| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 900021 |
2024-01-07T12:26:23 Z |
DEQK |
Cake 3 (JOI19_cake3) |
C++17 |
|
3075 ms |
16100 KB |
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define sz(a) ((int) a.size())
#define F first
#define S second
const int N = 3e5 + 15;
int n, K;
pair<int, int> a[N];
ll ans = -1e18;
int L = 1, R = 0;
ll cur = 0;
set<pair<int, int>> sm, bg;
void add(int p) {
if(sz(bg) < K) {
cur += a[p].S;
bg.insert({a[p].S, p});
} else {
assert(sz(bg) == K);
if(a[p].S > (*(bg.begin())).F) {
cur -= (*bg.begin()).F;
sm.insert(*bg.begin());
bg.erase(bg.begin());
bg.insert({a[p].S, p});
cur += a[p].S;
} else {
sm.insert({a[p].S, p});
}
}
}
void del(int p) {
if(bg.count({a[p].S, p})) {
cur -= a[p].S;
bg.erase({a[p].S, p});
if(sz(sm)) {
auto it = sm.end();
it--;
cur += (*it).F;
bg.insert(*it);
sm.erase(it);
}
} else {
assert(sm.find({a[p].S, p}) != sm.end());
sm.erase(sm.find({a[p].S, p}));
}
}
void dnc(int l, int r, int tl, int tr) {
if(l > r) {
return;
}
int m = (l + r) / 2;
int pt = tl;
ll mx = -1e18;
//cout << l << ' ' << r << ' ' << tl << ' ' << tr << '\n';
for(int k = tl; k <= min(tr, m); k++) {
while(R < m) {
add(++R);
}
while(L > k) {
add(--L);
}
while(R > m) {
del(R--);
}
while(L < k) {
del(L++);
}
if(sz(bg) == K && mx < cur - 2 * (a[m].F - a[k].F)) {
mx = cur - 2 * (a[m].F - a[k].F);
pt = k;
}
}
ans = max(ans, mx);
dnc(l, m - 1, tl, pt);
dnc(m + 1, r, pt, tr);
}
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
cin >> n >> K;
for(int i = 1; i <= n; i++) {
cin >> a[i].S;
cin >> a[i].F;
}
sort(a + 1, a + n + 1);
dnc(1, n, 1, n);
cout << ans << '\n';
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
1 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
1 ms |
600 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
1 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
1 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
344 KB |
Output is correct |
| 21 |
Correct |
1 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
1 ms |
348 KB |
Output is correct |
| 27 |
Correct |
1 ms |
348 KB |
Output is correct |
| 28 |
Correct |
1 ms |
348 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
1 ms |
348 KB |
Output is correct |
| 31 |
Correct |
1 ms |
344 KB |
Output is correct |
| 32 |
Correct |
1 ms |
348 KB |
Output is correct |
| 33 |
Correct |
1 ms |
348 KB |
Output is correct |
| 34 |
Correct |
1 ms |
344 KB |
Output is correct |
| 35 |
Correct |
1 ms |
348 KB |
Output is correct |
| 36 |
Correct |
0 ms |
348 KB |
Output is correct |
| 37 |
Correct |
1 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
1 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
1 ms |
600 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
1 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
1 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
344 KB |
Output is correct |
| 21 |
Correct |
1 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
1 ms |
348 KB |
Output is correct |
| 27 |
Correct |
1 ms |
348 KB |
Output is correct |
| 28 |
Correct |
1 ms |
348 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
1 ms |
348 KB |
Output is correct |
| 31 |
Correct |
1 ms |
344 KB |
Output is correct |
| 32 |
Correct |
1 ms |
348 KB |
Output is correct |
| 33 |
Correct |
1 ms |
348 KB |
Output is correct |
| 34 |
Correct |
1 ms |
344 KB |
Output is correct |
| 35 |
Correct |
1 ms |
348 KB |
Output is correct |
| 36 |
Correct |
0 ms |
348 KB |
Output is correct |
| 37 |
Correct |
1 ms |
348 KB |
Output is correct |
| 38 |
Correct |
8 ms |
348 KB |
Output is correct |
