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Submission #430878

# Submission time Handle Problem Language Result Execution time Memory
430878 2021-06-17T07:25:43 Z faresbasbs K blocks (IZhO14_blocks) C++14
100 / 100
 219 ms 41240 KB 
#include <bits/stdc++.h>
using namespace std;
int n,k,arr[100001],dp[101][100001];

int main(){
	cin >> n >> k;
	for(int i = 0 ; i <= k ; i += 1){
		for(int j = 0 ; j <= n ; j += 1){
			dp[i][j] = 1000000000;
		}
	}
	int mx = 0;
	for(int i = 1 ; i <= n ; i += 1){
		cin >> arr[i];
		mx = max(mx,arr[i]);
		dp[1][i] = mx;
	}
	for(int i = 2 ; i <= k ; i += 1){
		stack<int> st1,st2;
		for(int j = 1 ; j <= n ; j += 1){
			int best = dp[i-1][j-1];
			while(st1.size() && st1.top() < arr[j]){
				best = min(best,st2.top());
				st1.pop(),st2.pop();
			}
			if(!st1.size() || best+arr[j] < st1.top()+st2.top()){
				st1.push(arr[j]),st2.push(best);
			}
			if(j >= i){
				dp[i][j] = st1.top()+st2.top();
				// cout << i << " " << j << " " << dp[i][j] << " " << st1.top() << " " << st2.top() << endl;
			}
		}
	}
	cout << dp[k][n] << endl;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 332 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 0 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 0 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 0 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 0 ms 204 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 0 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 0 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 0 ms 332 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 460 KB Output is correct
40 Correct 1 ms 300 KB Output is correct
41 Correct 1 ms 204 KB Output is correct
42 Correct 1 ms 204 KB Output is correct
43 Correct 1 ms 300 KB Output is correct
44 Correct 0 ms 300 KB Output is correct
45 Correct 1 ms 204 KB Output is correct
46 Correct 1 ms 204 KB Output is correct
47 Correct 0 ms 204 KB Output is correct
48 Correct 0 ms 204 KB Output is correct
49 Correct 1 ms 204 KB Output is correct
50 Correct 0 ms 332 KB Output is correct
51 Correct 1 ms 332 KB Output is correct
52 Correct 1 ms 428 KB Output is correct
53 Correct 1 ms 716 KB Output is correct
54 Correct 1 ms 812 KB Output is correct
55 Correct 1 ms 588 KB Output is correct
56 Correct 1 ms 808 KB Output is correct
57 Correct 1 ms 716 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 1 ms 204 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 0 ms 204 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 0 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 0 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 0 ms 332 KB Output is correct
37 Correct 1 ms 332 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 460 KB Output is correct
40 Correct 1 ms 300 KB Output is correct
41 Correct 1 ms 204 KB Output is correct
42 Correct 1 ms 204 KB Output is correct
43 Correct 1 ms 300 KB Output is correct
44 Correct 0 ms 300 KB Output is correct
45 Correct 1 ms 204 KB Output is correct
46 Correct 1 ms 204 KB Output is correct
47 Correct 0 ms 204 KB Output is correct
48 Correct 0 ms 204 KB Output is correct
49 Correct 1 ms 204 KB Output is correct
50 Correct 0 ms 332 KB Output is correct
51 Correct 1 ms 332 KB Output is correct
52 Correct 1 ms 428 KB Output is correct
53 Correct 1 ms 716 KB Output is correct
54 Correct 1 ms 812 KB Output is correct
55 Correct 1 ms 588 KB Output is correct
56 Correct 1 ms 808 KB Output is correct
57 Correct 1 ms 716 KB Output is correct
58 Correct 7 ms 1484 KB Output is correct
59 Correct 16 ms 1020 KB Output is correct
60 Correct 19 ms 2124 KB Output is correct
61 Correct 62 ms 14412 KB Output is correct
62 Correct 164 ms 40952 KB Output is correct
63 Correct 48 ms 2848 KB Output is correct
64 Correct 104 ms 19268 KB Output is correct
65 Correct 1 ms 332 KB Output is correct
66 Correct 1 ms 460 KB Output is correct
67 Correct 1 ms 460 KB Output is correct
68 Correct 1 ms 460 KB Output is correct
69 Correct 1 ms 300 KB Output is correct
70 Correct 1 ms 332 KB Output is correct
71 Correct 18 ms 4804 KB Output is correct
72 Correct 5 ms 460 KB Output is correct
73 Correct 9 ms 1460 KB Output is correct
74 Correct 17 ms 1100 KB Output is correct
75 Correct 20 ms 2168 KB Output is correct
76 Correct 72 ms 14412 KB Output is correct
77 Correct 155 ms 40872 KB Output is correct
78 Correct 42 ms 2792 KB Output is correct
79 Correct 96 ms 19336 KB Output is correct
80 Correct 43 ms 2084 KB Output is correct
81 Correct 45 ms 5596 KB Output is correct
82 Correct 172 ms 40772 KB Output is correct
83 Correct 1 ms 204 KB Output is correct
84 Correct 1 ms 332 KB Output is correct
85 Correct 22 ms 4812 KB Output is correct
86 Correct 4 ms 540 KB Output is correct
87 Correct 10 ms 1540 KB Output is correct
88 Correct 17 ms 1072 KB Output is correct
89 Correct 26 ms 2252 KB Output is correct
90 Correct 89 ms 14644 KB Output is correct
91 Correct 219 ms 41240 KB Output is correct
92 Correct 38 ms 3208 KB Output is correct
93 Correct 118 ms 19724 KB Output is correct
94 Correct 5 ms 460 KB Output is correct
95 Correct 17 ms 4812 KB Output is correct
96 Correct 1 ms 304 KB Output is correct
97 Correct 1 ms 204 KB Output is correct
98 Correct 1 ms 332 KB Output is correct
99 Correct 1 ms 204 KB Output is correct