Submission #26256

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
26256	2017-06-28T15:22:13 Z	szawinis	Bali Sculptures (APIO15_sculpture)	C++14	50 / 100	99 ms	6140 KB

sculpture

#include <bits/stdc++.h>
using namespace std;
const int N = 2001;
const long long INF = 1e18;

int n, a, b, p[N];
long long ans, sum[N], dp[N];
bool check[N][N];
int main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	cin >> n >> a >> b;
	for(int i = 1; i <= n; i++) cin >> p[i], sum[i] = sum[i-1] + p[i];
	if(a == 1) {
		for(int pw = log2(sum[n]); pw >= 0; pw--) {
			fill(dp+1, dp+n+1, INF);
			for(int i = 1; i <= n; i++) for(int j = 0; j < i; j++) {
				if(!(sum[i] - sum[j] & (ans | 1ll << pw))) dp[i] = min(dp[j] + 1, dp[i]); 
			}
			if(dp[n] <= b) ans |= 1ll << pw;
		}
	} else {
		for(int pw = log2(sum[n]); pw >= 0; pw--) {
			check[0][0] = true;
			for(int k = 1; k <= b; k++) {
				for(int i = 1; i <= n; i++) for(int j = 0; j < i; j++) {
					if(!(sum[i] - sum[j] & (ans | 1ll << pw))) check[i][k] |= check[j][k-1];
				}
			}
			for(int k = a; k <= b; k++) if(check[n][k]) {
				ans |= 1ll << pw;
				break;
			}
		}
	}
	cout << (1ll << int(log2(sum[n])+1)) - 1 - ans;
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:18:17: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
     if(!(sum[i] - sum[j] & (ans | 1ll << pw))) dp[i] = min(dp[j] + 1, dp[i]); 
                 ^
sculpture.cpp:27:18: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
      if(!(sum[i] - sum[j] & (ans | 1ll << pw))) check[i][k] |= check[j][k-1];
                  ^

Subtask #1
0 / 9.0

#	Verdict	Memory	Grader output
1	Correct	6140 KB	Output is correct
2	Correct	6140 KB	Output is correct
3	Correct	6140 KB	Output is correct
4	Correct	6140 KB	Output is correct
5	Correct	6140 KB	Output is correct
6	Correct	6140 KB	Output is correct
7	Correct	6140 KB	Output is correct
8	Correct	6140 KB	Output is correct
9	Correct	6140 KB	Output is correct
10	Correct	6140 KB	Output is correct
11	Correct	6140 KB	Output is correct
12	Correct	6140 KB	Output is correct
13	Correct	6140 KB	Output is correct
14	Incorrect	6140 KB	Output isn't correct
15	Halted	0 KB	-

Subtask #2
0 / 16.0

#	Verdict	Memory	Grader output
1	Correct	6140 KB	Output is correct
2	Correct	6140 KB	Output is correct
3	Correct	6140 KB	Output is correct
4	Correct	6140 KB	Output is correct
5	Correct	6140 KB	Output is correct
6	Correct	6140 KB	Output is correct
7	Correct	6140 KB	Output is correct
8	Correct	6140 KB	Output is correct
9	Correct	6140 KB	Output is correct
10	Correct	6140 KB	Output is correct
11	Correct	6140 KB	Output is correct
12	Correct	6140 KB	Output is correct
13	Correct	6140 KB	Output is correct
14	Incorrect	6140 KB	Output isn't correct
15	Halted	0 KB	-

Subtask #3
21.0 / 21.0

#	Verdict	Memory	Grader output
1	Correct	6140 KB	Output is correct
2	Correct	6140 KB	Output is correct
3	Correct	6140 KB	Output is correct
4	Correct	6140 KB	Output is correct
5	Correct	6140 KB	Output is correct
6	Correct	6140 KB	Output is correct
7	Correct	6140 KB	Output is correct
8	Correct	6140 KB	Output is correct
9	Correct	6140 KB	Output is correct
10	Correct	6140 KB	Output is correct
11	Correct	6140 KB	Output is correct
12	Correct	6140 KB	Output is correct
13	Correct	6140 KB	Output is correct
14	Correct	6140 KB	Output is correct
15	Correct	6140 KB	Output is correct
16	Correct	6140 KB	Output is correct
17	Correct	6140 KB	Output is correct
18	Correct	6140 KB	Output is correct
19	Correct	6140 KB	Output is correct
20	Correct	6140 KB	Output is correct
21	Correct	6140 KB	Output is correct
22	Correct	6140 KB	Output is correct
23	Correct	6140 KB	Output is correct
24	Correct	6140 KB	Output is correct
25	Correct	6140 KB	Output is correct
26	Correct	6140 KB	Output is correct
27	Correct	6140 KB	Output is correct
28	Correct	6140 KB	Output is correct
29	Correct	6140 KB	Output is correct
30	Correct	6140 KB	Output is correct
31	Correct	6140 KB	Output is correct
32	Correct	6140 KB	Output is correct