| 39 |
Correct |
9 ms |
348 KB |
Output is correct |
| 40 |
Correct |
8 ms |
348 KB |
Output is correct |
| 41 |
Correct |
8 ms |
812 KB |
Output is correct |
| 42 |
Correct |
8 ms |
556 KB |
Output is correct |
| 43 |
Correct |
8 ms |
348 KB |
Output is correct |
| 44 |
Correct |
8 ms |
344 KB |
Output is correct |
| 45 |
Correct |
8 ms |
544 KB |
Output is correct |
| 46 |
Correct |
8 ms |
348 KB |
Output is correct |
| 47 |
Correct |
8 ms |
348 KB |
Output is correct |
| 48 |
Correct |
8 ms |
348 KB |
Output is correct |
| 49 |
Correct |
8 ms |
348 KB |
Output is correct |
| 50 |
Correct |
8 ms |
548 KB |
Output is correct |
| 51 |
Correct |
8 ms |
348 KB |
Output is correct |
| 52 |
Correct |
8 ms |
348 KB |
Output is correct |
| 53 |
Correct |
8 ms |
524 KB |
Output is correct |
| 54 |
Correct |
8 ms |
348 KB |
Output is correct |
| 55 |
Correct |
7 ms |
344 KB |
Output is correct |
| 56 |
Correct |
7 ms |
348 KB |
Output is correct |
| 57 |
Correct |
7 ms |
344 KB |
Output is correct |
| 58 |
Correct |
9 ms |
348 KB |
Output is correct |
| 59 |
Correct |
4 ms |
348 KB |
Output is correct |
| 60 |
Correct |
5 ms |
348 KB |
Output is correct |
| 61 |
Correct |
4 ms |
344 KB |
Output is correct |
| 62 |
Correct |
4 ms |
548 KB |
Output is correct |
| 63 |
Correct |
5 ms |
344 KB |
Output is correct |
| 64 |
Correct |
4 ms |
348 KB |
Output is correct |
| 65 |
Correct |
8 ms |
348 KB |
Output is correct |
| 66 |
Correct |
8 ms |
392 KB |
Output is correct |
| 67 |
Correct |
8 ms |
348 KB |
Output is correct |
| 68 |
Correct |
9 ms |
544 KB |
Output is correct |
| 69 |
Correct |
7 ms |
348 KB |
Output is correct |
| 70 |
Correct |
8 ms |
348 KB |
Output is correct |
| 71 |
Correct |
8 ms |
524 KB |
Output is correct |
| 72 |
Correct |
7 ms |
348 KB |
Output is correct |
| 73 |
Correct |
4 ms |
344 KB |
Output is correct |
| 74 |
Correct |
7 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
1 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
1 ms |
600 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
1 ms |
348 KB |
Output is correct |
| 15 |
Correct |
1 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
1 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
344 KB |
Output is correct |
| 21 |
Correct |
1 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
1 ms |
348 KB |
Output is correct |
| 27 |
Correct |
1 ms |
348 KB |
Output is correct |
| 28 |
Correct |
1 ms |
348 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
1 ms |
348 KB |
Output is correct |
| 31 |
Correct |
1 ms |
344 KB |
Output is correct |
| 32 |
Correct |
1 ms |
348 KB |
Output is correct |
| 33 |
Correct |
1 ms |
348 KB |
Output is correct |
| 34 |
Correct |
1 ms |
344 KB |
Output is correct |
| 35 |
Correct |
1 ms |
348 KB |
Output is correct |
| 36 |
Correct |
0 ms |
348 KB |
Output is correct |
| 37 |
Correct |
1 ms |
348 KB |
Output is correct |
| 38 |
Correct |
8 ms |
348 KB |
Output is correct |
| 39 |
Correct |
9 ms |
348 KB |
Output is correct |
| 40 |
Correct |
8 ms |
348 KB |
Output is correct |
| 41 |
Correct |
8 ms |
812 KB |
Output is correct |
| 42 |
Correct |
8 ms |
556 KB |
Output is correct |
| 43 |
Correct |
8 ms |
348 KB |
Output is correct |
| 44 |
Correct |
8 ms |
344 KB |
Output is correct |
| 45 |
Correct |
8 ms |
544 KB |
Output is correct |
| 46 |
Correct |
8 ms |
348 KB |
Output is correct |
| 47 |
Correct |
8 ms |
348 KB |
Output is correct |
| 48 |
Correct |
8 ms |
348 KB |
Output is correct |
| 49 |
Correct |
8 ms |
348 KB |
Output is correct |
| 50 |
Correct |
8 ms |
