oj.uz

Submission #647631

# Submission time Handle Problem Language Result Execution time Memory
647631 2022-10-03T10:43:37 Z thanh913 K blocks (IZhO14_blocks) C++14
100 / 100
 119 ms 44152 KB 
#pragma GCC optimize("O2")
#include<bits/stdc++.h>
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define multiTest unsigned long long numTest; for (cin >> numTest; numTest--;)
#define db(val) "[" #val " = " << (val) << "] "
#define el cout << '\n'
#define taskName "kblocks"

using namespace std;

typedef long long ll;
typedef pair <ll, ll> ii;

const ll si = 1e5 + 9;
const ll mod = 1e9 + 7;

int n, k, dp[109][si], a[si], lr[si], mn[si];

/*
testing someone's solution
*/

inline void solve()
{
    cin >> n >> k;
    for (int i = 1; i <= n; ++i) cin >> a[i];
    memset(dp, 0x3f, sizeof(dp));
    dp[1][0] = 0;
    for (int i = 1; i <= n; ++i) dp[1][i] = max(dp[1][i - 1], a[i]);
    for (int i = 1; i <= n; ++i) for (lr[i] = i - 1; lr[i] && a[lr[i]] <= a[i]; ) lr[i] = lr[lr[i]];
    for (int i = 2; i <= k; ++i)
    {
        mn[i - 1] = 1e9;
        for (int j = i; j <= n; ++j)
        {
            mn[j] = dp[i - 1][j - 1];
            for (int t = j - 1; t > lr[j]; t = lr[t]) mn[j] = min(mn[j], mn[t]);
            dp[i][j] = min(dp[i][lr[j]], mn[j] + a[j]);
        }
    }
    cout << dp[k][n], el;
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
//    multiTest
    {
        solve();
        el;
    }
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 42964 KB Output is correct
2 Correct 18 ms 42992 KB Output is correct
3 Correct 16 ms 42996 KB Output is correct
4 Correct 17 ms 42876 KB Output is correct
5 Correct 17 ms 42964 KB Output is correct
6 Correct 16 ms 42920 KB Output is correct
7 Correct 18 ms 42888 KB Output is correct
8 Correct 19 ms 42892 KB Output is correct
9 Correct 18 ms 42964 KB Output is correct
10 Correct 18 ms 42900 KB Output is correct
11 Correct 18 ms 42964 KB Output is correct
12 Correct 17 ms 42972 KB Output is correct
13 Correct 18 ms 42964 KB Output is correct
14 Correct 19 ms 42964 KB Output is correct
15 Correct 17 ms 42964 KB Output is correct
16 Correct 17 ms 42964 KB Output is correct
17 Correct 18 ms 42944 KB Output is correct
18 Correct 17 ms 42880 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 42964 KB Output is correct
2 Correct 18 ms 42940 KB Output is correct
3 Correct 18 ms 42992 KB Output is correct
4 Correct 17 ms 42996 KB Output is correct
5 Correct 20 ms 42960 KB Output is correct
6 Correct 17 ms 42964 KB Output is correct
7 Correct 17 ms 42964 KB Output is correct
8 Correct 17 ms 42900 KB Output is correct
9 Correct 17 ms 42920 KB Output is correct
10 Correct 17 ms 42900 KB Output is correct
11 Correct 17 ms 42964 KB Output is correct
12 Correct 16 ms 42920 KB Output is correct
13 Correct 18 ms 42964 KB Output is correct
14 Correct 20 ms 42952 KB Output is correct
15 Correct 17 ms 42988 KB Output is correct
16 Correct 17 ms 42976 KB Output is correct
17 Correct 17 ms 42928 KB Output is correct
18 Correct 17 ms 42992 KB Output is correct
19 Correct 17 ms 42920 KB Output is correct
20 Correct 17 ms 42964 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 42964 KB Output is correct
2 Correct 18 ms 42992 KB Output is correct
3 Correct 16 ms 42996 KB Output is correct
4 Correct 17 ms 42876 KB Output is correct
