답안 #45870 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
45870	2018-04-16T09:42:36 Z	Extazy	Bali Sculptures (APIO15_sculpture)	C++17	100 / 100	109 ms	1148 KB

sculpture

#include <bits/stdc++.h>
#define endl '\n'

using namespace std;

const int N = 2007;
const int INF = N + 7;

int n,a,b;
long long arr[N];
long long ans;
long long val;
bool used[N][N],state[N][N];
bool used2[N];
int state2[N];

bool recurse(int pos, int groups) {
    if(pos>n) return a<=groups && groups<=b;
    
    if(used[pos][groups]) return state[pos][groups];
    
    used[pos][groups]=true;

    int i;
    long long sum=0;

    for(i=pos;i<=n;i++) {
        sum+=arr[i];
        if((sum&val)==sum) if(recurse(i+1,groups+1)) return state[pos][groups]=true;
    }

    return state[pos][groups]=false;
}

int recurse2(int pos) {
    if(pos>n) return 0;

    if(used2[pos]) return state2[pos];

    long long sum=0;
    int i,ans=INF;

    for(i=pos;i<=n;i++) {
        sum+=arr[i];
        if((sum&val)==sum) ans=min(ans,recurse2(i+1)+1);
    }

    used2[pos]=true;
    return state2[pos]=ans;
}

bool can(long long x) {
    int i,j;

    val=x;

    if(a==1) {
        for(i=1;i<=n;i++) {
            used2[i]=false;
        }
        return recurse2(1)<=b;
    }
    
    for(i=1;i<=n;i++) {
        for(j=0;j<=n;j++) {
            used[i][j]=false;
        }
    }

    return recurse(1,0);
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int i;

    scanf("%d %d %d", &n, &a, &b);
    for(i=1;i<=n;i++) {
        scanf("%lld", &arr[i]);
    }

    ans=(1ll<<41)-1;

    for(i=40;i>=0;i--) {
        if(can(ans^(1ll<<i))) {
            ans^=(1ll<<i);
        }
    }

    printf("%lld\n", ans);
    
