oj.uz

Submission #1043857

# Submission time Handle Problem Language Result Execution time Memory
1043857 2024-08-05T01:44:58 Z vjudge1 K blocks (IZhO14_blocks) C++17
100 / 100
 120 ms 85332 KB 
#include <bits/stdc++.h>
#define file "main"
#define maxn (int) 1e5 + 5
#define pii pair<int, ll>
#define ll long long
#define gb(i, j) ((i >> j) & 1)
#define _left id * 2, l, mid
#define _right id * 2 + 1, mid + 1, r

#define f first
#define s second

using namespace std;

mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
ll GetRandom(ll l, ll r) {
    return uniform_int_distribution<ll> (l, r) (rng);
}

void iof() {
    if(fopen(file".inp", "r")) {
        freopen(file".inp", "r", stdin);
//        freopen(file".out", "w", stdout);
    }
    ios_base::sync_with_stdio(0);
    cin.tie(NULL), cout.tie(NULL);
}

int n, k;
int a[maxn];
ll dp[105][maxn];
pii q[maxn];

void solve() {
    cin >> n >> k;
    for(int i = 1; i <= n; i ++) cin >> a[i];

//    for(int i = 0; i <= k; i ++) for(int j = 0; j <= n; j ++)
//        dp[i][j] = 1e18;
    memset(dp, 0x3f, sizeof dp);
    dp[0][0] = 0;

    for(int _ = 1; _ <= k; _ ++) {
        int d = 1, c = 0;
        for(int i = 1; i <= n; i ++) {
            ll Mi = dp[_ - 1][i - 1];
            while(d <= c && a[q[c].f] <= a[i]) {
                Mi = min(Mi, q[c].s);
                c --;
            }
            dp[_][i] = Mi + a[i];
            if(c) dp[_][i] = min(dp[_][i], dp[_][q[c].f]);
            q[++ c] = {i, Mi};
        }
    }
    cout << dp[k][n];
}

int main()
{
    iof();

    int nTest = 1;
//    cin >> nTest;

