답안 #342738

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
342738	2021-01-02T17:14:47 Z	maskoff	K개의 묶음 (IZhO14_blocks)	C++14	100 / 100	268 ms	42932 KB

blocks

#include <bits/stdc++.h>
 
#define file ""
 
#define all(x) x.begin(), x.end()
 
#define sc second
#define fr first
 
#define pb push_back
#define mp make_pair
 
using namespace std;
 
typedef long long ll;
typedef pair<int, int> pii;
 
const ll inf = 1e18 + 5;
const ll mod = 1e9 + 7;
 
const int N = 1e5 + 5;
 
int dx[] = {+1, 0, -1, 0};
int dy[] = {0, +1, 0, -1};
 
int n, k;
int dp[N][105], a[N];

int main() { 
	ios_base :: sync_with_stdio(false);               
	cin.tie(nullptr);
	srand(time(nullptr));
	cin >> n >> k;
	memset(dp, 0x3f, sizeof(dp));
	int mx = 0;
	for (int i = 1; i <= n; i++) cin >> a[i], mx = max(mx, a[i]), dp[i][1] = mx;
	for (int block = 2; block <= k; block++) {
		stack<pii> s;
	 	for (int i = 1; i <= n; i++) {
	 		int opt = dp[i - 1][block - 1];
	 		while (!s.empty() && s.top().fr < a[i]) {
	 			opt = min(opt, s.top().sc);
	 			s.pop();
	 		}
	 		if (s.empty() || a[i] + opt < s.top().fr + s.top().sc) 
	 			s.push({a[i], opt});

	 		if (i >= block) dp[i][block] = s.top().fr + s.top().sc;
	 	}
	}
	cout << dp[n][k];
  return 0;
}

Subtask #1
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	20 ms	41452 KB	Output is correct
2	Correct	20 ms	41452 KB	Output is correct
3	Correct	19 ms	41452 KB	Output is correct
4	Correct	20 ms	41452 KB	Output is correct
5	Correct	19 ms	41452 KB	Output is correct
6	Correct	20 ms	41452 KB	Output is correct
7	Correct	20 ms	41452 KB	Output is correct
8	Correct	19 ms	41452 KB	Output is correct
9	Correct	20 ms	41388 KB	Output is correct
10	Correct	20 ms	41452 KB	Output is correct
11	Correct	20 ms	41452 KB	Output is correct
12	Correct	20 ms	41452 KB	Output is correct
13	Correct	20 ms	41452 KB	Output is correct
14	Correct	20 ms	41452 KB	Output is correct
15	Correct	20 ms	41452 KB	Output is correct
16	Correct	20 ms	41452 KB	Output is correct
17	Correct	19 ms	41452 KB	Output is correct
18	Correct	20 ms	41452 KB	Output is correct

Subtask #2
18.0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	20 ms	41452 KB	Output is correct
2	Correct	20 ms	41452 KB	Output is correct
3	Correct	21 ms	41580 KB	Output is correct
4	Correct	21 ms	41452 KB	Output is correct
5	Correct	20 ms	41452 KB	Output is correct
6	Correct	19 ms	41452 KB	Output is correct
7	Correct	20 ms	41452 KB	Output is correct
8	Correct	20 ms	41452 KB	Output is correct
9	Correct	21 ms	41580 KB	Output is correct
10	Correct	19 ms	41452 KB	Output is correct
11	Correct	20 ms	41452 KB	Output is correct
12	Correct	20 ms	41452 KB	Output is correct
13	Correct	19 ms	41452 KB	Output is correct
14	Correct	20 ms	41452 KB	Output is correct
15	Correct	20 ms	41452 KB	Output is correct
16	Correct	20 ms	41580 KB	Output is correct
17	Correct	19 ms	41452 KB	Output is correct
18	Correct	20 ms	41452 KB	Output is correct
19	Correct	21 ms	41452 KB	Output is correct
20	Correct	20 ms	41452 KB	Output is correct

