oj.uz

Submission #767358

# Submission time Handle Problem Language Result Execution time Memory
767358 2023-06-26T16:49:42 Z rainboy K blocks (IZhO14_blocks) C
100 / 100
 110 ms 2544 KB 
#include <stdio.h>
#include <string.h>

#define N	100000
#define INF	0x3f3f3f3f

int min(int a, int b) { return a < b ? a : b; }

int main() {
	static int aa[N], dp[N + 1], dp_[N + 1], dq[N + 1], dr[N + 1], qu[N + 1];
	int n, cnt, k, i, q;

	scanf("%d%d", &n, &k);
	for (i = 0; i < n; i++)
		scanf("%d", &aa[i]);
	memset(dp, 0x3f, (n + 1) * sizeof *dp), dp[0] = 0;
	while (k--) {
		cnt = 0;
		dp_[0] = INF;
		for (i = 0; i < n; i++) {
			q = dp[i];
			while (cnt && aa[qu[cnt - 1]] <= aa[i])
				q = min(q, dq[--cnt]);
			qu[cnt] = i, dq[cnt] = q, dr[cnt] = min(cnt == 0 ? INF : dr[cnt - 1], q + aa[i]), cnt++;
			dp_[i + 1] = dr[cnt - 1];
		}
		memcpy(dp, dp_, (n + 1) * sizeof *dp_);
	}
	printf("%d\n", dp[n]);
	return 0;
}

Compilation message

blocks.c: In function 'main':
blocks.c:13:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |  scanf("%d%d", &n, &k);
      |  ^~~~~~~~~~~~~~~~~~~~~
blocks.c:15:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |   scanf("%d", &aa[i]);
      |   ^~~~~~~~~~~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 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 288 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 288 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 288 KB Output is correct
16 Correct 0 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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 292 KB Output is correct
4 Correct 1 ms 296 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 292 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 296 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 292 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 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 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 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 288 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 288 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 288 KB Output is correct
16 Correct 0 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 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 1 ms 296 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 292 KB Output is correct
25 Correct 1 ms 296 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 296 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 292 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 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 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 292 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 1 ms 288 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 0 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 0 ms 292 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 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 288 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 288 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 288 KB Output is correct
16 Correct 0 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 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 1 ms 296 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 292 KB Output is correct
25 Correct 1 ms 296 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 296 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 292 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 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 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 292 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 1 ms 288 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 0 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 0 ms 292 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 3 ms 468 KB Output is correct
59 Correct 4 ms 1072 KB Output is correct
60 Correct 6 ms 1108 KB Output is correct
61 Correct 29 ms 1044 KB Output is correct
62 Correct 86 ms 2188 KB Output is correct
63 Correct 10 ms 2148 KB Output is correct
64 Correct 43 ms 2076 KB Output is correct
65 Correct 0 ms 216 KB Output is correct
66 Correct 0 ms 220 KB Output is correct
67 Correct 0 ms 212 KB Output is correct
68 Correct 0 ms 216 KB Output is correct
69 Correct 1 ms 212 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 11 ms 468 KB Output is correct
72 Correct 1 ms 468 KB Output is correct
73 Correct 4 ms 496 KB Output is correct
74 Correct 4 ms 1068 KB Output is correct
75 Correct 7 ms 1108 KB Output is correct
76 Correct 37 ms 1108 KB Output is correct
77 Correct 110 ms 2128 KB Output is correct
78 Correct 11 ms 2132 KB Output is correct
79 Correct 53 ms 2132 KB Output is correct
80 Correct 9 ms 2132 KB Output is correct
81 Correct 18 ms 2156 KB Output is correct
82 Correct 110 ms 2136 KB Output is correct
83 Correct 1 ms 212 KB Output is correct
84 Correct 1 ms 216 KB Output is correct
85 Correct 8 ms 468 KB Output is correct
86 Correct 1 ms 504 KB Output is correct
87 Correct 3 ms 536 KB Output is correct
88 Correct 4 ms 1196 KB Output is correct
89 Correct 6 ms 1236 KB Output is correct
90 Correct 31 ms 1320 KB Output is correct
91 Correct 85 ms 2544 KB Output is correct
92 Correct 11 ms 2516 KB Output is correct
93 Correct 46 ms 2436 KB Output is correct
94 Correct 1 ms 468 KB Output is correct
95 Correct 7 ms 468 KB Output is correct
96 Correct 0 ms 212 KB Output is correct
97 Correct 1 ms 300 KB Output is correct
98 Correct 0 ms 212 KB Output is correct
99 Correct 0 ms 296 KB Output is correct