답안 #45866 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
45866	2018-04-16T09:39:41 Z	Extazy	Bali Sculptures (APIO15_sculpture)	C++17	71 / 100	1000 ms	1112 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=0;
    while(!can(ans)) {
        long long curr=0;
        for(i=0;i<40;i++) {
            if(ans&(1ll<<i)) break;
            curr|=(1ll<<i);
            if(can(ans|curr)) {
                ans|=(1ll<<i);
                break;
            }
        }
    } 

    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	556 KB	Output is correct
5	Correct	2 ms	556 KB	Output is correct
6	Correct	2 ms	560 KB	Output is correct
7	Correct	2 ms	592 KB	Output is correct
8	Correct	2 ms	612 KB	Output is correct
9	Correct	2 ms	612 KB	Output is correct
10	Correct	2 ms	612 KB	Output is correct
11	Correct	2 ms	612 KB	Output is correct
12	Correct	2 ms	612 KB	Output is correct
13	Correct	2 ms	612 KB	Output is correct
14	Correct	2 ms	612 KB	Output is correct
15	Correct	2 ms	612 KB	Output is correct
16	Correct	2 ms	612 KB	Output is correct
17	Correct	2 ms	612 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	2 ms	804 KB	Output is correct
20	Correct	2 ms	804 KB	Output is correct
21	Correct	2 ms	804 KB	Output is correct
22	Correct	2 ms	804 KB	Output is correct
23	Correct	2 ms	804 KB	Output is correct
24	Correct	2 ms	804 KB	Output is correct
25	Correct	2 ms	804 KB	Output is correct
26	Correct	2 ms	804 KB	Output is correct
27	Correct	2 ms	804 KB	Output is correct
28	Correct	2 ms	804 KB	Output is correct
29	Correct	2 ms	804 KB	Output is correct
30	Correct	2 ms	804 KB	Output is correct
31	Correct	2 ms	804 KB	Output is correct
32	Correct	2 ms	804 KB	Output is correct
33	Correct	2 ms	804 KB	Output is correct
34	Correct	2 ms	804 KB	Output is correct
35	Correct	2 ms	804 KB	Output is correct
36	Correct	2 ms	804 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	804 KB	Output is correct
2	Correct	2 ms	804 KB	Output is correct
3	Correct	2 ms	804 KB	Output is correct
4	Correct	2 ms	804 KB	Output is correct
5	Correct	2 ms	804 KB	Output is correct
6	Correct	2 ms	804 KB	Output is correct
7	Correct	2 ms	804 KB	Output is correct
8	Correct	2 ms	804 KB	Output is correct
9	Correct	2 ms	804 KB	Output is correct
10	Correct	2 ms	804 KB	Output is correct
11	Correct	2 ms	804 KB	Output is correct
12	Correct	2 ms	804 KB	Output is correct
13	Correct	2 ms	804 KB	Output is correct
14	Correct	2 ms	804 KB	Output is correct
15	Correct	2 ms	804 KB	Output is correct
16	Correct	2 ms	804 KB	Output is correct
17	Correct	2 ms	804 KB	Output is correct
18	Correct	2 ms	804 KB	Output is correct
19	Correct	2 ms	804 KB	Output is correct
20	Correct	2 ms	804 KB	Output is correct
21	Correct	2 ms	804 KB	Output is correct
22	Correct	2 ms	804 KB	Output is correct
23	Correct	2 ms	804 KB	Output is correct
24	Correct	2 ms	804 KB	Output is correct
25	Correct	2 ms	804 KB	Output is correct
26	Correct	2 ms	804 KB	Output is correct
27	Correct	2 ms	804 KB	Output is correct
28	Correct	2 ms	804 KB	Output is correct
29	Correct	2 ms	804 KB	Output is correct
30	Correct	2 ms	804 KB	Output is correct
31	Correct	2 ms	804 KB	Output is correct
32	Correct	2 ms	804 KB	Output is correct
33	Correct	2 ms	804 KB	Output is correct
34	Correct	2 ms	804 KB	Output is correct
35	Correct	2 ms	804 KB	Output is correct
36	Correct	2 ms	804 KB	Output is correct

