Submission #131023

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
131023	2019-07-16T11:26:31 Z	someone_aa	Bali Sculptures (APIO15_sculpture)	C++17	100 / 100	160 ms	508 KB

sculpture

#include <bits/stdc++.h>
#define ll long long 
#define pb push_back
#define mp make_pair
using namespace std;
const int maxn = 2100;
ll n, a, b;
ll arr[maxn];
ll dp[maxn];

bool dp2[110][110];

bool check(ll mask) {
	dp[0] = 0LL;
	for(int i=1;i<=n;i++) {
		ll sum = 0LL;
		dp[i] = INT_MAX;
		for(int lst=i;lst>=1;lst--) {
			sum += arr[lst];
			if((sum & mask) == sum) {
				dp[i] = min(dp[i], dp[lst-1] + 1);
			}
		}
	}

	return dp[n] <= b;
}

bool check100(ll mask) {
	memset(dp2, false, sizeof(dp2));
	dp2[0][0] = true;

	for(int p=1;p<=b;p++) {
		for(int i=1;i<=n;i++) {
			ll sum = 0LL;
			for(int lst=i;lst>=1;lst--) {
				sum += arr[lst];

				if((sum&mask)==sum) dp2[p][i] |= dp2[p-1][lst-1];
			}
		}
	}

	bool check = false;
	for(int i=a;i<=b;i++) {
		check |= dp2[i][n];
	}
	return check;
}

int main() {
	cin>>n>>a>>b;
	for(int i=1;i<=n;i++) {
		cin>>arr[i];
	}

	if(n <= 100) {
		ll mask = 0LL;
		for(ll bit=50LL;bit>=0;bit--) {
			ll temp_mask = mask + ((1LL<<bit) - 1);
			//cout<<temp_mask<<": "<<check(temp_mask)<<"\n";
			if(!check100(temp_mask)) mask += (1LL<<bit);
		}
		cout<<mask<<"\n";
		return 0;
	}

	ll mask = 0LL;
	for(ll bit=50LL;bit>=0;bit--) {
		ll temp_mask = mask + ((1LL<<bit) - 1);
		//cout<<temp_mask<<": "<<check(temp_mask)<<"\n";
		if(!check(temp_mask)) mask += (1LL<<bit);
	}
	cout<<mask<<"\n";
}

Subtask #1
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	12 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	3 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	2 ms	376 KB	Output is correct
36	Correct	3 ms	376 KB	Output is correct

Subtask #2
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	3 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	3 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	1 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	3 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	3 ms	376 KB	Output is correct
24	Correct	2 ms	256 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	3 ms	376 KB	Output is correct
28	Correct	3 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	4 ms	376 KB	Output is correct
31	Correct	3 ms	376 KB	Output is correct
32	Correct	5 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	5 ms	376 KB	Output is correct
35	Correct	5 ms	376 KB	Output is correct
36	Correct	3 ms	376 KB	Output is correct

Subtask #3
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	380 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	3 ms	372 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	4 ms	504 KB	Output is correct
18	Correct	5 ms	376 KB	Output is correct
19	Correct	5 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	5 ms	376 KB	Output is correct
22	Correct	4 ms	376 KB	Output is correct
23	Correct	4 ms	376 KB	Output is correct
24	Correct	5 ms	504 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	10 ms	376 KB	Output is correct
27	Correct	26 ms	376 KB	Output is correct
28	Correct	58 ms	376 KB	Output is correct
29	Correct	55 ms	504 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	27 ms	376 KB	Output is correct
32	Correct	41 ms	376 KB	Output is correct