    while(nTest --) {
        solve();
    }

    return 0;
}

Compilation message

blocks.cpp: In function 'void iof()':
blocks.cpp:22:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |         freopen(file".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 83800 KB Output is correct
2 Correct 9 ms 83804 KB Output is correct
3 Correct 8 ms 83804 KB Output is correct
4 Correct 9 ms 83804 KB Output is correct
5 Correct 9 ms 84028 KB Output is correct
6 Correct 11 ms 83804 KB Output is correct
7 Correct 10 ms 83828 KB Output is correct
8 Correct 9 ms 83800 KB Output is correct
9 Correct 9 ms 83808 KB Output is correct
10 Correct 9 ms 83804 KB Output is correct
11 Correct 9 ms 83800 KB Output is correct
12 Correct 9 ms 83824 KB Output is correct
13 Correct 9 ms 83800 KB Output is correct
14 Correct 9 ms 83800 KB Output is correct
15 Correct 10 ms 83804 KB Output is correct
16 Correct 10 ms 83804 KB Output is correct
17 Correct 10 ms 83976 KB Output is correct
18 Correct 10 ms 83804 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 83800 KB Output is correct
2 Correct 9 ms 83804 KB Output is correct
3 Correct 9 ms 84004 KB Output is correct
4 Correct 9 ms 83804 KB Output is correct
5 Correct 8 ms 83804 KB Output is correct
6 Correct 9 ms 83880 KB Output is correct
7 Correct 9 ms 83804 KB Output is correct
8 Correct 9 ms 83804 KB Output is correct
9 Correct 9 ms 83992 KB Output is correct
10 Correct 9 ms 84028 KB Output is correct
11 Correct 9 ms 83804 KB Output is correct
12 Correct 9 ms 83804 KB Output is correct
13 Correct 12 ms 83804 KB Output is correct
14 Correct 10 ms 83944 KB Output is correct
15 Correct 10 ms 83804 KB Output is correct
16 Correct 10 ms 84012 KB Output is correct
17 Correct 9 ms 83800 KB Output is correct
18 Correct 9 ms 83932 KB Output is correct
19 Correct 11 ms 84000 KB Output is correct
20 Correct 11 ms 83804 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 83800 KB Output is correct
2 Correct 9 ms 83804 KB Output is correct
3 Correct 8 ms 83804 KB Output is correct
4 Correct 9 ms 83804 KB Output is correct
5 Correct 9 ms 84028 KB Output is correct
6 Correct 11 ms 83804 KB Output is correct
7 Correct 10 ms 83828 KB Output is correct
8 Correct 9 ms 83800 KB Output is correct
9 Correct 9 ms 83808 KB Output is correct
10 Correct 9 ms 83804 KB Output is correct
11 Correct 9 ms 83800 KB Output is correct
12 Correct 9 ms 83824 KB Output is correct
13 Correct 9 ms 83800 KB Output is correct
14 Correct 9 ms 83800 KB Output is correct
15 Correct 10 ms 83804 KB Output is correct
16 Correct 10 ms 83804 KB Output is correct
17 Correct 10 ms 83976 KB Output is correct
18 Correct 10 ms 83804 KB Output is correct
19 Correct 9 ms 83800 KB Output is correct
20 Correct 9 ms 83804 KB Output is correct
21 Correct 9 ms 84004 KB Output is correct
22 Correct 9 ms 83804 KB Output is correct
23 Correct 8 ms 83804 KB Output is correct
24 Correct 9 ms 83880 KB Output is correct
25 Correct 9 ms 83804 KB Output is correct
26 Correct 9 ms 83804 KB Output is correct
27 Correct 9 ms 83992 KB Output is correct
28 Correct 9 ms 84028 KB Output is correct
29 Correct 9 ms 83804 KB Output is correct
30 Correct 9 ms 83804 KB Output is correct
31 Correct 12 ms 83804 KB Output is correct
32 Correct 10 ms 83944 KB Output is correct
33 Correct 10 ms 83804 KB Output is correct
34 Correct 10 ms 84012 KB Output is correct
35 Correct 9 ms 83800 KB Output is correct
36 Correct 9 ms 83932 KB Output is correct
37 Correct 11 ms 84000 KB Output is correct
38 Correct 11 ms 83804 KB Output is correct
39 Correct 10 ms 83804 KB Output is correct
40 Correct 9 ms 83996 KB Output is correct
41 Correct 9 ms 83804 KB Output is correct
42 Correct 11 ms 83804 KB Output is correct
43 Correct 10 ms 83812 KB Output is correct
44 Correct 9 ms 83960 KB Output is correct
45 Correct 10 ms 83804 KB Output is correct
46 Correct 10 ms 83924 KB Output is correct
47 Correct 11 ms 83952 KB Output is correct
48 Correct 11 ms 83804 KB Output is correct
49 Correct 11 ms 83804 KB Output is correct
50 Correct 11 ms 84056 KB Output is correct
51 Correct 10 ms 83804 KB Output is correct
52 Correct 8 ms 83976 KB Output is correct
53 Correct 11 ms 83804 KB Output is correct
54 Correct 10 ms 83804 KB Output is correct
55 Correct 10 ms 83804 KB Output is correct
56 Correct 10 ms 84012 KB Output is correct
