oj.uz

Submission #536679

# Submission time Handle Problem Language Result Execution time Memory
536679 2022-03-13T19:30:09 Z blue K blocks (IZhO14_blocks) C++17
100 / 100
 337 ms 5640 KB 
#include <iostream>
#include <vector>
using namespace std;

using ll = long long;
using vll = vector<ll>;
#define sz(x) int(x.size())

const ll INF = 1'000'000'000'000'000LL;

int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);

	int N, K;
	cin >> N >> K;

	vll A(1+N, INF);
	for(int i = 1; i <= N; i++) cin >> A[i];

	ll* DP[1+K];
	DP[0] = new ll[1+N];
	DP[1] = new ll[1+N];
	for(int k = 2; k <= K; k++)
	{
		DP[k] = DP[k-2];
	}

	for(int i = 1; i <= N; i++)
	{
		DP[0][i] = DP[1][i] = +INF;
	}

	DP[0][0] = 0;

	for(int k = 1; k <= K; k++)
	{
		// cerr << "\n\n\n\n\n k = " << k << '\n';
		vector<ll> Aval;
		vector<ll> DPprev;
		vector<int> mxp;
		vector<ll> mndp{INF};

		// DP[k][0] = 0;
		DP[k][0] = INF;

		for(int i = 1; i <= N; i++)
		{
			// cerr << "\n\n\n";
			// cerr << "i = " << i << '\n';
			// cerr << "push value " << k-1 << ' ' << i-1 << " : " << DP[k-1][i-1] << '\n';

			mxp.push_back(i-1);

			// if(mndp.empty())
			// 	mndp.push_back(DP[k-1][max(i-1, k-1)] + A[i]);
			// else
			// 	mndp.push_back(min(mndp.back(), DP[k-1][max(i-1, k-1)] + A[i]));

			Aval.push_back(A[i]);
			DPprev.push_back(DP[k-1][i-1]);
			// mxp
			mndp.push_back(min(mndp.back(), Aval.back() + DPprev.back()));

			// cerr << "push P " << mndp.back() << '\n';

			ll mnright = +INF;

			while(A[mxp.back()] <= A[i])
			{
				mnright = min(mnright, DPprev.back());

				mxp.pop_back();
				mndp.pop_back();
				Aval.pop_back();
				DPprev.pop_back();
			}

			// cerr << "pop B " << mndp.back() << '\n';
			// DPprev.back() = min()

			Aval[sz(Aval)-1] = A[i];
			DPprev[sz(DPprev)-1] = min(DPprev.back(), mnright);
			// DPpre
			mndp.pop_back();
			mndp.push_back(min(mndp.back(), Aval.back() + DPprev.back()));

			// cerr << "push Q " << mndp.back() << '\n';

			DP[k][i] = mndp.back();
			if(i < k) DP[k][i] = INF;

			// cerr << k << ' ' << i << " : " << DP[k][i] << '\n';
		}
	}

	cout << DP[K][N] << '\n';
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 1 ms 212 KB Output is correct
57 Correct 1 ms 212 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 1 ms 212 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 7 ms 468 KB Output is correct
59 Correct 6 ms 1564 KB Output is correct
60 Correct 12 ms 1560 KB Output is correct
61 Correct 88 ms 1672 KB Output is correct
62 Correct 309 ms 3284 KB Output is correct
63 Correct 17 ms 3284 KB Output is correct
64 Correct 130 ms 3352 KB Output is correct
65 Correct 1 ms 212 KB Output is correct
66 Correct 1 ms 212 KB Output is correct
67 Correct 1 ms 212 KB Output is correct
68 Correct 1 ms 212 KB Output is correct
69 Correct 1 ms 340 KB Output is correct
70 Correct 1 ms 324 KB Output is correct
71 Correct 34 ms 592 KB Output is correct
72 Correct 2 ms 596 KB Output is correct
73 Correct 10 ms 608 KB Output is correct
74 Correct 6 ms 1604 KB Output is correct
75 Correct 14 ms 1612 KB Output is correct
76 Correct 111 ms 1656 KB Output is correct
77 Correct 337 ms 3404 KB Output is correct
78 Correct 18 ms 3280 KB Output is correct
79 Correct 153 ms 3348 KB Output is correct
80 Correct 13 ms 3284 KB Output is correct
81 Correct 42 ms 3288 KB Output is correct
82 Correct 317 ms 3356 KB Output is correct
83 Correct 1 ms 324 KB Output is correct
84 Correct 1 ms 340 KB Output is correct
85 Correct 29 ms 816 KB Output is correct
86 Correct 2 ms 800 KB Output is correct
87 Correct 9 ms 800 KB Output is correct
88 Correct 7 ms 2252 KB Output is correct
89 Correct 16 ms 2352 KB Output is correct
90 Correct 114 ms 2436 KB Output is correct
91 Correct 333 ms 5640 KB Output is correct
92 Correct 19 ms 5340 KB Output is correct
93 Correct 156 ms 5492 KB Output is correct
94 Correct 2 ms 596 KB Output is correct
95 Correct 26 ms 596 KB Output is correct
96 Correct 1 ms 340 KB Output is correct
97 Correct 1 ms 340 KB Output is correct
98 Correct 1 ms 320 KB Output is correct
99 Correct 1 ms 320 KB Output is correct