Subtask #3
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	804 KB	Output is correct
2	Correct	2 ms	804 KB	Output is correct
3	Correct	2 ms	804 KB	Output is correct
4	Correct	2 ms	804 KB	Output is correct
5	Correct	2 ms	804 KB	Output is correct
6	Correct	2 ms	804 KB	Output is correct
7	Correct	2 ms	804 KB	Output is correct
8	Correct	2 ms	804 KB	Output is correct
9	Correct	2 ms	804 KB	Output is correct
10	Correct	2 ms	804 KB	Output is correct
11	Correct	2 ms	804 KB	Output is correct
12	Correct	2 ms	804 KB	Output is correct
13	Correct	2 ms	804 KB	Output is correct
14	Correct	2 ms	804 KB	Output is correct
15	Correct	2 ms	804 KB	Output is correct
16	Correct	2 ms	804 KB	Output is correct
17	Correct	2 ms	804 KB	Output is correct
18	Correct	2 ms	804 KB	Output is correct
19	Correct	2 ms	804 KB	Output is correct
20	Correct	2 ms	804 KB	Output is correct
21	Correct	2 ms	804 KB	Output is correct
22	Correct	2 ms	804 KB	Output is correct
23	Correct	2 ms	804 KB	Output is correct
24	Correct	2 ms	804 KB	Output is correct
25	Correct	2 ms	804 KB	Output is correct
26	Correct	2 ms	804 KB	Output is correct
27	Correct	2 ms	804 KB	Output is correct
28	Correct	2 ms	804 KB	Output is correct
29	Correct	2 ms	804 KB	Output is correct
30	Correct	2 ms	804 KB	Output is correct
31	Correct	2 ms	804 KB	Output is correct
32	Correct	2 ms	804 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	804 KB	Output is correct
2	Correct	2 ms	804 KB	Output is correct
3	Correct	2 ms	804 KB	Output is correct
4	Correct	2 ms	804 KB	Output is correct
5	Correct	2 ms	804 KB	Output is correct
6	Correct	2 ms	804 KB	Output is correct
7	Correct	2 ms	804 KB	Output is correct
8	Correct	2 ms	804 KB	Output is correct
9	Correct	2 ms	804 KB	Output is correct
10	Correct	2 ms	804 KB	Output is correct
11	Correct	2 ms	804 KB	Output is correct
12	Correct	2 ms	804 KB	Output is correct
13	Correct	2 ms	804 KB	Output is correct
14	Correct	2 ms	804 KB	Output is correct
15	Correct	2 ms	804 KB	Output is correct
16	Correct	2 ms	804 KB	Output is correct
17	Correct	2 ms	804 KB	Output is correct
18	Correct	2 ms	804 KB	Output is correct
19	Correct	2 ms	804 KB	Output is correct
20	Correct	2 ms	804 KB	Output is correct
21	Correct	2 ms	804 KB	Output is correct
22	Correct	2 ms	804 KB	Output is correct
23	Correct	2 ms	804 KB	Output is correct
24	Correct	2 ms	804 KB	Output is correct
25	Correct	2 ms	804 KB	Output is correct
26	Correct	2 ms	804 KB	Output is correct
27	Correct	2 ms	804 KB	Output is correct
28	Correct	2 ms	804 KB	Output is correct
29	Correct	2 ms	804 KB	Output is correct
30	Correct	2 ms	804 KB	Output is correct
31	Correct	2 ms	804 KB	Output is correct
32	Correct	2 ms	804 KB	Output is correct
33	Correct	2 ms	804 KB	Output is correct
34	Correct	2 ms	804 KB	Output is correct
35	Correct	2 ms	804 KB	Output is correct
36	Correct	2 ms	804 KB	Output is correct
37	Correct	2 ms	804 KB	Output is correct
38	Correct	2 ms	804 KB	Output is correct
39	Correct	2 ms	804 KB	Output is correct
40	Correct	2 ms	804 KB	Output is correct
41	Correct	2 ms	804 KB	Output is correct
42	Correct	2 ms	804 KB	Output is correct
43	Correct	2 ms	804 KB	Output is correct
44	Correct	2 ms	804 KB	Output is correct
45	Correct	2 ms	804 KB	Output is correct
46	Correct	2 ms	804 KB	Output is correct
47	Correct	2 ms	804 KB	Output is correct
48	Correct	2 ms	804 KB	Output is correct
49	Correct	2 ms	804 KB	Output is correct
50	Correct	2 ms	804 KB	Output is correct
51	Correct	2 ms	804 KB	Output is correct
52	Correct	2 ms	804 KB	Output is correct
53	Correct	2 ms	804 KB	Output is correct
54	Correct	2 ms	804 KB	Output is correct
55	Correct	2 ms	804 KB	Output is correct
56	Correct	2 ms	804 KB	Output is correct
57	Correct	2 ms	804 KB	Output is correct
58	Correct	2 ms	804 KB	Output is correct
59	Correct	2 ms	804 KB	Output is correct
60	Correct	2 ms	804 KB	Output is correct
61	Correct	2 ms	804 KB	Output is correct
62	Correct	3 ms	804 KB	Output is correct
63	Correct	2 ms	804 KB	Output is correct
64	Correct	2 ms	1020 KB	Output is correct
65	Correct	4 ms	1020 KB	Output is correct
66	Correct	5 ms	1020 KB	Output is correct
67	Correct	7 ms	1020 KB	Output is correct
68	Correct	6 ms	1024 KB	Output is correct
69	Correct	5 ms	1024 KB	Output is correct
70	Correct	4 ms	1024 KB	Output is correct
71	Correct	20 ms	1112 KB	Output is correct
72	Correct	6 ms	1112 KB	Output is correct
73	Correct	6 ms	1112 KB	Output is correct
74	Correct	8 ms	1112 KB	Output is correct