    return 0;
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:78:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %d", &n, &a, &b);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:80:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &arr[i]);
         ~~~~~^~~~~~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	428 KB	Output is correct
4	Correct	2 ms	460 KB	Output is correct
5	Correct	2 ms	512 KB	Output is correct
6	Correct	2 ms	648 KB	Output is correct
7	Correct	2 ms	648 KB	Output is correct
8	Correct	2 ms	648 KB	Output is correct
9	Correct	2 ms	648 KB	Output is correct
10	Correct	2 ms	648 KB	Output is correct
11	Correct	2 ms	648 KB	Output is correct
12	Correct	2 ms	648 KB	Output is correct
13	Correct	2 ms	648 KB	Output is correct
14	Correct	2 ms	648 KB	Output is correct
15	Correct	2 ms	648 KB	Output is correct
16	Correct	2 ms	648 KB	Output is correct
17	Correct	2 ms	648 KB	Output is correct
18	Correct	2 ms	648 KB	Output is correct
19	Correct	2 ms	648 KB	Output is correct
20	Correct	2 ms	648 KB	Output is correct
21	Correct	2 ms	648 KB	Output is correct
22	Correct	2 ms	648 KB	Output is correct
23	Correct	2 ms	648 KB	Output is correct
24	Correct	2 ms	648 KB	Output is correct
25	Correct	2 ms	648 KB	Output is correct
26	Correct	2 ms	648 KB	Output is correct
27	Correct	2 ms	648 KB	Output is correct
28	Correct	2 ms	648 KB	Output is correct
29	Correct	2 ms	648 KB	Output is correct
30	Correct	2 ms	648 KB	Output is correct
31	Correct	2 ms	648 KB	Output is correct
32	Correct	2 ms	648 KB	Output is correct
33	Correct	2 ms	648 KB	Output is correct
34	Correct	2 ms	716 KB	Output is correct
35	Correct	2 ms	716 KB	Output is correct
36	Correct	2 ms	716 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	716 KB	Output is correct
2	Correct	2 ms	716 KB	Output is correct
3	Correct	2 ms	716 KB	Output is correct
4	Correct	2 ms	716 KB	Output is correct
5	Correct	2 ms	716 KB	Output is correct
6	Correct	2 ms	716 KB	Output is correct
7	Correct	2 ms	716 KB	Output is correct
8	Correct	2 ms	716 KB	Output is correct
9	Correct	2 ms	716 KB	Output is correct
10	Correct	2 ms	716 KB	Output is correct
11	Correct	2 ms	716 KB	Output is correct
12	Correct	2 ms	716 KB	Output is correct
13	Correct	2 ms	716 KB	Output is correct
14	Correct	2 ms	716 KB	Output is correct
15	Correct	2 ms	716 KB	Output is correct
16	Correct	2 ms	716 KB	Output is correct
17	Correct	2 ms	716 KB	Output is correct
18	Correct	2 ms	716 KB	Output is correct
19	Correct	2 ms	716 KB	Output is correct
20	Correct	2 ms	716 KB	Output is correct
21	Correct	2 ms	716 KB	Output is correct
22	Correct	2 ms	716 KB	Output is correct
23	Correct	2 ms	716 KB	Output is correct
24	Correct	2 ms	764 KB	Output is correct
25	Correct	2 ms	764 KB	Output is correct
26	Correct	2 ms	764 KB	Output is correct
27	Correct	2 ms	764 KB	Output is correct
28	Correct	2 ms	764 KB	Output is correct
29	Correct	2 ms	764 KB	Output is correct
30	Correct	2 ms	764 KB	Output is correct
31	Correct	2 ms	764 KB	Output is correct
32	Correct	3 ms	764 KB	Output is correct
33	Correct	2 ms	764 KB	Output is correct
34	Correct	2 ms	764 KB	Output is correct
35	Correct	2 ms	764 KB	Output is correct
36	Correct	3 ms	764 KB	Output is correct

