| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 875112 |
2023-11-18T17:06:49 Z |
rakkoon69 |
Feast (NOI19_feast) |
C++17 |
|
74 ms |
8176 KB |
#include <bits/stdc++.h>
#define int long long
#define ll long long
#define II pair<int, int>
#define fs first
#define sc second
#define endl '\n'
#define mp(x, y) make_pair(x, y)
#define sz(x) ((int) (x.size()))
#define forlr(i, l, r) for(int i = l; i <= r; ++i)
#define forrl(i, r, l) for(int i = r; i >= l; --i)
#define show(v) for(auto i : v) cout << i << " "; cout << endl;
#define showlr(v, l, r) for (int i = l; i <= r; i++) cout << v[i] << " "; cout << endl;
#define all(v) v.begin(), v.end()
#define Unique(v) v.erase(unique(all(v)), v.end());
const long long LINF = 1ll << 60;
const int INF = 1 << 30;
const int N = 3e5 + 5;
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int n, k;
int a[N], p[N];
II choose(II A, II B) {
if(A.fs == B.fs) return A.sc < B.sc ? A : B;
return A.fs > B.fs ? A : B;
}
II calc(int cost) {
II take = {0, 0}, best = {0, 0};
forlr(i, 1, n) {
best = choose(best, {take.fs + p[i] - cost, take.sc + 1});
take = choose(take, {best.fs - p[i], best.sc});
}
return best;
}
int32_t main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL); cout.tie(NULL);
cin >> n >> k;
forlr(i, 1, n) {
cin >> a[i];
p[i] = p[i - 1] + a[i];
}
int ans = 0;
int lo = 0, hi = 3e14;
while(lo <= hi) {
int mid = (lo + hi) >> 1;
II v = calc(mid);
if(v.sc > k) lo = mid + 1;
else hi = mid - 1, ans = v.fs + k * mid;
}
cout << ans << endl;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
72 ms |
4952 KB |
Output is correct |
| 2 |
Correct |
69 ms |
5108 KB |
Output is correct |
| 3 |
Correct |
68 ms |
4948 KB |
Output is correct |
| 4 |
Correct |
67 ms |
5004 KB |
Output is correct |
| 5 |
Correct |
72 ms |
5104 KB |
Output is correct |
| 6 |
Correct |
66 ms |
4956 KB |
Output is correct |
| 7 |
Correct |
65 ms |
4956 KB |
Output is correct |
| 8 |
Correct |
67 ms |
4956 KB |
Output is correct |
| 9 |
Correct |
66 ms |
4952 KB |
Output is correct |
| 10 |
Correct |
67 ms |
4944 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
58 ms |
4952 KB |
Output is correct |
| 2 |
Correct |
60 ms |
4952 KB |
Output is correct |
| 3 |
Correct |
59 ms |
4956 KB |
Output is correct |
| 4 |
Correct |
60 ms |
4952 KB |
Output is correct |
| 5 |
Correct |
66 ms |
4956 KB |
Output is correct |
| 6 |
Correct |
59 ms |
5152 KB |
Output is correct |
| 7 |
Correct |
60 ms |
5132 KB |
Output is correct |
| 8 |
Correct |
67 ms |
4956 KB |
Output is correct |
| 9 |
Correct |
66 ms |
4952 KB |
Output is correct |
| 10 |
Correct |
59 ms |
4952 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
74 ms |
5112 KB |
Output is correct |
| 2 |
Correct |
72 ms |
5204 KB |
Output is correct |
| 3 |
Correct |
69 ms |
5104 KB |
Output is correct |
| 4 |
Correct |
68 ms |
5000 KB |
Output is correct |
| 5 |
Correct |
69 ms |
4956 KB |
Output is correct |
| 6 |
Correct |
70 ms |
4948 KB |
Output is correct |
| 7 |
Correct |
70 ms |
5128 KB |
Output is correct |
| 8 |
Correct |
69 ms |
5112 KB |
Output is correct |
| 9 |
Correct |
69 ms |
5140 KB |
Output is correct |
| 10 |
Correct |
70 ms |
4952 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 2 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 5 |
Correct |
1 ms |
2520 KB |
Output is correct |
| 6 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2516 KB |
Output is correct |
| 10 |
Correct |
0 ms |
2396 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 2 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 5 |
Correct |
1 ms |
2520 KB |
Output is correct |
| 6 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2516 KB |
Output is correct |
| 10 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 11 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 13 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 14 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 15 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 16 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 17 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 18 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 19 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 20 |
Correct |
1 ms |
2396 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 2 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 5 |
Correct |
1 ms |
2520 KB |
Output is correct |
| 6 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2516 KB |
Output is correct |