Subtask #3
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	20 ms	41452 KB	Output is correct
2	Correct	20 ms	41452 KB	Output is correct
3	Correct	19 ms	41452 KB	Output is correct
4	Correct	20 ms	41452 KB	Output is correct
5	Correct	19 ms	41452 KB	Output is correct
6	Correct	20 ms	41452 KB	Output is correct
7	Correct	20 ms	41452 KB	Output is correct
8	Correct	19 ms	41452 KB	Output is correct
9	Correct	20 ms	41388 KB	Output is correct
10	Correct	20 ms	41452 KB	Output is correct
11	Correct	20 ms	41452 KB	Output is correct
12	Correct	20 ms	41452 KB	Output is correct
13	Correct	20 ms	41452 KB	Output is correct
14	Correct	20 ms	41452 KB	Output is correct
15	Correct	20 ms	41452 KB	Output is correct
16	Correct	20 ms	41452 KB	Output is correct
17	Correct	19 ms	41452 KB	Output is correct
18	Correct	20 ms	41452 KB	Output is correct
19	Correct	20 ms	41452 KB	Output is correct
20	Correct	20 ms	41452 KB	Output is correct
21	Correct	21 ms	41580 KB	Output is correct
22	Correct	21 ms	41452 KB	Output is correct
23	Correct	20 ms	41452 KB	Output is correct
24	Correct	19 ms	41452 KB	Output is correct
25	Correct	20 ms	41452 KB	Output is correct
26	Correct	20 ms	41452 KB	Output is correct
27	Correct	21 ms	41580 KB	Output is correct
28	Correct	19 ms	41452 KB	Output is correct
29	Correct	20 ms	41452 KB	Output is correct
30	Correct	20 ms	41452 KB	Output is correct
31	Correct	19 ms	41452 KB	Output is correct
32	Correct	20 ms	41452 KB	Output is correct
33	Correct	20 ms	41452 KB	Output is correct
34	Correct	20 ms	41580 KB	Output is correct
35	Correct	19 ms	41452 KB	Output is correct
36	Correct	20 ms	41452 KB	Output is correct
37	Correct	21 ms	41452 KB	Output is correct
38	Correct	20 ms	41452 KB	Output is correct
39	Correct	22 ms	41452 KB	Output is correct
40	Correct	22 ms	41452 KB	Output is correct
41	Correct	21 ms	41452 KB	Output is correct
42	Correct	20 ms	41452 KB	Output is correct
43	Correct	20 ms	41452 KB	Output is correct
44	Correct	19 ms	41472 KB	Output is correct
45	Correct	21 ms	41452 KB	Output is correct
46	Correct	20 ms	41452 KB	Output is correct
47	Correct	20 ms	41452 KB	Output is correct
48	Correct	20 ms	41452 KB	Output is correct
49	Correct	20 ms	41452 KB	Output is correct
50	Correct	20 ms	41452 KB	Output is correct
51	Correct	20 ms	41452 KB	Output is correct
52	Correct	19 ms	41472 KB	Output is correct
53	Correct	20 ms	41464 KB	Output is correct
54	Correct	20 ms	41452 KB	Output is correct
55	Correct	20 ms	41452 KB	Output is correct
56	Correct	20 ms	41452 KB	Output is correct
57	Correct	20 ms	41452 KB	Output is correct