5 Correct 17 ms 42964 KB Output is correct
6 Correct 16 ms 42920 KB Output is correct
7 Correct 18 ms 42888 KB Output is correct
8 Correct 19 ms 42892 KB Output is correct
9 Correct 18 ms 42964 KB Output is correct
10 Correct 18 ms 42900 KB Output is correct
11 Correct 18 ms 42964 KB Output is correct
12 Correct 17 ms 42972 KB Output is correct
13 Correct 18 ms 42964 KB Output is correct
14 Correct 19 ms 42964 KB Output is correct
15 Correct 17 ms 42964 KB Output is correct
16 Correct 17 ms 42964 KB Output is correct
17 Correct 18 ms 42944 KB Output is correct
18 Correct 17 ms 42880 KB Output is correct
19 Correct 18 ms 42964 KB Output is correct
20 Correct 18 ms 42940 KB Output is correct
21 Correct 18 ms 42992 KB Output is correct
22 Correct 17 ms 42996 KB Output is correct
23 Correct 20 ms 42960 KB Output is correct
24 Correct 17 ms 42964 KB Output is correct
25 Correct 17 ms 42964 KB Output is correct
26 Correct 17 ms 42900 KB Output is correct
27 Correct 17 ms 42920 KB Output is correct
28 Correct 17 ms 42900 KB Output is correct
29 Correct 17 ms 42964 KB Output is correct
30 Correct 16 ms 42920 KB Output is correct
31 Correct 18 ms 42964 KB Output is correct
32 Correct 20 ms 42952 KB Output is correct
33 Correct 17 ms 42988 KB Output is correct
34 Correct 17 ms 42976 KB Output is correct
35 Correct 17 ms 42928 KB Output is correct
36 Correct 17 ms 42992 KB Output is correct
37 Correct 17 ms 42920 KB Output is correct
38 Correct 17 ms 42964 KB Output is correct
39 Correct 18 ms 43028 KB Output is correct
40 Correct 17 ms 42972 KB Output is correct
41 Correct 17 ms 42964 KB Output is correct
42 Correct 18 ms 42952 KB Output is correct
43 Correct 18 ms 42996 KB Output is correct
44 Correct 17 ms 42964 KB Output is correct
45 Correct 18 ms 42952 KB Output is correct
46 Correct 17 ms 42884 KB Output is correct
47 Correct 20 ms 42900 KB Output is correct
48 Correct 18 ms 42924 KB Output is correct
49 Correct 17 ms 42964 KB Output is correct
50 Correct 18 ms 42940 KB Output is correct
51 Correct 17 ms 42972 KB Output is correct
52 Correct 17 ms 42888 KB Output is correct
53 Correct 17 ms 42964 KB Output is correct
54 Correct 17 ms 42988 KB Output is correct
55 Correct 18 ms 42964 KB Output is correct
56 Correct 17 ms 42964 KB Output is correct
57 Correct 15 ms 42876 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 42964 KB Output is correct
2 Correct 18 ms 42992 KB Output is correct
3 Correct 16 ms 42996 KB Output is correct
4 Correct 17 ms 42876 KB Output is correct
5 Correct 17 ms 42964 KB Output is correct
6 Correct 16 ms 42920 KB Output is correct
7 Correct 18 ms 42888 KB Output is correct
8 Correct 19 ms 42892 KB Output is correct
9 Correct 18 ms 42964 KB Output is correct
10 Correct 18 ms 42900 KB Output is correct
11 Correct 18 ms 42964 KB Output is correct
12 Correct 17 ms 42972 KB Output is correct
13 Correct 18 ms 42964 KB Output is correct
14 Correct 19 ms 42964 KB Output is correct
15 Correct 17 ms 42964 KB Output is correct
16 Correct 17 ms 42964 KB Output is correct
17 Correct 18 ms 42944 KB Output is correct
18 Correct 17 ms 42880 KB Output is correct
19 Correct 18 ms 42964 KB Output is correct
20 Correct 18 ms 42940 KB Output is correct
21 Correct 18 ms 42992 KB Output is correct
22 Correct 17 ms 42996 KB Output is correct
23 Correct 20 ms 42960 KB Output is correct