Subtask #3
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	764 KB	Output is correct
2	Correct	2 ms	764 KB	Output is correct
3	Correct	2 ms	764 KB	Output is correct
4	Correct	2 ms	764 KB	Output is correct
5	Correct	2 ms	764 KB	Output is correct
6	Correct	2 ms	764 KB	Output is correct
7	Correct	2 ms	764 KB	Output is correct
8	Correct	2 ms	764 KB	Output is correct
9	Correct	2 ms	764 KB	Output is correct
10	Correct	2 ms	764 KB	Output is correct
11	Correct	2 ms	764 KB	Output is correct
12	Correct	2 ms	764 KB	Output is correct
13	Correct	2 ms	764 KB	Output is correct
14	Correct	2 ms	764 KB	Output is correct
15	Correct	2 ms	764 KB	Output is correct
16	Correct	2 ms	764 KB	Output is correct
17	Correct	2 ms	764 KB	Output is correct
18	Correct	2 ms	764 KB	Output is correct
19	Correct	2 ms	764 KB	Output is correct
20	Correct	2 ms	764 KB	Output is correct
21	Correct	2 ms	764 KB	Output is correct
22	Correct	2 ms	764 KB	Output is correct
23	Correct	2 ms	764 KB	Output is correct
24	Correct	2 ms	764 KB	Output is correct
25	Correct	3 ms	764 KB	Output is correct
26	Correct	2 ms	764 KB	Output is correct
27	Correct	2 ms	764 KB	Output is correct
28	Correct	3 ms	764 KB	Output is correct
29	Correct	3 ms	764 KB	Output is correct
30	Correct	4 ms	764 KB	Output is correct
31	Correct	2 ms	764 KB	Output is correct
32	Correct	3 ms	764 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	764 KB	Output is correct
2	Correct	2 ms	764 KB	Output is correct
3	Correct	2 ms	764 KB	Output is correct
4	Correct	2 ms	764 KB	Output is correct
5	Correct	2 ms	764 KB	Output is correct
6	Correct	2 ms	764 KB	Output is correct
7	Correct	2 ms	764 KB	Output is correct
8	Correct	2 ms	764 KB	Output is correct
9	Correct	2 ms	764 KB	Output is correct
10	Correct	2 ms	764 KB	Output is correct
11	Correct	2 ms	764 KB	Output is correct
12	Correct	2 ms	764 KB	Output is correct
13	Correct	2 ms	764 KB	Output is correct
14	Correct	2 ms	764 KB	Output is correct
15	Correct	2 ms	764 KB	Output is correct
16	Correct	2 ms	764 KB	Output is correct
17	Correct	2 ms	764 KB	Output is correct
18	Correct	2 ms	764 KB	Output is correct
19	Correct	2 ms	764 KB	Output is correct
20	Correct	3 ms	764 KB	Output is correct
21	Correct	2 ms	764 KB	Output is correct
22	Correct	2 ms	764 KB	Output is correct
23	Correct	2 ms	764 KB	Output is correct
24	Correct	2 ms	764 KB	Output is correct
25	Correct	2 ms	764 KB	Output is correct
26	Correct	2 ms	764 KB	Output is correct
27	Correct	2 ms	764 KB	Output is correct
28	Correct	2 ms	764 KB	Output is correct
29	Correct	2 ms	764 KB	Output is correct
30	Correct	2 ms	764 KB	Output is correct
31	Correct	2 ms	764 KB	Output is correct
32	Correct	2 ms	764 KB	Output is correct
33	Correct	2 ms	764 KB	Output is correct
34	Correct	2 ms	764 KB	Output is correct
35	Correct	2 ms	764 KB	Output is correct
36	Correct	2 ms	764 KB	Output is correct
37	Correct	2 ms	764 KB	Output is correct
38	Correct	2 ms	764 KB	Output is correct
39	Correct	2 ms	764 KB	Output is correct
40	Correct	2 ms	764 KB	Output is correct
41	Correct	2 ms	764 KB	Output is correct
42	Correct	2 ms	764 KB	Output is correct
43	Correct	2 ms	764 KB	Output is correct
44	Correct	2 ms	764 KB	Output is correct
45	Correct	2 ms	764 KB	Output is correct
46	Correct	2 ms	764 KB	Output is correct
47	Correct	2 ms	764 KB	Output is correct
48	Correct	3 ms	764 KB	Output is correct
49	Correct	2 ms	764 KB	Output is correct
50	Correct	3 ms	764 KB	Output is correct
51	Correct	3 ms	764 KB	Output is correct
52	Correct	2 ms	764 KB	Output is correct
53	Correct	2 ms	764 KB	Output is correct
54	Correct	3 ms	764 KB	Output is correct
55	Correct	3 ms	764 KB	Output is correct
56	Correct	2 ms	764 KB	Output is correct
57	Correct	2 ms	764 KB	Output is correct
58	Correct	2 ms	764 KB	Output is correct
59	Correct	2 ms	764 KB	Output is correct
60	Correct	2 ms	764 KB	Output is correct
61	Correct	2 ms	764 KB	Output is correct
62	Correct	2 ms	764 KB	Output is correct
63	Correct	2 ms	764 KB	Output is correct
64	Correct	2 ms	1020 KB	Output is correct
65	Correct	2 ms	1020 KB	Output is correct
66	Correct	4 ms	1020 KB	Output is correct
67	Correct	4 ms	1020 KB	Output is correct
68	Correct	3 ms	1020 KB	Output is correct
69	Correct	2 ms	1056 KB	Output is correct
70	Correct	2 ms	1056 KB	Output is correct
71	Correct	11 ms	1148 KB	Output is correct
72	Correct	3 ms	1148 KB	Output is correct
73	Correct	3 ms	1148 KB	Output is correct
74	Correct	4 ms	1148 KB	Output is correct

