#include "mountains.h"
#include <bits/stdc++.h>
#include <vector>
using namespace std;
const int N = 2000 + 2;
int dp[N][N];
vector<int> a;
#define pnt complex<long long>
long long cross(pnt x, pnt y)
{
return imag(conj(x) * y);
}
long long cross(pnt x, pnt y, pnt z)
{
return cross(y - x, z - y);
}
int maximum_deevs(std::vector<int> y)
{
a = y;
int n = (int)y.size();
for (int i = 0; i < n; ++i)
{
dp[i][i] = 1;
int kah = i;
int sum = 0;
for (int j = i - 1; j >= 0; --j)
{
dp[j][i] = dp[j][i - 1];
if (cross(pnt(j, a[j]), pnt(kah, a[kah]), pnt(i, a[i])) >= 0 )
{
sum += dp[j + 1][kah - 1];
kah = j;
}
dp[j][i] = max(dp[j][i], sum + 1 + dp[j][kah - 1]);
}
}
return dp[0][n - 1];
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
512 KB |
Output is correct |
| 18 |
Correct |
1 ms |
492 KB |
Output is correct |
| 19 |
Correct |
1 ms |
492 KB |
Output is correct |
| 20 |
Correct |
1 ms |
492 KB |
Output is correct |
| 21 |
Correct |
1 ms |
492 KB |
Output is correct |
| 22 |
Correct |
1 ms |
492 KB |
Output is correct |
| 23 |
Correct |
1 ms |
492 KB |
Output is correct |
| 24 |
Correct |
1 ms |
492 KB |
Output is correct |
| 25 |
Correct |
1 ms |
492 KB |
Output is correct |
| 26 |
Correct |
1 ms |
492 KB |
Output is correct |
| 27 |
Correct |
1 ms |
492 KB |
Output is correct |
| 28 |
Correct |
1 ms |
492 KB |
Output is correct |
| 29 |
Correct |
1 ms |
492 KB |
Output is correct |
| 30 |
Correct |
1 ms |
492 KB |
Output is correct |
| 31 |
Correct |
1 ms |
492 KB |
Output is correct |
| 32 |
Correct |
1 ms |
492 KB |
Output is correct |
| 33 |
Correct |
1 ms |
492 KB |
Output is correct |
| 34 |
Correct |
1 ms |
560 KB |
Output is correct |
| 35 |
Correct |
1 ms |
492 KB |
Output is correct |
| 36 |
Correct |
1 ms |
492 KB |
Output is correct |
| 37 |
Correct |
1 ms |
512 KB |
Output is correct |
| 38 |
Correct |
1 ms |
492 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
512 KB |
Output is correct |
| 18 |
Correct |
1 ms |
492 KB |
Output is correct |
| 19 |
Correct |
1 ms |
492 KB |
Output is correct |
| 20 |
Correct |
1 ms |
492 KB |
Output is correct |
| 21 |
Correct |
1 ms |
492 KB |
Output is correct |
| 22 |
Correct |
1 ms |
492 KB |
Output is correct |
| 23 |
Correct |
1 ms |
492 KB |
Output is correct |
| 24 |
Correct |
1 ms |
492 KB |
Output is correct |
| 25 |
Correct |
1 ms |
492 KB |
Output is correct |
| 26 |
Correct |
1 ms |
492 KB |
Output is correct |
| 27 |
Correct |
1 ms |
492 KB |
Output is correct |
| 28 |
Correct |
1 ms |
492 KB |
Output is correct |
| 29 |
Correct |
1 ms |
492 KB |
Output is correct |
| 30 |
Correct |
1 ms |
492 KB |
Output is correct |
| 31 |
Correct |
1 ms |
492 KB |
Output is correct |
| 32 |
Correct |
1 ms |
492 KB |
Output is correct |
| 33 |
Correct |
1 ms |
492 KB |
Output is correct |
| 34 |
Correct |
1 ms |
560 KB |
Output is correct |
| 35 |
Correct |
1 ms |
492 KB |
Output is correct |
| 36 |
Correct |
1 ms |
492 KB |
Output is correct |
| 37 |
Correct |
1 ms |
512 KB |
Output is correct |
| 38 |
Correct |
1 ms |
492 KB |
Output is correct |
| 39 |
Correct |
1 ms |
1260 KB |
Output is correct |
| 40 |
Correct |
2 ms |
1664 KB |
Output is correct |
| 41 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 42 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 43 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 44 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 45 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 46 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 47 |
Correct |
2 ms |
1792 KB |
Output is correct |
| 48 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 49 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 50 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 51 |
Correct |
2 ms |
1660 KB |
Output is correct |
| 52 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 53 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 54 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 55 |
Correct |
2 ms |
1752 KB |
Output is correct |
