답안 #78028 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
78028	2018-10-02T00:15:34 Z	xiaowuc1	Bali Sculptures (APIO15_sculpture)	C++14	71 / 100	1000 ms	1672 KB

sculpture

#include <bits/stdc++.h>

/*
unsigned seed1 = std::chrono::system_clock::now().time_since_epoch().count();
mt19937 g1.seed(seed1);

ios_base::sync_with_stdio(false);
cin.tie(NULL);
*/
using namespace std;

const double PI = 2 * acos(0);

typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef pair<int, ll> pill;
typedef pair<ll, ll> pll;
typedef long double ld;
typedef vector<vector<ll>> matrix;

ll pref[2001];

int n, lhs, rhs;
bool valid[2001];
bool nextValid[2001];

bool can(ll mask) {
  memset(valid, 0, sizeof(valid));
  valid[0] = true;
  for(int x = 1; x <= rhs; x++) {
    memset(nextValid, 0, sizeof(nextValid));
    for(int a = 0; a <= n; a++) {
      if(!valid[a]) continue;
      for(int b = a+1; b <= n; b++) {
        ll vv = pref[b] - pref[a];
        nextValid[b] |= (vv&mask)==vv;
      }
    }
    if(x >= lhs && nextValid[n]) return true;
    memcpy(valid, nextValid, sizeof(valid));
  }
  return false;
}

int main() {
  scanf("%d%d%d", &n, &lhs, &rhs);
  for(int i = 0; i < n; i++) {
    scanf("%lld", &pref[i+1]);
    pref[i+1] += pref[i];
  }
  ll ret = 1LL << 60;
  ret--;
  for(int i = 59; i >= 0; i--) {
    ll ans = ret ^ (1LL << (i));
    if(can(ans)) {
      ret = ans;
    }
  }
  printf("%lld\n", ret);
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:47:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d", &n, &lhs, &rhs);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:49:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &pref[i+1]);
     ~~~~~^~~~~~~~~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	372 KB	Output is correct
3	Correct	2 ms	408 KB	Output is correct
4	Correct	2 ms	464 KB	Output is correct
5	Correct	2 ms	608 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	708 KB	Output is correct
9	Correct	2 ms	708 KB	Output is correct
10	Correct	2 ms	708 KB	Output is correct
11	Correct	2 ms	708 KB	Output is correct
12	Correct	3 ms	708 KB	Output is correct
13	Correct	3 ms	708 KB	Output is correct
14	Correct	2 ms	708 KB	Output is correct
15	Correct	3 ms	708 KB	Output is correct
16	Correct	3 ms	708 KB	Output is correct
17	Correct	2 ms	708 KB	Output is correct
18	Correct	7 ms	708 KB	Output is correct
19	Correct	2 ms	708 KB	Output is correct
20	Correct	2 ms	708 KB	Output is correct
21	Correct	2 ms	708 KB	Output is correct
22	Correct	2 ms	708 KB	Output is correct
23	Correct	2 ms	708 KB	Output is correct
24	Correct	2 ms	708 KB	Output is correct
25	Correct	2 ms	708 KB	Output is correct
26	Correct	3 ms	708 KB	Output is correct
27	Correct	2 ms	708 KB	Output is correct
28	Correct	2 ms	708 KB	Output is correct
29	Correct	2 ms	712 KB	Output is correct
30	Correct	2 ms	720 KB	Output is correct
31	Correct	2 ms	720 KB	Output is correct
32	Correct	2 ms	728 KB	Output is correct
33	Correct	2 ms	732 KB	Output is correct
34	Correct	2 ms	732 KB	Output is correct
35	Correct	2 ms	740 KB	Output is correct
36	Correct	2 ms	740 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	740 KB	Output is correct
2	Correct	2 ms	740 KB	Output is correct
3	Correct	2 ms	748 KB	Output is correct
4	Correct	2 ms	748 KB	Output is correct
5	Correct	2 ms	756 KB	Output is correct
6	Correct	2 ms	756 KB	Output is correct
7	Correct	2 ms	756 KB	Output is correct
8	Correct	2 ms	756 KB	Output is correct
9	Correct	2 ms	772 KB	Output is correct
10	Correct	2 ms	776 KB	Output is correct
11	Correct	2 ms	776 KB	Output is correct
12	Correct	2 ms	776 KB	Output is correct
13	Correct	2 ms	776 KB	Output is correct
14	Correct	2 ms	792 KB	Output is correct
15	Correct	2 ms	796 KB	Output is correct
16	Correct	2 ms	796 KB	Output is correct
17	Correct	2 ms	800 KB	Output is correct
18	Correct	2 ms	940 KB	Output is correct
19	Correct	2 ms	940 KB	Output is correct
20	Correct	2 ms	940 KB	Output is correct
21	Correct	2 ms	940 KB	Output is correct
22	Correct	2 ms	940 KB	Output is correct
23	Correct	2 ms	940 KB	Output is correct
24	Correct	4 ms	940 KB	Output is correct
25	Correct	2 ms	940 KB	Output is correct
26	Correct	2 ms	980 KB	Output is correct
27	Correct	2 ms	980 KB	Output is correct
28	Correct	2 ms	980 KB	Output is correct
29	Correct	2 ms	980 KB	Output is correct
30	Correct	3 ms	980 KB	Output is correct
31	Correct	2 ms	980 KB	Output is correct
32	Correct	2 ms	980 KB	Output is correct
33	Correct	2 ms	980 KB	Output is correct
34	Correct	2 ms	980 KB	Output is correct
35	Correct	2 ms	980 KB	Output is correct
36	Correct	2 ms	980 KB	Output is correct