Subtask #5
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1148 KB	Output is correct
2	Correct	2 ms	1148 KB	Output is correct
3	Correct	2 ms	1148 KB	Output is correct
4	Correct	2 ms	1148 KB	Output is correct
5	Correct	2 ms	1148 KB	Output is correct
6	Correct	2 ms	1148 KB	Output is correct
7	Correct	2 ms	1148 KB	Output is correct
8	Correct	2 ms	1148 KB	Output is correct
9	Correct	2 ms	1148 KB	Output is correct
10	Correct	2 ms	1148 KB	Output is correct
11	Correct	2 ms	1148 KB	Output is correct
12	Correct	2 ms	1148 KB	Output is correct
13	Correct	2 ms	1148 KB	Output is correct
14	Correct	2 ms	1148 KB	Output is correct
15	Correct	2 ms	1148 KB	Output is correct
16	Correct	2 ms	1148 KB	Output is correct
17	Correct	2 ms	1148 KB	Output is correct
18	Correct	2 ms	1148 KB	Output is correct
19	Correct	2 ms	1148 KB	Output is correct
20	Correct	2 ms	1148 KB	Output is correct
21	Correct	2 ms	1148 KB	Output is correct
22	Correct	2 ms	1148 KB	Output is correct
23	Correct	2 ms	1148 KB	Output is correct
24	Correct	2 ms	1148 KB	Output is correct
25	Correct	2 ms	1148 KB	Output is correct
26	Correct	2 ms	1148 KB	Output is correct
27	Correct	2 ms	1148 KB	Output is correct
28	Correct	2 ms	1148 KB	Output is correct
29	Correct	2 ms	1148 KB	Output is correct
30	Correct	2 ms	1148 KB	Output is correct
31	Correct	3 ms	1148 KB	Output is correct
32	Correct	3 ms	1148 KB	Output is correct
33	Correct	2 ms	1148 KB	Output is correct
34	Correct	2 ms	1148 KB	Output is correct
35	Correct	2 ms	1148 KB	Output is correct
36	Correct	3 ms	1148 KB	Output is correct
37	Correct	2 ms	1148 KB	Output is correct
38	Correct	3 ms	1148 KB	Output is correct
39	Correct	3 ms	1148 KB	Output is correct
40	Correct	3 ms	1148 KB	Output is correct
41	Correct	3 ms	1148 KB	Output is correct
42	Correct	3 ms	1148 KB	Output is correct
43	Correct	3 ms	1148 KB	Output is correct
44	Correct	3 ms	1148 KB	Output is correct
45	Correct	3 ms	1148 KB	Output is correct
46	Correct	3 ms	1148 KB	Output is correct
47	Correct	2 ms	1148 KB	Output is correct
48	Correct	2 ms	1148 KB	Output is correct
49	Correct	2 ms	1148 KB	Output is correct
50	Correct	2 ms	1148 KB	Output is correct
51	Correct	2 ms	1148 KB	Output is correct
52	Correct	11 ms	1148 KB	Output is correct
53	Correct	9 ms	1148 KB	Output is correct
54	Correct	32 ms	1148 KB	Output is correct
55	Correct	23 ms	1148 KB	Output is correct
56	Correct	51 ms	1148 KB	Output is correct
57	Correct	42 ms	1148 KB	Output is correct
58	Correct	54 ms	1148 KB	Output is correct
59	Correct	74 ms	1148 KB	Output is correct
60	Correct	58 ms	1148 KB	Output is correct
61	Correct	2 ms	1148 KB	Output is correct
62	Correct	9 ms	1148 KB	Output is correct
63	Correct	33 ms	1148 KB	Output is correct
64	Correct	14 ms	1148 KB	Output is correct
65	Correct	35 ms	1148 KB	Output is correct
66	Correct	40 ms	1148 KB	Output is correct
67	Correct	45 ms	1148 KB	Output is correct
68	Correct	109 ms	1148 KB	Output is correct
69	Correct	41 ms	1148 KB	Output is correct

답안 #45870

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