oj.uz

Submission #321162

# Submission time Handle Problem Language Result Execution time Memory
321162 2020-11-11T09:57:55 Z monkey8 Mountains (IOI17_mountains) C++14
100 / 100
 39 ms 14352 KB 
#include "mountains.h"
#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <map>
#include <cstdio>
#include <utility> 
#include <queue>
#include <math.h>
#include <set>
#include <bitset>
#include <cmath>
#include <bitset>
#include <stack>
#include <cstring>
#include <deque>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
const int MAXN = 2010;
int dp[MAXN][MAXN];

int maximum_deevs(vector<int> y) {
    int n = y.size();
    dp[0][0] = 1;
    int prev = -1;
    double curr = -1e9;
    for(int i = 1; i < n; i++) {
        for(int j = i; j >= 0; j--) {
            if(i == j) {
                curr = -1e9;
                dp[j][i] = 1;
                prev = i;
                continue;
            }
            dp[j][i] = dp[j][i - 1];
            double slope = (double)(y[j] - y[i])/(double)(i - j);
            if(slope >= curr) {
                dp[j][i] = max(dp[j][i], dp[j + 1][i]);
                curr = slope;
                prev = j;
            }
            else dp[j][i] = max(dp[j][i], dp[j][prev - 1] + dp[prev + 1][i]);
        }
    }
    return dp[0][n - 1];
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 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 384 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

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 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 384 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 488 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 492 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 492 KB Output is correct
38 Correct 1 ms 492 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 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 384 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 488 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 492 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 492 KB Output is correct
38 Correct 1 ms 492 KB Output is correct
39 Correct 1 ms 1260 KB Output is correct
40 Correct 1 ms 1772 KB Output is correct
41 Correct 1 ms 1772 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 2 ms 1644 KB Output is correct
46 Correct 1 ms 1644 KB Output is correct
47 Correct 2 ms 1644 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 1644 KB Output is correct
52 Correct 1 ms 1644 KB Output is correct
53 Correct 1 ms 1644 KB Output is correct
54 Correct 1 ms 1644 KB Output is correct
55 Correct 2 ms 1772 KB Output is correct
56 Correct 1 ms 1644 KB Output is correct
57 Correct 2 ms 1644 KB Output is correct
58 Correct 1 ms 1772 KB Output is correct
59 Correct 1 ms 1644 KB Output is correct
60 Correct 2 ms 1644 KB Output is correct
61 Correct 1 ms 1644 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 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 384 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 488 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 492 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 492 KB Output is correct
38 Correct 1 ms 492 KB Output is correct
39 Correct 1 ms 1260 KB Output is correct
40 Correct 1 ms 1772 KB Output is correct
41 Correct 1 ms 1772 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 2 ms 1644 KB Output is correct
46 Correct 1 ms 1644 KB Output is correct
47 Correct 2 ms 1644 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 1644 KB Output is correct
52 Correct 1 ms 1644 KB Output is correct
53 Correct 1 ms 1644 KB Output is correct
54 Correct 1 ms 1644 KB Output is correct
55 Correct 2 ms 1772 KB Output is correct
56 Correct 1 ms 1644 KB Output is correct
57 Correct 2 ms 1644 KB Output is correct
58 Correct 1 ms 1772 KB Output is correct
59 Correct 1 ms 1644 KB Output is correct
60 Correct 2 ms 1644 KB Output is correct
61 Correct 1 ms 1644 KB Output is correct
62 Correct 7 ms 6252 KB Output is correct
63 Correct 29 ms 14188 KB Output is correct
64 Correct 29 ms 14180 KB Output is correct
65 Correct 30 ms 14180 KB Output is correct
66 Correct 31 ms 14176 KB Output is correct
67 Correct 28 ms 14180 KB Output is correct
68 Correct 37 ms 14180 KB Output is correct
69 Correct 29 ms 14180 KB Output is correct
70 Correct 27 ms 14180 KB Output is correct
71 Correct 29 ms 14200 KB Output is correct
72 Correct 28 ms 14180 KB Output is correct
73 Correct 30 ms 14336 KB Output is correct
74 Correct 31 ms 14180 KB Output is correct
75 Correct 39 ms 14180 KB Output is correct
76 Correct 31 ms 14260 KB Output is correct
77 Correct 28 ms 14180 KB Output is correct
78 Correct 28 ms 14188 KB Output is correct
79 Correct 28 ms 14188 KB Output is correct
80 Correct 28 ms 14180 KB Output is correct
81 Correct 29 ms 14180 KB Output is correct
82 Correct 36 ms 14352 KB Output is correct
83 Correct 31 ms 14308 KB Output is correct
84 Correct 31 ms 14204 KB Output is correct
85 Correct 30 ms 14180 KB Output is correct
86 Correct 30 ms 14180 KB Output is correct