oj.uz

Submission #1082237

# Submission time Handle Problem Language Result Execution time Memory
1082237 2024-08-31T00:07:17 Z meowww K blocks (IZhO14_blocks) C++17
100 / 100
 150 ms 82004 KB 
#include <bits/stdc++.h>

using namespace std;

#define MASK(i) (1ll << (i))
#define BIT(x, i) (((x) >> (i)) & 1ll)
#define cntbit(x) __builtin_popcount(x)
#define int long long
#define vi vector <int>
#define vb vector <bool>
#define vvi vector <vector <int>>
#define fi first
#define se second
#define pii pair <int, int>
#define tiii tuple <int, int, int>
#define all(x) x.begin(), x.end()
 
const int oo = 1e9;
 
main() {
    ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
    
    int n, k;
    cin >> n >> k;
    vi a(n);
    
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    
    vvi dp(k + 1, vi(n + 1, oo));
    dp[0][0] = 0;
    
    for (int i = 1; i <= k; i++) {
        stack <pii> st;
        for (int j = i - 1; j < n; j++) {
            int mini = dp[i - 1][j];
            
            while (!st.empty() && a[st.top().fi] <= a[j]) {
                mini = min(mini, st.top().se);
                st.pop();
            }
            
            if (st.empty() || a[j] + mini < a[st.top().fi] + st.top().se) {
                st.emplace(j, mini);
            }
            
            dp[i][j + 1] = a[st.top().fi] + st.top().se;
        }
    }
    
    cout << dp[k][n] << '\n';
    
    return 0;
}

Compilation message

blocks.cpp:20:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   20 | main() {
      | ^~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 456 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 452 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 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 0 ms 456 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 456 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 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 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 452 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 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 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 456 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 0 ms 348 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 456 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 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 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 452 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 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 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 456 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 4 ms 2648 KB Output is correct
59 Correct 4 ms 2140 KB Output is correct
60 Correct 7 ms 4188 KB Output is correct
61 Correct 41 ms 28084 KB Output is correct
62 Correct 122 ms 82004 KB Output is correct
63 Correct 10 ms 5724 KB Output is correct
64 Correct 56 ms 38764 KB Output is correct
65 Correct 1 ms 348 KB Output is correct
66 Correct 0 ms 344 KB Output is correct
67 Correct 0 ms 348 KB Output is correct
68 Correct 0 ms 412 KB Output is correct
69 Correct 0 ms 464 KB Output is correct
70 Correct 1 ms 464 KB Output is correct
71 Correct 11 ms 8540 KB Output is correct
72 Correct 1 ms 860 KB Output is correct
73 Correct 3 ms 2720 KB Output is correct
74 Correct 4 ms 2144 KB Output is correct
75 Correct 6 ms 4188 KB Output is correct
76 Correct 48 ms 28256 KB Output is correct
77 Correct 119 ms 81908 KB Output is correct
78 Correct 9 ms 5720 KB Output is correct
79 Correct 51 ms 38840 KB Output is correct
80 Correct 7 ms 4188 KB Output is correct
81 Correct 16 ms 11356 KB Output is correct
82 Correct 113 ms 82004 KB Output is correct
83 Correct 1 ms 348 KB Output is correct
84 Correct 1 ms 436 KB Output is correct
85 Correct 13 ms 8540 KB Output is correct
86 Correct 1 ms 860 KB Output is correct
87 Correct 4 ms 2652 KB Output is correct
88 Correct 3 ms 2140 KB Output is correct
89 Correct 8 ms 4188 KB Output is correct
90 Correct 55 ms 28056 KB Output is correct
91 Correct 150 ms 82000 KB Output is correct
92 Correct 11 ms 5724 KB Output is correct
93 Correct 73 ms 38812 KB Output is correct
94 Correct 1 ms 860 KB Output is correct
95 Correct 9 ms 8540 KB Output is correct
96 Correct 1 ms 348 KB Output is correct
97 Correct 0 ms 464 KB Output is correct
98 Correct 0 ms 348 KB Output is correct
99 Correct 0 ms 348 KB Output is correct