oj.uz

Submission #416038

# Submission time Handle Problem Language Result Execution time Memory
416038 2021-06-01T20:42:24 Z ti20_ntson K blocks (IZhO14_blocks) C++17
100 / 100
 209 ms 42760 KB 
/// Author :Nguyễn Thái Sơn -Ti20 -THPT chuyên Lương Thế Vinh

#include<bits/stdc++.h>
#define TASK "test"
#define ll long long
#define ull unsigned long long
#define fi first
#define se second
#define ti20_ntson int main()
#define all(x) (x).begin(),(x).end()
#define vi vector<int>
#define vii pair<int,int>
#define forup(i,l,r) for (int i=l; i<=r; i++)
#define fordown(i,l,r) for (int i=l; i>=r; i--)
#define getbit(x, i) (((x) >> (i)) & 1)
#define vvi vector< vector <int >>

using namespace std;
const int mod = 1e9+7;
const int oo = 1e8;
const int maxN = 1e5+5;

int n,a[maxN];
int dp[105][maxN],k;

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

void solve()
{
    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=2; i<=k; i++) {
        stack < vii > S;
        for (int j=i; j <= n; j++) {
            int res = dp[i-1][j-1];
            while (!S.empty() && a[S.top().second] <= a[j]) {
                res =  min(res, S.top().first);
                S.pop();
            }
            dp[i][j] = min(dp[i][S.empty() ? 0 : S.top().second], res + a[j]);
//            cout << i << " " << j <<  " " << dp[i][j] << endl;
//            cout << res << endl;
            S.push({res,j});
        }
    }
    cout << dp[k][n];
}

ti20_ntson
{
//    freopen(TASK".INP","r",stdin);
//    freopen(TASK".OUT","w",stdout);
    ios_base::sync_with_stdio(false);cin.tie(0); cout.tie(0);
    int T =1;
//    cin >> T;
    while (T--) {
        nhap();
        solve();
    }
}