548 KB |
Output is correct |
| 51 |
Correct |
8 ms |
348 KB |
Output is correct |
| 52 |
Correct |
8 ms |
348 KB |
Output is correct |
| 53 |
Correct |
8 ms |
524 KB |
Output is correct |
| 54 |
Correct |
8 ms |
348 KB |
Output is correct |
| 55 |
Correct |
7 ms |
344 KB |
Output is correct |
| 56 |
Correct |
7 ms |
348 KB |
Output is correct |
| 57 |
Correct |
7 ms |
344 KB |
Output is correct |
| 58 |
Correct |
9 ms |
348 KB |
Output is correct |
| 59 |
Correct |
4 ms |
348 KB |
Output is correct |
| 60 |
Correct |
5 ms |
348 KB |
Output is correct |
| 61 |
Correct |
4 ms |
344 KB |
Output is correct |
| 62 |
Correct |
4 ms |
548 KB |
Output is correct |
| 63 |
Correct |
5 ms |
344 KB |
Output is correct |
| 64 |
Correct |
4 ms |
348 KB |
Output is correct |
| 65 |
Correct |
8 ms |
348 KB |
Output is correct |
| 66 |
Correct |
8 ms |
392 KB |
Output is correct |
| 67 |
Correct |
8 ms |
348 KB |
Output is correct |
| 68 |
Correct |
9 ms |
544 KB |
Output is correct |
| 69 |
Correct |
7 ms |
348 KB |
Output is correct |
| 70 |
Correct |
8 ms |
348 KB |
Output is correct |
| 71 |
Correct |
8 ms |
524 KB |
Output is correct |
| 72 |
Correct |
7 ms |
348 KB |
Output is correct |
| 73 |
Correct |
4 ms |
344 KB |
Output is correct |
| 74 |
Correct |
7 ms |
348 KB |
Output is correct |
| 75 |
Correct |
2825 ms |
11584 KB |
Output is correct |
| 76 |
Correct |
2819 ms |
14668 KB |
Output is correct |
| 77 |
Correct |
2877 ms |
15268 KB |
Output is correct |
| 78 |
Correct |
3075 ms |
15216 KB |
Output is correct |
| 79 |
Correct |
2283 ms |
15416 KB |
Output is correct |
| 80 |
Correct |
2323 ms |
14952 KB |
Output is correct |
| 81 |
Correct |
2755 ms |
11476 KB |
Output is correct |
| 82 |
Correct |
2797 ms |
10588 KB |
Output is correct |
| 83 |
Correct |
2992 ms |
11668 KB |
Output is correct |
| 84 |
Correct |
2755 ms |
11580 KB |
Output is correct |
| 85 |
Correct |
2702 ms |
11536 KB |
Output is correct |
| 86 |
Correct |
2409 ms |
12028 KB |
Output is correct |
| 87 |
Correct |
2360 ms |
11764 KB |
Output is correct |
| 88 |
Correct |
2552 ms |
11332 KB |
Output is correct |
| 89 |
Correct |
2641 ms |
12288 KB |
Output is correct |
| 90 |
Correct |
2524 ms |
12628 KB |
Output is correct |
| 91 |
Correct |
2307 ms |
12844 KB |
Output is correct |
| 92 |
Correct |
2225 ms |
12476 KB |
Output is correct |
| 93 |
Correct |
2366 ms |
12512 KB |
Output is correct |
| 94 |
Correct |
2605 ms |
13648 KB |
Output is correct |
| 95 |
Correct |
2643 ms |
12628 KB |
Output is correct |
| 96 |
Correct |
678 ms |
10828 KB |
Output is correct |
| 97 |
Correct |
769 ms |
11480 KB |
Output is correct |
| 98 |
Correct |
759 ms |
10964 KB |
Output is correct |
| 99 |
Correct |
737 ms |
11752 KB |
Output is correct |
| 100 |
Correct |
679 ms |
11932 KB |
Output is correct |
| 101 |
Correct |
673 ms |
11756 KB |
Output is correct |
| 102 |
Correct |
1890 ms |
10264 KB |
Output is correct |
| 103 |
Correct |
1892 ms |
10348 KB |
Output is correct |
| 104 |
Correct |
1953 ms |
9848 KB |
Output is correct |
| 105 |
Correct |
1952 ms |
11820 KB |
Output is correct |
| 106 |
Correct |
1952 ms |
12520 KB |
Output is correct |
| 107 |
Correct |
1898 ms |
12172 KB |
Output is correct |
| 108 |
Correct |
2840 ms |
14988 KB |
Output is correct |
| 109 |
Correct |
2953 ms |
15968 KB |
Output is correct |
| 110 |
Correct |
1506 ms |
11448 KB |
Output is correct |
| 111 |
Correct |
1617 ms |
9416 KB |
Output is correct |
| 112 |
Correct |
714 ms |
13236 KB |
Output is correct |
| 113 |
Correct |
2365 ms |
16100 KB |
Output is correct |