| 56 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 57 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 58 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 59 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 60 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 61 |
Correct |
2 ms |
1644 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
512 KB |
Output is correct |
| 18 |
Correct |
1 ms |
492 KB |
Output is correct |
| 19 |
Correct |
1 ms |
492 KB |
Output is correct |
| 20 |
Correct |
1 ms |
492 KB |
Output is correct |
| 21 |
Correct |
1 ms |
492 KB |
Output is correct |
| 22 |
Correct |
1 ms |
492 KB |
Output is correct |
| 23 |
Correct |
1 ms |
492 KB |
Output is correct |
| 24 |
Correct |
1 ms |
492 KB |
Output is correct |
| 25 |
Correct |
1 ms |
492 KB |
Output is correct |
| 26 |
Correct |
1 ms |
492 KB |
Output is correct |
| 27 |
Correct |
1 ms |
492 KB |
Output is correct |
| 28 |
Correct |
1 ms |
492 KB |
Output is correct |
| 29 |
Correct |
1 ms |
492 KB |
Output is correct |
| 30 |
Correct |
1 ms |
492 KB |
Output is correct |
| 31 |
Correct |
1 ms |
492 KB |
Output is correct |
| 32 |
Correct |
1 ms |
492 KB |
Output is correct |
| 33 |
Correct |
1 ms |
492 KB |
Output is correct |
| 34 |
Correct |
1 ms |
560 KB |
Output is correct |
| 35 |
Correct |
1 ms |
492 KB |
Output is correct |
| 36 |
Correct |
1 ms |
492 KB |
Output is correct |
| 37 |
Correct |
1 ms |
512 KB |
Output is correct |
| 38 |
Correct |
1 ms |
492 KB |
Output is correct |
| 39 |
Correct |
1 ms |
1260 KB |
Output is correct |
| 40 |
Correct |
2 ms |
1664 KB |
Output is correct |
| 41 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 42 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 43 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 44 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 45 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 46 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 47 |
Correct |
2 ms |
1792 KB |
Output is correct |
| 48 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 49 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 50 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 51 |
Correct |
2 ms |
1660 KB |
Output is correct |
| 52 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 53 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 54 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 55 |
Correct |
2 ms |
1752 KB |
Output is correct |
| 56 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 57 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 58 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 59 |
Correct |
1 ms |
1644 KB |
Output is correct |
| 60 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 61 |
Correct |
2 ms |
1644 KB |
Output is correct |
| 62 |
Correct |
6 ms |
6252 KB |
Output is correct |
| 63 |
Correct |
29 ms |
14188 KB |
Output is correct |
| 64 |
Correct |
30 ms |
14188 KB |
Output is correct |
| 65 |
Correct |
29 ms |
14188 KB |
Output is correct |
| 66 |
Correct |
29 ms |
14188 KB |
Output is correct |
| 67 |
Correct |
30 ms |
14188 KB |
Output is correct |
| 68 |
Correct |
28 ms |
14188 KB |
Output is correct |
| 69 |
Correct |
29 ms |
14188 KB |
Output is correct |
| 70 |
Correct |
41 ms |
14188 KB |
Output is correct |
| 71 |
Correct |
34 ms |
14208 KB |
Output is correct |
| 72 |
Correct |
34 ms |
14188 KB |
Output is correct |
| 73 |
Correct |
34 ms |
14188 KB |
Output is correct |
| 74 |
Correct |
34 ms |
14188 KB |
Output is correct |
| 75 |
Correct |
34 ms |
14208 KB |
Output is correct |
| 76 |
Correct |
30 ms |
14188 KB |
Output is correct |
| 77 |
Correct |
40 ms |
14188 KB |
Output is correct |
| 78 |
Correct |
40 ms |
14188 KB |
Output is correct |
| 79 |
Correct |
39 ms |
14188 KB |
Output is correct |
| 80 |
Correct |
40 ms |
14188 KB |
Output is correct |
| 81 |
Correct |
40 ms |
14188 KB |
Output is correct |
| 82 |
Correct |
28 ms |
14188 KB |
Output is correct |
| 83 |
Correct |
29 ms |
14188 KB |
Output is correct |
| 84 |
Correct |
30 ms |
14188 KB |
Output is correct |
| 85 |
Correct |
30 ms |
14188 KB |
Output is correct |
| 86 |
Correct |
28 ms |
14208 KB |
Output is correct |