Subtask #3
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	980 KB	Output is correct
2	Correct	2 ms	980 KB	Output is correct
3	Correct	2 ms	980 KB	Output is correct
4	Correct	2 ms	980 KB	Output is correct
5	Correct	2 ms	980 KB	Output is correct
6	Correct	2 ms	1048 KB	Output is correct
7	Correct	2 ms	1048 KB	Output is correct
8	Correct	2 ms	1048 KB	Output is correct
9	Correct	2 ms	1048 KB	Output is correct
10	Correct	2 ms	1048 KB	Output is correct
11	Correct	2 ms	1048 KB	Output is correct
12	Correct	2 ms	1048 KB	Output is correct
13	Correct	3 ms	1048 KB	Output is correct
14	Correct	2 ms	1048 KB	Output is correct
15	Correct	2 ms	1048 KB	Output is correct
16	Correct	2 ms	1092 KB	Output is correct
17	Correct	2 ms	1092 KB	Output is correct
18	Correct	2 ms	1092 KB	Output is correct
19	Correct	2 ms	1092 KB	Output is correct
20	Correct	2 ms	1092 KB	Output is correct
21	Correct	2 ms	1092 KB	Output is correct
22	Correct	2 ms	1092 KB	Output is correct
23	Correct	2 ms	1092 KB	Output is correct
24	Correct	2 ms	1092 KB	Output is correct
25	Correct	2 ms	1092 KB	Output is correct
26	Correct	2 ms	1092 KB	Output is correct
27	Correct	2 ms	1092 KB	Output is correct
28	Correct	3 ms	1092 KB	Output is correct
29	Correct	2 ms	1092 KB	Output is correct
30	Correct	2 ms	1092 KB	Output is correct
31	Correct	2 ms	1092 KB	Output is correct
32	Correct	3 ms	1092 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1092 KB	Output is correct
2	Correct	2 ms	1092 KB	Output is correct
3	Correct	2 ms	1092 KB	Output is correct
4	Correct	2 ms	1092 KB	Output is correct
5	Correct	3 ms	1092 KB	Output is correct
6	Correct	2 ms	1092 KB	Output is correct
7	Correct	2 ms	1092 KB	Output is correct
8	Correct	2 ms	1092 KB	Output is correct
9	Correct	2 ms	1092 KB	Output is correct
10	Correct	2 ms	1092 KB	Output is correct
11	Correct	2 ms	1092 KB	Output is correct
12	Correct	2 ms	1092 KB	Output is correct
13	Correct	2 ms	1200 KB	Output is correct
14	Correct	2 ms	1204 KB	Output is correct
15	Correct	2 ms	1204 KB	Output is correct
16	Correct	2 ms	1204 KB	Output is correct
17	Correct	2 ms	1204 KB	Output is correct
18	Correct	2 ms	1204 KB	Output is correct
19	Correct	2 ms	1204 KB	Output is correct
20	Correct	2 ms	1204 KB	Output is correct
21	Correct	2 ms	1204 KB	Output is correct
22	Correct	2 ms	1204 KB	Output is correct
23	Correct	2 ms	1204 KB	Output is correct
24	Correct	2 ms	1204 KB	Output is correct
25	Correct	2 ms	1204 KB	Output is correct
26	Correct	4 ms	1204 KB	Output is correct
27	Correct	2 ms	1204 KB	Output is correct
28	Correct	2 ms	1204 KB	Output is correct
29	Correct	2 ms	1204 KB	Output is correct
30	Correct	2 ms	1204 KB	Output is correct
31	Correct	2 ms	1236 KB	Output is correct
32	Correct	2 ms	1236 KB	Output is correct
33	Correct	2 ms	1236 KB	Output is correct
34	Correct	2 ms	1236 KB	Output is correct
35	Correct	2 ms	1236 KB	Output is correct
36	Correct	2 ms	1236 KB	Output is correct
37	Correct	2 ms	1236 KB	Output is correct
38	Correct	2 ms	1300 KB	Output is correct
39	Correct	2 ms	1300 KB	Output is correct
40	Correct	2 ms	1300 KB	Output is correct
41	Correct	2 ms	1300 KB	Output is correct
42	Correct	2 ms	1300 KB	Output is correct
43	Correct	2 ms	1300 KB	Output is correct
44	Correct	2 ms	1300 KB	Output is correct
45	Correct	2 ms	1300 KB	Output is correct
46	Correct	2 ms	1300 KB	Output is correct
47	Correct	2 ms	1300 KB	Output is correct
48	Correct	3 ms	1300 KB	Output is correct
49	Correct	2 ms	1300 KB	Output is correct
50	Correct	2 ms	1300 KB	Output is correct
51	Correct	3 ms	1300 KB	Output is correct
52	Correct	2 ms	1300 KB	Output is correct
53	Correct	2 ms	1300 KB	Output is correct
54	Correct	3 ms	1300 KB	Output is correct
55	Correct	2 ms	1300 KB	Output is correct
56	Correct	2 ms	1376 KB	Output is correct
57	Correct	3 ms	1376 KB	Output is correct
58	Correct	2 ms	1376 KB	Output is correct
59	Correct	3 ms	1376 KB	Output is correct
60	Correct	3 ms	1376 KB	Output is correct
61	Correct	2 ms	1376 KB	Output is correct
62	Correct	3 ms	1376 KB	Output is correct
63	Correct	4 ms	1376 KB	Output is correct
64	Correct	12 ms	1376 KB	Output is correct
65	Correct	3 ms	1376 KB	Output is correct
66	Correct	3 ms	1376 KB	Output is correct
67	Correct	3 ms	1376 KB	Output is correct
68	Correct	5 ms	1376 KB	Output is correct
69	Correct	20 ms	1376 KB	Output is correct
70	Correct	10 ms	1376 KB	Output is correct
71	Correct	3 ms	1376 KB	Output is correct
72	Correct	3 ms	1376 KB	Output is correct
73	Correct	10 ms	1376 KB	Output is correct
74	Correct	8 ms	1376 KB	Output is correct