Subtask #4
0 / 25.0

#	Verdict	Memory	Grader output
1	Correct	6140 KB	Output is correct
2	Correct	6140 KB	Output is correct
3	Correct	6140 KB	Output is correct
4	Correct	6140 KB	Output is correct
5	Correct	6140 KB	Output is correct
6	Correct	6140 KB	Output is correct
7	Correct	6140 KB	Output is correct
8	Correct	6140 KB	Output is correct
9	Correct	6140 KB	Output is correct
10	Correct	6140 KB	Output is correct
11	Correct	6140 KB	Output is correct
12	Correct	6140 KB	Output is correct
13	Correct	6140 KB	Output is correct
14	Incorrect	6140 KB	Output isn't correct
15	Halted	0 KB	-

Subtask #5
29.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	6140 KB	Output is correct
2	Correct	0 ms	6140 KB	Output is correct
3	Correct	0 ms	6140 KB	Output is correct
4	Correct	0 ms	6140 KB	Output is correct
5	Correct	0 ms	6140 KB	Output is correct
6	Correct	0 ms	6140 KB	Output is correct
7	Correct	0 ms	6140 KB	Output is correct
8	Correct	0 ms	6140 KB	Output is correct
9	Correct	0 ms	6140 KB	Output is correct
10	Correct	0 ms	6140 KB	Output is correct
11	Correct	0 ms	6140 KB	Output is correct
12	Correct	0 ms	6140 KB	Output is correct
13	Correct	0 ms	6140 KB	Output is correct
14	Correct	0 ms	6140 KB	Output is correct
15	Correct	0 ms	6140 KB	Output is correct
16	Correct	0 ms	6140 KB	Output is correct
17	Correct	0 ms	6140 KB	Output is correct
18	Correct	0 ms	6140 KB	Output is correct
19	Correct	0 ms	6140 KB	Output is correct
20	Correct	0 ms	6140 KB	Output is correct
21	Correct	0 ms	6140 KB	Output is correct
22	Correct	0 ms	6140 KB	Output is correct
23	Correct	0 ms	6140 KB	Output is correct
24	Correct	0 ms	6140 KB	Output is correct
25	Correct	0 ms	6140 KB	Output is correct
26	Correct	0 ms	6140 KB	Output is correct
27	Correct	0 ms	6140 KB	Output is correct
28	Correct	0 ms	6140 KB	Output is correct
29	Correct	0 ms	6140 KB	Output is correct
30	Correct	0 ms	6140 KB	Output is correct
31	Correct	0 ms	6140 KB	Output is correct
32	Correct	0 ms	6140 KB	Output is correct
33	Correct	0 ms	6140 KB	Output is correct
34	Correct	0 ms	6140 KB	Output is correct
35	Correct	0 ms	6140 KB	Output is correct
36	Correct	0 ms	6140 KB	Output is correct
37	Correct	0 ms	6140 KB	Output is correct
38	Correct	0 ms	6140 KB	Output is correct
39	Correct	0 ms	6140 KB	Output is correct
40	Correct	0 ms	6140 KB	Output is correct
41	Correct	0 ms	6140 KB	Output is correct
42	Correct	0 ms	6140 KB	Output is correct
43	Correct	0 ms	6140 KB	Output is correct
44	Correct	0 ms	6140 KB	Output is correct
45	Correct	0 ms	6140 KB	Output is correct
46	Correct	0 ms	6140 KB	Output is correct
47	Correct	0 ms	6140 KB	Output is correct
48	Correct	0 ms	6140 KB	Output is correct
49	Correct	0 ms	6140 KB	Output is correct
50	Correct	0 ms	6140 KB	Output is correct
51	Correct	0 ms	6140 KB	Output is correct
52	Correct	6 ms	6140 KB	Output is correct
53	Correct	13 ms	6140 KB	Output is correct
54	Correct	23 ms	6140 KB	Output is correct
55	Correct	19 ms	6140 KB	Output is correct
56	Correct	89 ms	6140 KB	Output is correct
57	Correct	89 ms	6140 KB	Output is correct
58	Correct	86 ms	6140 KB	Output is correct
59	Correct	86 ms	6140 KB	Output is correct
60	Correct	93 ms	6140 KB	Output is correct
61	Correct	0 ms	6140 KB	Output is correct
62	Correct	9 ms	6140 KB	Output is correct
63	Correct	26 ms	6140 KB	Output is correct
64	Correct	23 ms	6140 KB	Output is correct
65	Correct	39 ms	6140 KB	Output is correct
66	Correct	69 ms	6140 KB	Output is correct
67	Correct	86 ms	6140 KB	Output is correct
68	Correct	99 ms	6140 KB	Output is correct
69	Correct	86 ms	6140 KB	Output is correct

Submission #26256

Compilation message

Subtask #1 0 / 9.0

Subtask #2 0 / 16.0

Subtask #3 21.0 / 21.0

Subtask #4 0 / 25.0

Subtask #5 29.0 / 29.0

Subtask #1
0 / 9.0

Subtask #2
0 / 16.0

Subtask #3
21.0 / 21.0

Subtask #4
0 / 25.0

Subtask #5
29.0 / 29.0