24 Correct 17 ms 42964 KB Output is correct
25 Correct 17 ms 42964 KB Output is correct
26 Correct 17 ms 42900 KB Output is correct
27 Correct 17 ms 42920 KB Output is correct
28 Correct 17 ms 42900 KB Output is correct
29 Correct 17 ms 42964 KB Output is correct
30 Correct 16 ms 42920 KB Output is correct
31 Correct 18 ms 42964 KB Output is correct
32 Correct 20 ms 42952 KB Output is correct
33 Correct 17 ms 42988 KB Output is correct
34 Correct 17 ms 42976 KB Output is correct
35 Correct 17 ms 42928 KB Output is correct
36 Correct 17 ms 42992 KB Output is correct
37 Correct 17 ms 42920 KB Output is correct
38 Correct 17 ms 42964 KB Output is correct
39 Correct 18 ms 43028 KB Output is correct
40 Correct 17 ms 42972 KB Output is correct
41 Correct 17 ms 42964 KB Output is correct
42 Correct 18 ms 42952 KB Output is correct
43 Correct 18 ms 42996 KB Output is correct
44 Correct 17 ms 42964 KB Output is correct
45 Correct 18 ms 42952 KB Output is correct
46 Correct 17 ms 42884 KB Output is correct
47 Correct 20 ms 42900 KB Output is correct
48 Correct 18 ms 42924 KB Output is correct
49 Correct 17 ms 42964 KB Output is correct
50 Correct 18 ms 42940 KB Output is correct
51 Correct 17 ms 42972 KB Output is correct
52 Correct 17 ms 42888 KB Output is correct
53 Correct 17 ms 42964 KB Output is correct
54 Correct 17 ms 42988 KB Output is correct
55 Correct 18 ms 42964 KB Output is correct
56 Correct 17 ms 42964 KB Output is correct
57 Correct 15 ms 42876 KB Output is correct
58 Correct 19 ms 43092 KB Output is correct
59 Correct 20 ms 43332 KB Output is correct
60 Correct 22 ms 43408 KB Output is correct
61 Correct 47 ms 43520 KB Output is correct
62 Correct 98 ms 44112 KB Output is correct
63 Correct 30 ms 44116 KB Output is correct
64 Correct 61 ms 44152 KB Output is correct
65 Correct 20 ms 42936 KB Output is correct
66 Correct 20 ms 42968 KB Output is correct
67 Correct 19 ms 42964 KB Output is correct
68 Correct 19 ms 42964 KB Output is correct
69 Correct 20 ms 42980 KB Output is correct
70 Correct 23 ms 42964 KB Output is correct
71 Correct 27 ms 43092 KB Output is correct
72 Correct 21 ms 43092 KB Output is correct
73 Correct 25 ms 43212 KB Output is correct
74 Correct 24 ms 43348 KB Output is correct
75 Correct 27 ms 43444 KB Output is correct
76 Correct 52 ms 43512 KB Output is correct
77 Correct 119 ms 44152 KB Output is correct
78 Correct 31 ms 44148 KB Output is correct
79 Correct 68 ms 44112 KB Output is correct
80 Correct 29 ms 43760 KB Output is correct
81 Correct 35 ms 44108 KB Output is correct
82 Correct 110 ms 44140 KB Output is correct
83 Correct 17 ms 42908 KB Output is correct
84 Correct 19 ms 42972 KB Output is correct
85 Correct 22 ms 43044 KB Output is correct
86 Correct 19 ms 43092 KB Output is correct
87 Correct 20 ms 43080 KB Output is correct
88 Correct 21 ms 43368 KB Output is correct
89 Correct 23 ms 43444 KB Output is correct
90 Correct 40 ms 43476 KB Output is correct
91 Correct 88 ms 44116 KB Output is correct
92 Correct 29 ms 44100 KB Output is correct
93 Correct 56 ms 44140 KB Output is correct
94 Correct 18 ms 43012 KB Output is correct
95 Correct 23 ms 43092 KB Output is correct
96 Correct 18 ms 42952 KB Output is correct
97 Correct 18 ms 42952 KB Output is correct
98 Correct 18 ms 42964 KB Output is correct
99 Correct 18 ms 42976 KB Output is correct