57 Correct 11 ms 83804 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 83800 KB Output is correct
2 Correct 9 ms 83804 KB Output is correct
3 Correct 8 ms 83804 KB Output is correct
4 Correct 9 ms 83804 KB Output is correct
5 Correct 9 ms 84028 KB Output is correct
6 Correct 11 ms 83804 KB Output is correct
7 Correct 10 ms 83828 KB Output is correct
8 Correct 9 ms 83800 KB Output is correct
9 Correct 9 ms 83808 KB Output is correct
10 Correct 9 ms 83804 KB Output is correct
11 Correct 9 ms 83800 KB Output is correct
12 Correct 9 ms 83824 KB Output is correct
13 Correct 9 ms 83800 KB Output is correct
14 Correct 9 ms 83800 KB Output is correct
15 Correct 10 ms 83804 KB Output is correct
16 Correct 10 ms 83804 KB Output is correct
17 Correct 10 ms 83976 KB Output is correct
18 Correct 10 ms 83804 KB Output is correct
19 Correct 9 ms 83800 KB Output is correct
20 Correct 9 ms 83804 KB Output is correct
21 Correct 9 ms 84004 KB Output is correct
22 Correct 9 ms 83804 KB Output is correct
23 Correct 8 ms 83804 KB Output is correct
24 Correct 9 ms 83880 KB Output is correct
25 Correct 9 ms 83804 KB Output is correct
26 Correct 9 ms 83804 KB Output is correct
27 Correct 9 ms 83992 KB Output is correct
28 Correct 9 ms 84028 KB Output is correct
29 Correct 9 ms 83804 KB Output is correct
30 Correct 9 ms 83804 KB Output is correct
31 Correct 12 ms 83804 KB Output is correct
32 Correct 10 ms 83944 KB Output is correct
33 Correct 10 ms 83804 KB Output is correct
34 Correct 10 ms 84012 KB Output is correct
35 Correct 9 ms 83800 KB Output is correct
36 Correct 9 ms 83932 KB Output is correct
37 Correct 11 ms 84000 KB Output is correct
38 Correct 11 ms 83804 KB Output is correct
39 Correct 10 ms 83804 KB Output is correct
40 Correct 9 ms 83996 KB Output is correct
41 Correct 9 ms 83804 KB Output is correct
42 Correct 11 ms 83804 KB Output is correct
43 Correct 10 ms 83812 KB Output is correct
44 Correct 9 ms 83960 KB Output is correct
45 Correct 10 ms 83804 KB Output is correct
46 Correct 10 ms 83924 KB Output is correct
47 Correct 11 ms 83952 KB Output is correct
48 Correct 11 ms 83804 KB Output is correct
49 Correct 11 ms 83804 KB Output is correct
50 Correct 11 ms 84056 KB Output is correct
51 Correct 10 ms 83804 KB Output is correct
52 Correct 8 ms 83976 KB Output is correct
53 Correct 11 ms 83804 KB Output is correct
54 Correct 10 ms 83804 KB Output is correct
55 Correct 10 ms 83804 KB Output is correct
56 Correct 10 ms 84012 KB Output is correct
57 Correct 11 ms 83804 KB Output is correct
58 Correct 13 ms 84056 KB Output is correct
59 Correct 11 ms 84316 KB Output is correct
60 Correct 14 ms 84316 KB Output is correct
61 Correct 32 ms 84316 KB Output is correct
62 Correct 75 ms 85104 KB Output is correct
63 Correct 15 ms 85080 KB Output is correct
64 Correct 46 ms 85096 KB Output is correct
65 Correct 11 ms 83828 KB Output is correct
66 Correct 9 ms 83804 KB Output is correct
67 Correct 10 ms 83804 KB Output is correct
68 Correct 11 ms 83800 KB Output is correct
69 Correct 11 ms 84060 KB Output is correct
70 Correct 10 ms 84060 KB Output is correct
71 Correct 14 ms 83932 KB Output is correct
72 Correct 11 ms 84044 KB Output is correct
73 Correct 12 ms 84060 KB Output is correct
74 Correct 12 ms 84308 KB Output is correct
75 Correct 14 ms 84316 KB Output is correct
76 Correct 40 ms 84316 KB Output is correct
77 Correct 120 ms 85076 KB Output is correct
78 Correct 16 ms 85020 KB Output is correct
79 Correct 55 ms 85332 KB Output is correct
80 Correct 15 ms 85084 KB Output is correct
81 Correct 23 ms 85052 KB Output is correct
82 Correct 103 ms 85080 KB Output is correct
83 Correct 9 ms 84060 KB Output is correct
84 Correct 9 ms 84040 KB Output is correct
85 Correct 14 ms 84060 KB Output is correct
86 Correct 11 ms 84016 KB Output is correct
87 Correct 12 ms 84148 KB Output is correct
88 Correct 13 ms 84572 KB Output is correct
89 Correct 14 ms 84820 KB Output is correct
90 Correct 36 ms 84572 KB Output is correct
91 Correct 85 ms 85084 KB Output is correct
92 Correct 18 ms 85072 KB Output is correct
93 Correct 47 ms 85080 KB Output is correct
94 Correct 12 ms 84056 KB Output is correct
95 Correct 13 ms 84112 KB Output is correct
96 Correct 11 ms 84060 KB Output is correct
97 Correct 10 ms 83996 KB Output is correct
98 Correct 9 ms 83804 KB Output is correct
99 Correct 9 ms 83804 KB Output is correct