/*
input
4 5
2 3 4 5 56
outpt
4455
*/

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 41292 KB Output is correct
2 Correct 19 ms 41296 KB Output is correct
3 Correct 18 ms 41384 KB Output is correct
4 Correct 21 ms 41292 KB Output is correct
5 Correct 20 ms 41292 KB Output is correct
6 Correct 20 ms 41300 KB Output is correct
7 Correct 20 ms 41416 KB Output is correct
8 Correct 21 ms 41388 KB Output is correct
9 Correct 21 ms 41420 KB Output is correct
10 Correct 20 ms 41296 KB Output is correct
11 Correct 18 ms 41404 KB Output is correct
12 Correct 21 ms 41364 KB Output is correct
13 Correct 21 ms 41332 KB Output is correct
14 Correct 23 ms 41400 KB Output is correct
15 Correct 19 ms 41420 KB Output is correct
16 Correct 19 ms 41292 KB Output is correct
17 Correct 19 ms 41396 KB Output is correct
18 Correct 18 ms 41348 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 41292 KB Output is correct
2 Correct 22 ms 41364 KB Output is correct
3 Correct 20 ms 41324 KB Output is correct
4 Correct 23 ms 41292 KB Output is correct
5 Correct 22 ms 41300 KB Output is correct
6 Correct 20 ms 41380 KB Output is correct
7 Correct 25 ms 41420 KB Output is correct
8 Correct 18 ms 41288 KB Output is correct
9 Correct 21 ms 41420 KB Output is correct
10 Correct 21 ms 41320 KB Output is correct
11 Correct 21 ms 41420 KB Output is correct
12 Correct 21 ms 41396 KB Output is correct
13 Correct 22 ms 41436 KB Output is correct
14 Correct 21 ms 41292 KB Output is correct
15 Correct 24 ms 41404 KB Output is correct
16 Correct 21 ms 41420 KB Output is correct
17 Correct 21 ms 41336 KB Output is correct
18 Correct 19 ms 41404 KB Output is correct
19 Correct 21 ms 41292 KB Output is correct
20 Correct 20 ms 41420 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 41292 KB Output is correct
2 Correct 19 ms 41296 KB Output is correct
3 Correct 18 ms 41384 KB Output is correct
4 Correct 21 ms 41292 KB Output is correct
5 Correct 20 ms 41292 KB Output is correct
6 Correct 20 ms 41300 KB Output is correct
7 Correct 20 ms 41416 KB Output is correct
8 Correct 21 ms 41388 KB Output is correct
9 Correct 21 ms 41420 KB Output is correct
10 Correct 20 ms 41296 KB Output is correct
11 Correct 18 ms 41404 KB Output is correct
12 Correct 21 ms 41364 KB Output is correct
13 Correct 21 ms 41332 KB Output is correct
14 Correct 23 ms 41400 KB Output is correct
15 Correct 19 ms 41420 KB Output is correct
16 Correct 19 ms 41292 KB Output is correct
17 Correct 19 ms 41396 KB Output is correct
18 Correct 18 ms 41348 KB Output is correct
19 Correct 18 ms 41292 KB Output is correct
20 Correct 22 ms 41364 KB Output is correct
21 Correct 20 ms 41324 KB Output is correct
22 Correct 23 ms 41292 KB Output is correct
23 Correct 22 ms 41300 KB Output is correct
24 Correct 20 ms 41380 KB Output is correct
25 Correct 25 ms 41420 KB Output is correct
26 Correct 18 ms 41288 KB Output is correct
27 Correct 21 ms 41420 KB Output is correct
28 Correct 21 ms 41320 KB Output is correct
29 Correct 21 ms 41420 KB Output is correct
30 Correct 21 ms 41396 KB Output is correct
31 Correct 22 ms 41436 KB Output is correct
32 Correct 21 ms 41292 KB Output is correct
33 Correct 24 ms 41404 KB Output is correct
34 Correct 21 ms 41420 KB Output is correct
35 Correct 21 ms 41336 KB Output is correct
36 Correct 19 ms 41404 KB Output is correct
37 Correct 21 ms 41292 KB Output is correct
38 Correct 20 ms 41420 KB Output is correct
39 Correct 22 ms 41336 KB Output is correct
40 Correct 22 ms 41292 KB Output is correct
41 Correct 21 ms 41440 KB Output is correct
42 Correct 21 ms 41304 KB Output is correct
43 Correct 23 ms 41312 KB Output is correct
44 Correct 25 ms 41288 KB Output is correct
45 Correct 19 ms 41312 KB Output is correct
46 Correct 20 ms 41412 KB Output is correct
47 Correct 19 ms 41408 KB Output is correct
48 Correct 18 ms 41344 KB Output is correct
49 Correct 21 ms 41296 KB Output is correct
50 Correct 20 ms 41320 KB Output is correct
51 Correct 22 ms 41384 KB Output is correct
52 Correct 21 ms 41284 KB Output is correct
53 Correct 22 ms 41356 KB Output is correct
54 Correct 22 ms 41284 KB Output is correct
55 Correct 19 ms 41376 KB Output is correct
56 Correct 22 ms 41412 KB Output is correct
57 Correct 23 ms 41396 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 41292 KB Output is correct