Subtask #4
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	380 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	380 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	380 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	504 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	3 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	2 ms	376 KB	Output is correct
34	Correct	2 ms	376 KB	Output is correct
35	Correct	0 ms	376 KB	Output is correct
36	Correct	3 ms	376 KB	Output is correct
37	Correct	1 ms	252 KB	Output is correct
38	Correct	3 ms	376 KB	Output is correct
39	Correct	2 ms	380 KB	Output is correct
40	Correct	4 ms	380 KB	Output is correct
41	Correct	5 ms	376 KB	Output is correct
42	Correct	5 ms	376 KB	Output is correct
43	Correct	3 ms	376 KB	Output is correct
44	Correct	5 ms	376 KB	Output is correct
45	Correct	4 ms	376 KB	Output is correct
46	Correct	4 ms	376 KB	Output is correct
47	Correct	5 ms	380 KB	Output is correct
48	Correct	5 ms	376 KB	Output is correct
49	Correct	9 ms	376 KB	Output is correct
50	Correct	26 ms	376 KB	Output is correct
51	Correct	55 ms	476 KB	Output is correct
52	Correct	54 ms	376 KB	Output is correct
53	Correct	3 ms	376 KB	Output is correct
54	Correct	28 ms	504 KB	Output is correct
55	Correct	41 ms	376 KB	Output is correct
56	Correct	5 ms	248 KB	Output is correct
57	Correct	8 ms	376 KB	Output is correct
58	Correct	20 ms	376 KB	Output is correct
59	Correct	41 ms	504 KB	Output is correct
60	Correct	39 ms	424 KB	Output is correct
61	Correct	3 ms	400 KB	Output is correct
62	Correct	43 ms	504 KB	Output is correct
63	Correct	43 ms	376 KB	Output is correct
64	Correct	42 ms	424 KB	Output is correct
65	Correct	4 ms	376 KB	Output is correct
66	Correct	4 ms	376 KB	Output is correct
67	Correct	8 ms	376 KB	Output is correct
68	Correct	21 ms	376 KB	Output is correct
69	Correct	41 ms	376 KB	Output is correct
70	Correct	39 ms	508 KB	Output is correct
71	Correct	3 ms	376 KB	Output is correct
72	Correct	43 ms	376 KB	Output is correct
73	Correct	32 ms	376 KB	Output is correct
74	Correct	29 ms	380 KB	Output is correct

Subtask #5
29.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	252 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	424 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	348 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	5 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	4 ms	376 KB	Output is correct
28	Correct	4 ms	376 KB	Output is correct
29	Correct	4 ms	376 KB	Output is correct
30	Correct	2 ms	376 KB	Output is correct
31	Correct	5 ms	376 KB	Output is correct
32	Correct	4 ms	376 KB	Output is correct
33	Correct	4 ms	504 KB	Output is correct
34	Correct	5 ms	376 KB	Output is correct
35	Correct	4 ms	376 KB	Output is correct
36	Correct	9 ms	380 KB	Output is correct
37	Correct	26 ms	376 KB	Output is correct
38	Correct	55 ms	376 KB	Output is correct
39	Correct	54 ms	376 KB	Output is correct
40	Correct	3 ms	376 KB	Output is correct
41	Correct	27 ms	376 KB	Output is correct
42	Correct	41 ms	376 KB	Output is correct
43	Correct	4 ms	376 KB	Output is correct
44	Correct	8 ms	376 KB	Output is correct
45	Correct	20 ms	376 KB	Output is correct
46	Correct	41 ms	380 KB	Output is correct
47	Correct	39 ms	376 KB	Output is correct
48	Correct	3 ms	376 KB	Output is correct
49	Correct	43 ms	376 KB	Output is correct
50	Correct	43 ms	504 KB	Output is correct
51	Correct	2 ms	256 KB	Output is correct
52	Correct	17 ms	376 KB	Output is correct
53	Correct	25 ms	376 KB	Output is correct
54	Correct	45 ms	376 KB	Output is correct
55	Correct	45 ms	380 KB	Output is correct
56	Correct	158 ms	392 KB	Output is correct
57	Correct	156 ms	376 KB	Output is correct
58	Correct	151 ms	392 KB	Output is correct
59	Correct	151 ms	376 KB	Output is correct
60	Correct	160 ms	376 KB	Output is correct
61	Correct	6 ms	348 KB	Output is correct
62	Correct	25 ms	376 KB	Output is correct
63	Correct	45 ms	376 KB	Output is correct
64	Correct	42 ms	376 KB	Output is correct
65	Correct	78 ms	376 KB	Output is correct
66	Correct	118 ms	504 KB	Output is correct
67	Correct	155 ms	504 KB	Output is correct
68	Correct	159 ms	376 KB	Output is correct
69	Correct	152 ms	404 KB	Output is correct

Submission #131023

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 16.0 / 16.0

Subtask #3 21.0 / 21.0

Subtask #4 25.0 / 25.0

Subtask #5 29.0 / 29.0

Subtask #1
9.0 / 9.0

Subtask #2
16.0 / 16.0

Subtask #3
21.0 / 21.0

Subtask #4
25.0 / 25.0

Subtask #5
29.0 / 29.0