Subtask #5
0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1376 KB	Output is correct
2	Correct	2 ms	1376 KB	Output is correct
3	Correct	2 ms	1376 KB	Output is correct
4	Correct	2 ms	1376 KB	Output is correct
5	Correct	2 ms	1376 KB	Output is correct
6	Correct	2 ms	1376 KB	Output is correct
7	Correct	3 ms	1376 KB	Output is correct
8	Correct	2 ms	1376 KB	Output is correct
9	Correct	2 ms	1376 KB	Output is correct
10	Correct	2 ms	1376 KB	Output is correct
11	Correct	2 ms	1376 KB	Output is correct
12	Correct	2 ms	1376 KB	Output is correct
13	Correct	2 ms	1492 KB	Output is correct
14	Correct	2 ms	1492 KB	Output is correct
15	Correct	2 ms	1492 KB	Output is correct
16	Correct	3 ms	1492 KB	Output is correct
17	Correct	2 ms	1492 KB	Output is correct
18	Correct	2 ms	1492 KB	Output is correct
19	Correct	2 ms	1492 KB	Output is correct
20	Correct	2 ms	1492 KB	Output is correct
21	Correct	2 ms	1492 KB	Output is correct
22	Correct	2 ms	1492 KB	Output is correct
23	Correct	2 ms	1492 KB	Output is correct
24	Correct	2 ms	1492 KB	Output is correct
25	Correct	2 ms	1492 KB	Output is correct
26	Correct	2 ms	1492 KB	Output is correct
27	Correct	2 ms	1492 KB	Output is correct
28	Correct	2 ms	1492 KB	Output is correct
29	Correct	2 ms	1492 KB	Output is correct
30	Correct	2 ms	1492 KB	Output is correct
31	Correct	2 ms	1492 KB	Output is correct
32	Correct	2 ms	1492 KB	Output is correct
33	Correct	2 ms	1492 KB	Output is correct
34	Correct	2 ms	1492 KB	Output is correct
35	Correct	2 ms	1492 KB	Output is correct
36	Correct	2 ms	1492 KB	Output is correct
37	Correct	2 ms	1492 KB	Output is correct
38	Correct	2 ms	1492 KB	Output is correct
39	Correct	2 ms	1492 KB	Output is correct
40	Correct	2 ms	1492 KB	Output is correct
41	Correct	2 ms	1492 KB	Output is correct
42	Correct	2 ms	1492 KB	Output is correct
43	Correct	2 ms	1492 KB	Output is correct
44	Correct	3 ms	1492 KB	Output is correct
45	Correct	3 ms	1492 KB	Output is correct
46	Correct	3 ms	1492 KB	Output is correct
47	Correct	3 ms	1492 KB	Output is correct
48	Correct	2 ms	1492 KB	Output is correct
49	Correct	3 ms	1500 KB	Output is correct
50	Correct	3 ms	1504 KB	Output is correct
51	Correct	3 ms	1508 KB	Output is correct
52	Correct	131 ms	1508 KB	Output is correct
53	Correct	116 ms	1512 KB	Output is correct
54	Correct	230 ms	1520 KB	Output is correct
55	Correct	269 ms	1520 KB	Output is correct
56	Execution timed out	1076 ms	1672 KB	Time limit exceeded
57	Halted	0 ms	0 KB	-

답안 #78028

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