oj.uz

Submission #393386

# Submission time Handle Problem Language Result Execution time Memory
393386 2021-04-23T10:55:24 Z asbsfds K blocks (IZhO14_blocks) C++14
53 / 100
 1000 ms 89448 KB 
#include <bits/stdc++.h>
#define X first
#define Y second

using namespace std;
typedef long long llint;

const int maxn = 2e5+10;
const int maxk = 110;
const int base = 31337;
const int mod = 1e9+7;
const int inf = 0x3f3f3f3f;
const int logo = 20;
const int off = 1 << logo;
const int treesiz = off << 1;

int n, k;
int niz[maxn];
int dp[maxk][maxn];

int main() {
	scanf("%d%d", &n, &k);
	for (int i = 1; i <= n; i++) 
		scanf("%d", niz+i);
	
	memset(dp, inf, sizeof dp);
	dp[0][0] = 0;
	for (int i = 1; i <= k; i++) {
		stack< pair<int, int> > s;
		multiset< int > qs;
		for (int j = 1; j <= n; j++) {
			int mini = dp[i - 1][j - 1];
			while (!s.empty() && s.top().first <= niz[j]) {
				mini = min(mini, s.top().second);
				qs.erase(qs.find(s.top().second + s.top().first));
				s.pop();
			}
			s.push(make_pair(niz[j], mini));
			//printf("inserting: %d %d\n", niz[j], mini);
			qs.insert(mini + niz[j]);
			
			//printf("ave: ");
			//for (auto iter : qs) printf("%d ", iter); printf("\n");
			dp[i][j] = *qs.begin();
		}
	}
	
