
16 Correct 63 ms 3708 KB Output is correct
17 Correct 89 ms 4856 KB Output is correct
18 Correct 89 ms 4856 KB Output is correct
19 Correct 83 ms 4828 KB Output is correct
20 Correct 92 ms 4856 KB Output is correct
21 Correct 83 ms 4732 KB Output is correct
22 Correct 57 ms 4344 KB Output is correct
23 Correct 57 ms 4344 KB Output is correct
24 Correct 58 ms 4316 KB Output is correct
25 Correct 58 ms 4288 KB Output is correct
26 Correct 58 ms 4600 KB Output is correct
27 Correct 113 ms 4856 KB Output is correct
28 Correct 58 ms 4728 KB Output is correct
29 Correct 86 ms 4772 KB Output is correct

Subtask #3
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 4 ms 504 KB Output is correct
4 Correct 4 ms 504 KB Output is correct
5 Correct 4 ms 504 KB Output is correct
6 Correct 4 ms 504 KB Output is correct
7 Correct 4 ms 504 KB Output is correct
8 Correct 3 ms 508 KB Output is correct
9 Correct 3 ms 504 KB Output is correct
10 Correct 3 ms 508 KB Output is correct
11 Correct 4 ms 504 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 508 KB Output is correct
14 Correct 19 ms 1400 KB Output is correct
15 Correct 40 ms 2632 KB Output is correct
16 Correct 63 ms 3708 KB Output is correct
17 Correct 89 ms 4856 KB Output is correct
18 Correct 89 ms 4856 KB Output is correct
19 Correct 83 ms 4828 KB Output is correct
20 Correct 92 ms 4856 KB Output is correct
21 Correct 83 ms 4732 KB Output is correct
22 Correct 57 ms 4344 KB Output is correct
23 Correct 57 ms 4344 KB Output is correct
24 Correct 58 ms 4316 KB Output is correct
25 Correct 58 ms 4288 KB Output is correct
26 Correct 58 ms 4600 KB Output is correct
27 Correct 113 ms 4856 KB Output is correct
28 Correct 58 ms 4728 KB Output is correct
29 Correct 86 ms 4772 KB Output is correct
30 Correct 211 ms 18528 KB Output is correct
31 Correct 289 ms 19516 KB Output is correct
32 Correct 378 ms 20736 KB Output is correct
33 Correct 567 ms 23544 KB Output is correct
34 Correct 192 ms 18168 KB Output is correct
35 Correct 571 ms 23488 KB Output is correct
36 Correct 566 ms 23580 KB Output is correct
37 Correct 571 ms 23508 KB Output is correct
38 Correct 545 ms 23516 KB Output is correct
39 Correct 601 ms 23616 KB Output is correct
40 Correct 442 ms 23388 KB Output is correct
41 Correct 572 ms 23564 KB Output is correct
42 Correct 592 ms 23604 KB Output is correct
43 Correct 319 ms 22780 KB Output is correct
44 Correct 317 ms 22984 KB Output is correct
45 Correct 318 ms 22776 KB Output is correct
46 Correct 346 ms 21624 KB Output is correct
47 Correct 381 ms 21624 KB Output is correct
48 Correct 378 ms 23616 KB Output is correct
49 Correct 339 ms 23524 KB Output is correct