2 Correct 19 ms 41296 KB Output is correct
3 Correct 18 ms 41384 KB Output is correct
4 Correct 21 ms 41292 KB Output is correct
5 Correct 20 ms 41292 KB Output is correct
6 Correct 20 ms 41300 KB Output is correct
7 Correct 20 ms 41416 KB Output is correct
8 Correct 21 ms 41388 KB Output is correct
9 Correct 21 ms 41420 KB Output is correct
10 Correct 20 ms 41296 KB Output is correct
11 Correct 18 ms 41404 KB Output is correct
12 Correct 21 ms 41364 KB Output is correct
13 Correct 21 ms 41332 KB Output is correct
14 Correct 23 ms 41400 KB Output is correct
15 Correct 19 ms 41420 KB Output is correct
16 Correct 19 ms 41292 KB Output is correct
17 Correct 19 ms 41396 KB Output is correct
18 Correct 18 ms 41348 KB Output is correct
19 Correct 18 ms 41292 KB Output is correct
20 Correct 22 ms 41364 KB Output is correct
21 Correct 20 ms 41324 KB Output is correct
22 Correct 23 ms 41292 KB Output is correct
23 Correct 22 ms 41300 KB Output is correct
24 Correct 20 ms 41380 KB Output is correct
25 Correct 25 ms 41420 KB Output is correct
26 Correct 18 ms 41288 KB Output is correct
27 Correct 21 ms 41420 KB Output is correct
28 Correct 21 ms 41320 KB Output is correct
29 Correct 21 ms 41420 KB Output is correct
30 Correct 21 ms 41396 KB Output is correct
31 Correct 22 ms 41436 KB Output is correct
32 Correct 21 ms 41292 KB Output is correct
33 Correct 24 ms 41404 KB Output is correct
34 Correct 21 ms 41420 KB Output is correct
35 Correct 21 ms 41336 KB Output is correct
36 Correct 19 ms 41404 KB Output is correct
37 Correct 21 ms 41292 KB Output is correct
38 Correct 20 ms 41420 KB Output is correct
39 Correct 22 ms 41336 KB Output is correct
40 Correct 22 ms 41292 KB Output is correct
41 Correct 21 ms 41440 KB Output is correct
42 Correct 21 ms 41304 KB Output is correct
43 Correct 23 ms 41312 KB Output is correct
44 Correct 25 ms 41288 KB Output is correct
45 Correct 19 ms 41312 KB Output is correct
46 Correct 20 ms 41412 KB Output is correct
47 Correct 19 ms 41408 KB Output is correct
48 Correct 18 ms 41344 KB Output is correct
49 Correct 21 ms 41296 KB Output is correct
50 Correct 20 ms 41320 KB Output is correct
51 Correct 22 ms 41384 KB Output is correct
52 Correct 21 ms 41284 KB Output is correct
53 Correct 22 ms 41356 KB Output is correct
54 Correct 22 ms 41284 KB Output is correct
55 Correct 19 ms 41376 KB Output is correct
56 Correct 22 ms 41412 KB Output is correct
57 Correct 23 ms 41396 KB Output is correct
58 Correct 31 ms 41420 KB Output is correct
59 Correct 24 ms 41844 KB Output is correct
60 Correct 34 ms 41872 KB Output is correct
61 Correct 75 ms 41872 KB Output is correct
62 Correct 177 ms 42436 KB Output is correct
63 Correct 35 ms 42436 KB Output is correct
64 Correct 83 ms 42432 KB Output is correct
65 Correct 19 ms 41292 KB Output is correct
66 Correct 22 ms 41292 KB Output is correct
67 Correct 20 ms 41396 KB Output is correct
68 Correct 20 ms 41384 KB Output is correct
69 Correct 20 ms 41420 KB Output is correct
70 Correct 21 ms 41376 KB Output is correct
71 Correct 40 ms 41420 KB Output is correct
72 Correct 24 ms 41476 KB Output is correct
73 Correct 28 ms 41524 KB Output is correct
74 Correct 25 ms 41832 KB Output is correct
75 Correct 31 ms 41768 KB Output is correct
76 Correct 81 ms 41876 KB Output is correct
77 Correct 209 ms 42560 KB Output is correct
78 Correct 40 ms 42364 KB Output is correct
79 Correct 105 ms 42464 KB Output is correct
80 Correct 37 ms 42436 KB Output is correct
81 Correct 46 ms 42468 KB Output is correct
82 Correct 193 ms 42464 KB Output is correct
83 Correct 21 ms 41420 KB Output is correct
84 Correct 24 ms 41428 KB Output is correct
85 Correct 38 ms 41468 KB Output is correct
86 Correct 22 ms 41444 KB Output is correct
87 Correct 26 ms 41448 KB Output is correct
88 Correct 30 ms 41768 KB Output is correct
89 Correct 30 ms 42008 KB Output is correct
90 Correct 73 ms 42004 KB Output is correct
91 Correct 172 ms 42756 KB Output is correct
92 Correct 37 ms 42680 KB Output is correct
93 Correct 96 ms 42760 KB Output is correct
94 Correct 20 ms 41420 KB Output is correct
95 Correct 34 ms 41492 KB Output is correct
96 Correct 24 ms 41420 KB Output is correct
97 Correct 24 ms 41376 KB Output is correct
98 Correct 24 ms 41396 KB Output is correct
99 Correct 28 ms 41292 KB Output is correct