	printf("%d\n", dp[k][n]);
	return 0;
}

Compilation message

blocks.cpp: In function 'int main()':
blocks.cpp:22:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   22 |  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", niz+i);
      |   ~~~~~^~~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 86348 KB Output is correct
2 Correct 45 ms 86380 KB Output is correct
3 Correct 40 ms 86344 KB Output is correct
4 Correct 39 ms 86308 KB Output is correct
5 Correct 38 ms 86456 KB Output is correct
6 Correct 40 ms 86336 KB Output is correct
7 Correct 38 ms 86336 KB Output is correct
8 Correct 39 ms 86340 KB Output is correct
9 Correct 38 ms 86292 KB Output is correct
10 Correct 39 ms 86304 KB Output is correct
11 Correct 39 ms 86340 KB Output is correct
12 Correct 43 ms 86436 KB Output is correct
13 Correct 42 ms 86312 KB Output is correct
14 Correct 39 ms 86308 KB Output is correct
15 Correct 38 ms 86312 KB Output is correct
16 Correct 39 ms 86288 KB Output is correct
17 Correct 39 ms 86364 KB Output is correct
18 Correct 39 ms 86340 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 86348 KB Output is correct
2 Correct 40 ms 86336 KB Output is correct
3 Correct 39 ms 86392 KB Output is correct
4 Correct 39 ms 86336 KB Output is correct
5 Correct 39 ms 86372 KB Output is correct
6 Correct 39 ms 86312 KB Output is correct
7 Correct 39 ms 86344 KB Output is correct
8 Correct 38 ms 86348 KB Output is correct
9 Correct 38 ms 86376 KB Output is correct
10 Correct 38 ms 86384 KB Output is correct
11 Correct 40 ms 86316 KB Output is correct
12 Correct 39 ms 86344 KB Output is correct
13 Correct 39 ms 86364 KB Output is correct
14 Correct 39 ms 86300 KB Output is correct
15 Correct 39 ms 86308 KB Output is correct
16 Correct 40 ms 86364 KB Output is correct
17 Correct 44 ms 86312 KB Output is correct
18 Correct 44 ms 86304 KB Output is correct
19 Correct 40 ms 86388 KB Output is correct
20 Correct 39 ms 86300 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 86348 KB Output is correct
2 Correct 45 ms 86380 KB Output is correct
3 Correct 40 ms 86344 KB Output is correct
4 Correct 39 ms 86308 KB Output is correct
5 Correct 38 ms 86456 KB Output is correct
6 Correct 40 ms 86336 KB Output is correct
7 Correct 38 ms 86336 KB Output is correct
8 Correct 39 ms 86340 KB Output is correct
9 Correct 38 ms 86292 KB Output is correct
10 Correct 39 ms 86304 KB Output is correct
11 Correct 39 ms 86340 KB Output is correct
12 Correct 43 ms 86436 KB Output is correct
13 Correct 42 ms 86312 KB Output is correct
14 Correct 39 ms 86308 KB Output is correct
15 Correct 38 ms 86312 KB Output is correct
16 Correct 39 ms 86288 KB Output is correct
17 Correct 39 ms 86364 KB Output is correct
18 Correct 39 ms 86340 KB Output is correct
19 Correct 39 ms 86348 KB Output is correct
20 Correct 40 ms 86336 KB Output is correct
21 Correct 39 ms 86392 KB Output is correct
22 Correct 39 ms 86336 KB Output is correct
23 Correct 39 ms 86372 KB Output is correct
24 Correct 39 ms 86312 KB Output is correct
25 Correct 39 ms 86344 KB Output is correct
26 Correct 38 ms 86348 KB Output is correct
27 Correct 38 ms 86376 KB Output is correct
28 Correct 38 ms 86384 KB Output is correct
29 Correct 40 ms 86316 KB Output is correct
30 Correct 39 ms 86344 KB Output is correct
31 Correct 39 ms 86364 KB Output is correct
32 Correct 39 ms 86300 KB Output is correct
33 Correct 39 ms 86308 KB Output is correct
34 Correct 40 ms 86364 KB Output is correct
35 Correct 44 ms 86312 KB Output is correct
36 Correct 44 ms 86304 KB Output is correct
37 Correct 40 ms 86388 KB Output is correct
38 Correct 39 ms 86300 KB Output is correct
39 Correct 38 ms 86360 KB Output is correct
40 Correct 37 ms 86328 KB Output is correct
41 Correct 44 ms 86352 KB Output is correct
42 Correct 45 ms 86372 KB Output is correct
43 Correct 38 ms 86340 KB Output is correct
44 Correct 38 ms 86272 KB Output is correct
45 Correct 40 ms 86388 KB Output is correct
46 Correct 40 ms 86372 KB Output is correct
47 Correct 42 ms 86392 KB Output is correct
48 Correct 39 ms 86344 KB Output is correct
49 Correct 39 ms 86304 KB Output is correct
50 Correct 38 ms 86320 KB Output is correct
51 Correct 39 ms 86380 KB Output is correct
52 Correct 38 ms 86340 KB Output is correct
53 Correct 41 ms 86340 KB Output is correct
54 Correct 40 ms 86432 KB Output is correct
55 Correct 37 ms 86304 KB Output is correct
56 Correct 40 ms 86372 KB Output is correct
57 Correct 41 ms 86328 KB Output is correct