| 10 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 11 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 13 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 14 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 15 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 16 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 17 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 18 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 19 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 20 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 21 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 22 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 23 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 24 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 25 |
Correct |
1 ms |
2524 KB |
Output is correct |
| 26 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 27 |
Correct |
1 ms |
2556 KB |
Output is correct |
| 28 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 29 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 30 |
Correct |
1 ms |
2548 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
72 ms |
4952 KB |
Output is correct |
| 2 |
Correct |
69 ms |
5108 KB |
Output is correct |
| 3 |
Correct |
68 ms |
4948 KB |
Output is correct |
| 4 |
Correct |
67 ms |
5004 KB |
Output is correct |
| 5 |
Correct |
72 ms |
5104 KB |
Output is correct |
| 6 |
Correct |
66 ms |
4956 KB |
Output is correct |
| 7 |
Correct |
65 ms |
4956 KB |
Output is correct |
| 8 |
Correct |
67 ms |
4956 KB |
Output is correct |
| 9 |
Correct |
66 ms |
4952 KB |
Output is correct |
| 10 |
Correct |
67 ms |
4944 KB |
Output is correct |
| 11 |
Correct |
58 ms |
4952 KB |
Output is correct |
| 12 |
Correct |
60 ms |
4952 KB |
Output is correct |
| 13 |
Correct |
59 ms |
4956 KB |
Output is correct |
| 14 |
Correct |
60 ms |
4952 KB |
Output is correct |
| 15 |
Correct |
66 ms |
4956 KB |
Output is correct |
| 16 |
Correct |
59 ms |
5152 KB |
Output is correct |
| 17 |
Correct |
60 ms |
5132 KB |
Output is correct |
| 18 |
Correct |
67 ms |
4956 KB |
Output is correct |
| 19 |
Correct |
66 ms |
4952 KB |
Output is correct |
| 20 |
Correct |
59 ms |
4952 KB |
Output is correct |
| 21 |
Correct |
74 ms |
5112 KB |
Output is correct |
| 22 |
Correct |
72 ms |
5204 KB |
Output is correct |
| 23 |
Correct |
69 ms |
5104 KB |
Output is correct |
| 24 |
Correct |
68 ms |
5000 KB |
Output is correct |
| 25 |
Correct |
69 ms |
4956 KB |
Output is correct |
| 26 |
Correct |
70 ms |
4948 KB |
Output is correct |
| 27 |
Correct |
70 ms |
5128 KB |
Output is correct |
| 28 |
Correct |
69 ms |
5112 KB |
Output is correct |
| 29 |
Correct |
69 ms |
5140 KB |
Output is correct |
| 30 |
Correct |
70 ms |
4952 KB |
Output is correct |
| 31 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 32 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 33 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 34 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 35 |
Correct |
1 ms |
2520 KB |
Output is correct |
| 36 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 37 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 38 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 39 |
Correct |
1 ms |
2516 KB |
Output is correct |
| 40 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 41 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 42 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 43 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 44 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 45 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 46 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 47 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 48 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 49 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 50 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 51 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 52 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 53 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 54 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 55 |
Correct |
1 ms |
2524 KB |
Output is correct |
| 56 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 57 |
Correct |
1 ms |
2556 KB |
Output is correct |
| 58 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 59 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 60 |
Correct |
1 ms |
2548 KB |
Output is correct |
| 61 |
Correct |
72 ms |
8064 KB |
Output is correct |
| 62 |
Correct |
72 ms |
8024 KB |
Output is correct |
| 63 |
Correct |
72 ms |
8176 KB |
Output is correct |
| 64 |
Correct |
70 ms |
8156 KB |
Output is correct |
| 65 |
Correct |
71 ms |
8016 KB |
Output is correct |
| 66 |
Correct |
71 ms |
7920 KB |
Output is correct |
| 67 |
Correct |
69 ms |
8020 KB |
Output is correct |
| 68 |
Correct |
74 ms |
8168 KB |
Output is correct |
| 69 |
Correct |
71 ms |
8020 KB |
Output is correct |
| 70 |
Correct |
69 ms |
7800 KB |
Output is correct |