Subtask #5
0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1112 KB	Output is correct
2	Correct	2 ms	1112 KB	Output is correct
3	Correct	2 ms	1112 KB	Output is correct
4	Correct	2 ms	1112 KB	Output is correct
5	Correct	2 ms	1112 KB	Output is correct
6	Correct	2 ms	1112 KB	Output is correct
7	Correct	2 ms	1112 KB	Output is correct
8	Correct	2 ms	1112 KB	Output is correct
9	Correct	2 ms	1112 KB	Output is correct
10	Correct	2 ms	1112 KB	Output is correct
11	Correct	2 ms	1112 KB	Output is correct
12	Correct	2 ms	1112 KB	Output is correct
13	Correct	2 ms	1112 KB	Output is correct
14	Correct	2 ms	1112 KB	Output is correct
15	Correct	2 ms	1112 KB	Output is correct
16	Correct	2 ms	1112 KB	Output is correct
17	Correct	2 ms	1112 KB	Output is correct
18	Correct	2 ms	1112 KB	Output is correct
19	Correct	2 ms	1112 KB	Output is correct
20	Correct	2 ms	1112 KB	Output is correct
21	Correct	2 ms	1112 KB	Output is correct
22	Correct	2 ms	1112 KB	Output is correct
23	Correct	2 ms	1112 KB	Output is correct
24	Correct	2 ms	1112 KB	Output is correct
25	Correct	2 ms	1112 KB	Output is correct
26	Correct	2 ms	1112 KB	Output is correct
27	Correct	2 ms	1112 KB	Output is correct
28	Correct	2 ms	1112 KB	Output is correct
29	Correct	2 ms	1112 KB	Output is correct
30	Correct	2 ms	1112 KB	Output is correct
31	Correct	2 ms	1112 KB	Output is correct
32	Correct	2 ms	1112 KB	Output is correct
33	Correct	2 ms	1112 KB	Output is correct
34	Correct	2 ms	1112 KB	Output is correct
35	Correct	2 ms	1112 KB	Output is correct
36	Correct	2 ms	1112 KB	Output is correct
37	Correct	2 ms	1112 KB	Output is correct
38	Correct	2 ms	1112 KB	Output is correct
39	Correct	2 ms	1112 KB	Output is correct
40	Correct	2 ms	1112 KB	Output is correct
41	Correct	2 ms	1112 KB	Output is correct
42	Correct	2 ms	1112 KB	Output is correct
43	Correct	2 ms	1112 KB	Output is correct
44	Correct	3 ms	1112 KB	Output is correct
45	Correct	3 ms	1112 KB	Output is correct
46	Correct	2 ms	1112 KB	Output is correct
47	Correct	2 ms	1112 KB	Output is correct
48	Correct	2 ms	1112 KB	Output is correct
49	Correct	3 ms	1112 KB	Output is correct
50	Correct	3 ms	1112 KB	Output is correct
51	Correct	2 ms	1112 KB	Output is correct
52	Correct	13 ms	1112 KB	Output is correct
53	Correct	14 ms	1112 KB	Output is correct
54	Correct	70 ms	1112 KB	Output is correct
55	Correct	40 ms	1112 KB	Output is correct
56	Correct	86 ms	1112 KB	Output is correct
57	Correct	70 ms	1112 KB	Output is correct
58	Correct	55 ms	1112 KB	Output is correct
59	Correct	33 ms	1112 KB	Output is correct
60	Execution timed out	1081 ms	1112 KB	Time limit exceeded
61	Halted	0 ms	0 KB	-

답안 #45866

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 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
0 / 29.0