Subtask #4
0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 86348 KB Output is correct
2 Correct 45 ms 86380 KB Output is correct
3 Correct 40 ms 86344 KB Output is correct
4 Correct 39 ms 86308 KB Output is correct
5 Correct 38 ms 86456 KB Output is correct
6 Correct 40 ms 86336 KB Output is correct
7 Correct 38 ms 86336 KB Output is correct
8 Correct 39 ms 86340 KB Output is correct
9 Correct 38 ms 86292 KB Output is correct
10 Correct 39 ms 86304 KB Output is correct
11 Correct 39 ms 86340 KB Output is correct
12 Correct 43 ms 86436 KB Output is correct
13 Correct 42 ms 86312 KB Output is correct
14 Correct 39 ms 86308 KB Output is correct
15 Correct 38 ms 86312 KB Output is correct
16 Correct 39 ms 86288 KB Output is correct
17 Correct 39 ms 86364 KB Output is correct
18 Correct 39 ms 86340 KB Output is correct
19 Correct 39 ms 86348 KB Output is correct
20 Correct 40 ms 86336 KB Output is correct
21 Correct 39 ms 86392 KB Output is correct
22 Correct 39 ms 86336 KB Output is correct
23 Correct 39 ms 86372 KB Output is correct
24 Correct 39 ms 86312 KB Output is correct
25 Correct 39 ms 86344 KB Output is correct
26 Correct 38 ms 86348 KB Output is correct
27 Correct 38 ms 86376 KB Output is correct
28 Correct 38 ms 86384 KB Output is correct
29 Correct 40 ms 86316 KB Output is correct
30 Correct 39 ms 86344 KB Output is correct
31 Correct 39 ms 86364 KB Output is correct
32 Correct 39 ms 86300 KB Output is correct
33 Correct 39 ms 86308 KB Output is correct
34 Correct 40 ms 86364 KB Output is correct
35 Correct 44 ms 86312 KB Output is correct
36 Correct 44 ms 86304 KB Output is correct
37 Correct 40 ms 86388 KB Output is correct
38 Correct 39 ms 86300 KB Output is correct
39 Correct 38 ms 86360 KB Output is correct
40 Correct 37 ms 86328 KB Output is correct
41 Correct 44 ms 86352 KB Output is correct
42 Correct 45 ms 86372 KB Output is correct
43 Correct 38 ms 86340 KB Output is correct
44 Correct 38 ms 86272 KB Output is correct
45 Correct 40 ms 86388 KB Output is correct
46 Correct 40 ms 86372 KB Output is correct
47 Correct 42 ms 86392 KB Output is correct
48 Correct 39 ms 86344 KB Output is correct
49 Correct 39 ms 86304 KB Output is correct
50 Correct 38 ms 86320 KB Output is correct
51 Correct 39 ms 86380 KB Output is correct
52 Correct 38 ms 86340 KB Output is correct
53 Correct 41 ms 86340 KB Output is correct
54 Correct 40 ms 86432 KB Output is correct
55 Correct 37 ms 86304 KB Output is correct
56 Correct 40 ms 86372 KB Output is correct
57 Correct 41 ms 86328 KB Output is correct
58 Correct 49 ms 86412 KB Output is correct
59 Correct 47 ms 86832 KB Output is correct
60 Correct 58 ms 86852 KB Output is correct
61 Correct 198 ms 86964 KB Output is correct
62 Correct 478 ms 87364 KB Output is correct
63 Correct 64 ms 87376 KB Output is correct
64 Correct 247 ms 87476 KB Output is correct
65 Correct 39 ms 86340 KB Output is correct
66 Correct 40 ms 86444 KB Output is correct
67 Correct 39 ms 86280 KB Output is correct
68 Correct 39 ms 86356 KB Output is correct
69 Correct 46 ms 86340 KB Output is correct
70 Correct 46 ms 86344 KB Output is correct
71 Correct 122 ms 86412 KB Output is correct
72 Correct 41 ms 86524 KB Output is correct
73 Correct 62 ms 86604 KB Output is correct
74 Correct 47 ms 86852 KB Output is correct
75 Correct 68 ms 86860 KB Output is correct
76 Correct 336 ms 86812 KB Output is correct
77 Correct 929 ms 87456 KB Output is correct
78 Correct 78 ms 87372 KB Output is correct
79 Correct 441 ms 87452 KB Output is correct
80 Correct 58 ms 87364 KB Output is correct
81 Correct 161 ms 87460 KB Output is correct
82 Correct 931 ms 87460 KB Output is correct
83 Correct 40 ms 86340 KB Output is correct
84 Correct 38 ms 86420 KB Output is correct
85 Correct 143 ms 86692 KB Output is correct
86 Correct 42 ms 86612 KB Output is correct
87 Correct 66 ms 86668 KB Output is correct
88 Correct 49 ms 87716 KB Output is correct
89 Correct 82 ms 87732 KB Output is correct
90 Correct 449 ms 87728 KB Output is correct
91 Execution timed out 1098 ms 89448 KB Time limit exceeded
92 Halted 0 ms 0 KB -