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Submission #362006

# Submission time Handle Problem Language Result Execution time Memory
362006 2021-02-01T14:26:38 Z Lawliet K blocks (IZhO14_blocks) C++17
100 / 100
 166 ms 41400 KB 
#include <bits/stdc++.h>

using namespace std;
typedef pair<int,int> pii;
typedef long long int lli;

const int MAXK = 110;
const int MAXN = 100010;
const int INF = 1000000010;

int n, k;

int v[MAXN];
int dp[MAXK][MAXN];

vector<int> value;
vector<int> minDp;

void solveTestCase()
{
	scanf("%d %d",&n,&k);

	for(int i = 1 ; i <= n ; i++)
		scanf("%d",&v[i]);

	dp[0][0] = 0;

	for(int i = 1 ; i <= n ; i++)
		dp[0][i] = INF;

	for(int i = 1 ; i <= k ; i++)
	{
		value.clear();
		minDp.clear();

		dp[i][0] = INF;

		for(int j = 1 ; j <= n ; j++)
		{
			int curMn = dp[i - 1][j - 1];

			while( !value.empty() && value.back() <= v[j] )
			{
				curMn = min( curMn , minDp.back() );
				minDp.pop_back(); value.pop_back();
			}

			if( value.empty() || value.back() + minDp.back() > v[j] + curMn )
			{
				value.push_back( v[j] );
				minDp.push_back( curMn );
			}

			dp[i][j] = value.back() + minDp.back();
		}
	}

	printf("%d\n",dp[k][n]);
}

int main()
{
	int t = 1;
	// scanf("%d",&t);

	while( t-- )
		solveTestCase();
}

Compilation message

blocks.cpp: In function 'void solveTestCase()':
blocks.cpp:21:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   21 |  scanf("%d %d",&n,&k);
      |  ~~~~~^~~~~~~~~~~~~~~
blocks.cpp:24:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   24 |   scanf("%d",&v[i]);
      |   ~~~~~^~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 0 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 0 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 0 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 0 ms 364 KB Output is correct
28 Correct 1 ms 364 KB Output is correct
29 Correct 0 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 1 ms 364 KB Output is correct
37 Correct 1 ms 364 KB Output is correct
38 Correct 1 ms 364 KB Output is correct
39 Correct 1 ms 620 KB Output is correct
40 Correct 1 ms 364 KB Output is correct
41 Correct 1 ms 364 KB Output is correct
42 Correct 1 ms 364 KB Output is correct
43 Correct 1 ms 364 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 492 KB Output is correct
46 Correct 1 ms 364 KB Output is correct
47 Correct 1 ms 364 KB Output is correct
48 Correct 1 ms 364 KB Output is correct
49 Correct 1 ms 364 KB Output is correct
50 Correct 1 ms 364 KB Output is correct
51 Correct 1 ms 512 KB Output is correct
52 Correct 1 ms 492 KB Output is correct
53 Correct 1 ms 748 KB Output is correct
54 Correct 1 ms 748 KB Output is correct
55 Correct 1 ms 620 KB Output is correct
56 Correct 1 ms 748 KB Output is correct
57 Correct 1 ms 748 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 0 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 0 ms 364 KB Output is correct
28 Correct 1 ms 364 KB Output is correct
29 Correct 0 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 1 ms 364 KB Output is correct
37 Correct 1 ms 364 KB Output is correct
38 Correct 1 ms 364 KB Output is correct
39 Correct 1 ms 620 KB Output is correct
40 Correct 1 ms 364 KB Output is correct
41 Correct 1 ms 364 KB Output is correct
42 Correct 1 ms 364 KB Output is correct
43 Correct 1 ms 364 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 492 KB Output is correct
46 Correct 1 ms 364 KB Output is correct
47 Correct 1 ms 364 KB Output is correct
48 Correct 1 ms 364 KB Output is correct
49 Correct 1 ms 364 KB Output is correct
50 Correct 1 ms 364 KB Output is correct
51 Correct 1 ms 512 KB Output is correct
52 Correct 1 ms 492 KB Output is correct
53 Correct 1 ms 748 KB Output is correct
54 Correct 1 ms 748 KB Output is correct
55 Correct 1 ms 620 KB Output is correct
56 Correct 1 ms 748 KB Output is correct
57 Correct 1 ms 748 KB Output is correct
58 Correct 5 ms 1516 KB Output is correct
59 Correct 7 ms 1132 KB Output is correct
60 Correct 9 ms 2284 KB Output is correct
61 Correct 45 ms 14592 KB Output is correct
62 Correct 130 ms 40940 KB Output is correct
63 Correct 16 ms 2936 KB Output is correct
64 Correct 64 ms 19436 KB Output is correct
65 Correct 1 ms 492 KB Output is correct
66 Correct 1 ms 620 KB Output is correct
67 Correct 1 ms 620 KB Output is correct
68 Correct 1 ms 620 KB Output is correct
69 Correct 1 ms 364 KB Output is correct
70 Correct 1 ms 492 KB Output is correct
71 Correct 12 ms 4844 KB Output is correct
72 Correct 2 ms 620 KB Output is correct
73 Correct 4 ms 1536 KB Output is correct
74 Correct 6 ms 1132 KB Output is correct
75 Correct 9 ms 2284 KB Output is correct
76 Correct 39 ms 14572 KB Output is correct
77 Correct 99 ms 40940 KB Output is correct
78 Correct 16 ms 2924 KB Output is correct
79 Correct 52 ms 19436 KB Output is correct
80 Correct 13 ms 2156 KB Output is correct
81 Correct 21 ms 5740 KB Output is correct
82 Correct 105 ms 40940 KB Output is correct
83 Correct 1 ms 364 KB Output is correct
84 Correct 1 ms 492 KB Output is correct
85 Correct 15 ms 4972 KB Output is correct
86 Correct 2 ms 620 KB Output is correct
87 Correct 5 ms 1644 KB Output is correct
88 Correct 6 ms 1132 KB Output is correct
89 Correct 10 ms 2412 KB Output is correct
90 Correct 53 ms 14700 KB Output is correct
91 Correct 166 ms 41400 KB Output is correct
92 Correct 20 ms 3432 KB Output is correct
93 Correct 81 ms 19944 KB Output is correct
94 Correct 2 ms 620 KB Output is correct
95 Correct 13 ms 4844 KB Output is correct
96 Correct 1 ms 492 KB Output is correct
97 Correct 1 ms 364 KB Output is correct
98 Correct 1 ms 380 KB Output is correct
99 Correct 1 ms 364 KB Output is correct