Subtask #4
47.0 / 47.0

#	결과	실행 시간	메모리	Grader output
1	Correct	20 ms	41452 KB	Output is correct
2	Correct	20 ms	41452 KB	Output is correct
3	Correct	19 ms	41452 KB	Output is correct
4	Correct	20 ms	41452 KB	Output is correct
5	Correct	19 ms	41452 KB	Output is correct
6	Correct	20 ms	41452 KB	Output is correct
7	Correct	20 ms	41452 KB	Output is correct
8	Correct	19 ms	41452 KB	Output is correct
9	Correct	20 ms	41388 KB	Output is correct
10	Correct	20 ms	41452 KB	Output is correct
11	Correct	20 ms	41452 KB	Output is correct
12	Correct	20 ms	41452 KB	Output is correct
13	Correct	20 ms	41452 KB	Output is correct
14	Correct	20 ms	41452 KB	Output is correct
15	Correct	20 ms	41452 KB	Output is correct
16	Correct	20 ms	41452 KB	Output is correct
17	Correct	19 ms	41452 KB	Output is correct
18	Correct	20 ms	41452 KB	Output is correct
19	Correct	20 ms	41452 KB	Output is correct
20	Correct	20 ms	41452 KB	Output is correct
21	Correct	21 ms	41580 KB	Output is correct
22	Correct	21 ms	41452 KB	Output is correct
23	Correct	20 ms	41452 KB	Output is correct
24	Correct	19 ms	41452 KB	Output is correct
25	Correct	20 ms	41452 KB	Output is correct
26	Correct	20 ms	41452 KB	Output is correct
27	Correct	21 ms	41580 KB	Output is correct
28	Correct	19 ms	41452 KB	Output is correct
29	Correct	20 ms	41452 KB	Output is correct
30	Correct	20 ms	41452 KB	Output is correct
31	Correct	19 ms	41452 KB	Output is correct
32	Correct	20 ms	41452 KB	Output is correct
33	Correct	20 ms	41452 KB	Output is correct
34	Correct	20 ms	41580 KB	Output is correct
35	Correct	19 ms	41452 KB	Output is correct
36	Correct	20 ms	41452 KB	Output is correct
37	Correct	21 ms	41452 KB	Output is correct
38	Correct	20 ms	41452 KB	Output is correct
39	Correct	22 ms	41452 KB	Output is correct
40	Correct	22 ms	41452 KB	Output is correct
41	Correct	21 ms	41452 KB	Output is correct
42	Correct	20 ms	41452 KB	Output is correct
43	Correct	20 ms	41452 KB	Output is correct
44	Correct	19 ms	41472 KB	Output is correct
45	Correct	21 ms	41452 KB	Output is correct
46	Correct	20 ms	41452 KB	Output is correct
47	Correct	20 ms	41452 KB	Output is correct
48	Correct	20 ms	41452 KB	Output is correct
49	Correct	20 ms	41452 KB	Output is correct
50	Correct	20 ms	41452 KB	Output is correct
51	Correct	20 ms	41452 KB	Output is correct
52	Correct	19 ms	41472 KB	Output is correct
53	Correct	20 ms	41464 KB	Output is correct
54	Correct	20 ms	41452 KB	Output is correct
55	Correct	20 ms	41452 KB	Output is correct
56	Correct	20 ms	41452 KB	Output is correct
57	Correct	20 ms	41452 KB	Output is correct
58	Correct	24 ms	41580 KB	Output is correct
59	Correct	26 ms	41964 KB	Output is correct
60	Correct	30 ms	41964 KB	Output is correct
61	Correct	68 ms	41984 KB	Output is correct
62	Correct	210 ms	42476 KB	Output is correct
63	Correct	38 ms	42476 KB	Output is correct
64	Correct	110 ms	42568 KB	Output is correct
65	Correct	20 ms	41452 KB	Output is correct
66	Correct	20 ms	41452 KB	Output is correct
67	Correct	20 ms	41452 KB	Output is correct
68	Correct	20 ms	41452 KB	Output is correct
69	Correct	20 ms	41324 KB	Output is correct
70	Correct	20 ms	41452 KB	Output is correct
71	Correct	32 ms	41580 KB	Output is correct
72	Correct	21 ms	41580 KB	Output is correct
73	Correct	24 ms	41580 KB	Output is correct
74	Correct	26 ms	41964 KB	Output is correct
75	Correct	30 ms	41964 KB	Output is correct
76	Correct	73 ms	41968 KB	Output is correct
77	Correct	232 ms	42560 KB	Output is correct
78	Correct	39 ms	42604 KB	Output is correct
79	Correct	132 ms	42476 KB	Output is correct
80	Correct	35 ms	42476 KB	Output is correct
81	Correct	53 ms	42476 KB	Output is correct
82	Correct	231 ms	42604 KB	Output is correct
83	Correct	20 ms	41580 KB	Output is correct
84	Correct	20 ms	41452 KB	Output is correct
85	Correct	37 ms	41580 KB	Output is correct
86	Correct	22 ms	41580 KB	Output is correct
87	Correct	25 ms	41580 KB	Output is correct
88	Correct	28 ms	41964 KB	Output is correct
89	Correct	31 ms	42092 KB	Output is correct
90	Correct	84 ms	42132 KB	Output is correct
91	Correct	268 ms	42932 KB	Output is correct
92	Correct	39 ms	42860 KB	Output is correct
93	Correct	141 ms	42928 KB	Output is correct
94	Correct	22 ms	41580 KB	Output is correct
95	Correct	32 ms	41580 KB	Output is correct
96	Correct	20 ms	41452 KB	Output is correct
97	Correct	21 ms	41452 KB	Output is correct
98	Correct	20 ms	41452 KB	Output is correct
99	Correct	20 ms	41452 KB	Output is correct

답안 #342738

Compilation message

Subtask #1 14.0 / 14.0

Subtask #2 18.0 / 18.0

Subtask #3 21.0 / 21.0

Subtask #4 47.0 / 47.0

Subtask #1
14.0 / 14.0

Subtask #2
18.0 / 18.0

Subtask #3
21.0 / 21.0

Subtask #4
47.0 / 47.0