답안 #31086 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
31086	2017-08-07T16:55:47 Z	WhipppedCream	Bali Sculptures (APIO15_sculpture)	C++14	100 / 100	126 ms	2084 KB

sculpture

#include <bits/stdc++.h>
using namespace std;
#define X first
#define Y second
#define pb push_back
#define mp make_pair
typedef pair<int, int> ii;
typedef vector<int> vi;
typedef vector< ii > vii;
typedef long long LL;
LL qs[2005];
LL ask(int a, int b)
{
	return qs[b]-qs[a-1];
}
int dp[2005];
int n, a, b;
int dp2[105][105];
int f(int u, LL targ)
{
	if(u == n+1) return 0;
	if(dp[u] != -1) return dp[u];
	dp[u] = 1e9;
	for(int i = u; i<= n; i++)
	{
		LL w = ask(u, i);
		if((targ|w)> targ) continue;
		dp[u] = min(dp[u], 1+f(i+1, targ));
	}
	return dp[u];
}
bool works(LL trie)
{
	memset(dp, -1, sizeof dp);
	int ans = f(1, trie);
	if(ans<= b) return 1;
	return 0;
}
int g(int u, int rem, LL targ)
{
	if(u == n+1 && rem == 0) return 1;
	if(u == n+1 || rem == 0) return 0;
	if(dp2[u][rem] != -1) return dp2[u][rem];
	dp2[u][rem] = 0;
	for(int i = u; i<= n; i++)
	{
		LL w = ask(u, i);
		if((targ|w)> targ) continue;
		dp2[u][rem] |= g(i+1, rem-1, targ);
	}
	return dp2[u][rem];
}
bool works2(LL trie)
{
	memset(dp2, -1, sizeof dp2);
	for(int i = a; i<= b; i++) if(g(1, i, trie)) return 1;
	return 0;
}
int main()
{
	scanf("%d %d %d", &n, &a, &b);
	for(int i = 1; i<= n; i++)
	{
		scanf("%lld", qs+i);
		qs[i] += qs[i-1];
}
	LL cur = (1LL<<41)-1;
	for(int i = 40; i>= 0; i--)
	{
		LL want = cur-(1LL<<i);
		if(a == 1)
		{
			if(works(want)) cur = want;
		}
		else
		{
			if(works2(want)) cur = want;
		}
	}
	printf("%lld\n", cur);
	return 0;
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:61:31: 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:64:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld", qs+i);
                      ^

Subtask #1
9.0 / 9.0

#	결과	메모리	Grader output
1	Correct	2084 KB	Output is correct
2	Correct	2084 KB	Output is correct
3	Correct	2084 KB	Output is correct
4	Correct	2084 KB	Output is correct
5	Correct	2084 KB	Output is correct
6	Correct	2084 KB	Output is correct
7	Correct	2084 KB	Output is correct
8	Correct	2084 KB	Output is correct
9	Correct	2084 KB	Output is correct
10	Correct	2084 KB	Output is correct
11	Correct	2084 KB	Output is correct
12	Correct	2084 KB	Output is correct
13	Correct	2084 KB	Output is correct
14	Correct	2084 KB	Output is correct
15	Correct	2084 KB	Output is correct
16	Correct	2084 KB	Output is correct
17	Correct	2084 KB	Output is correct
18	Correct	2084 KB	Output is correct
19	Correct	2084 KB	Output is correct
20	Correct	2084 KB	Output is correct
21	Correct	2084 KB	Output is correct
22	Correct	2084 KB	Output is correct
23	Correct	2084 KB	Output is correct
24	Correct	2084 KB	Output is correct
25	Correct	2084 KB	Output is correct
26	Correct	2084 KB	Output is correct
27	Correct	2084 KB	Output is correct
28	Correct	2084 KB	Output is correct
29	Correct	2084 KB	Output is correct
30	Correct	2084 KB	Output is correct
31	Correct	2084 KB	Output is correct
32	Correct	2084 KB	Output is correct
33	Correct	2084 KB	Output is correct
34	Correct	2084 KB	Output is correct
35	Correct	2084 KB	Output is correct
36	Correct	2084 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	메모리	Grader output
1	Correct	2084 KB	Output is correct
2	Correct	2084 KB	Output is correct
3	Correct	2084 KB	Output is correct
4	Correct	2084 KB	Output is correct
5	Correct	2084 KB	Output is correct
6	Correct	2084 KB	Output is correct
7	Correct	2084 KB	Output is correct
8	Correct	2084 KB	Output is correct
9	Correct	2084 KB	Output is correct
10	Correct	2084 KB	Output is correct
11	Correct	2084 KB	Output is correct
12	Correct	2084 KB	Output is correct
13	Correct	2084 KB	Output is correct
14	Correct	2084 KB	Output is correct
15	Correct	2084 KB	Output is correct
16	Correct	2084 KB	Output is correct
17	Correct	2084 KB	Output is correct
18	Correct	2084 KB	Output is correct
19	Correct	2084 KB	Output is correct
20	Correct	2084 KB	Output is correct
21	Correct	2084 KB	Output is correct
22	Correct	2084 KB	Output is correct
23	Correct	2084 KB	Output is correct
24	Correct	2084 KB	Output is correct
25	Correct	2084 KB	Output is correct
26	Correct	2084 KB	Output is correct
27	Correct	2084 KB	Output is correct
28	Correct	2084 KB	Output is correct
29	Correct	2084 KB	Output is correct
30	Correct	2084 KB	Output is correct
31	Correct	2084 KB	Output is correct
32	Correct	2084 KB	Output is correct
33	Correct	2084 KB	Output is correct
34	Correct	2084 KB	Output is correct
35	Correct	2084 KB	Output is correct
36	Correct	2084 KB	Output is correct

Subtask #3
21.0 / 21.0

#	결과	메모리	Grader output
1	Correct	2084 KB	Output is correct
2	Correct	2084 KB	Output is correct
3	Correct	2084 KB	Output is correct
4	Correct	2084 KB	Output is correct
5	Correct	2084 KB	Output is correct
6	Correct	2084 KB	Output is correct
7	Correct	2084 KB	Output is correct
8	Correct	2084 KB	Output is correct
9	Correct	2084 KB	Output is correct
10	Correct	2084 KB	Output is correct
11	Correct	2084 KB	Output is correct
12	Correct	2084 KB	Output is correct
13	Correct	2084 KB	Output is correct
14	Correct	2084 KB	Output is correct
15	Correct	2084 KB	Output is correct
16	Correct	2084 KB	Output is correct
17	Correct	2084 KB	Output is correct
18	Correct	2084 KB	Output is correct
19	Correct	2084 KB	Output is correct
20	Correct	2084 KB	Output is correct
21	Correct	2084 KB	Output is correct
22	Correct	2084 KB	Output is correct
23	Correct	2084 KB	Output is correct
24	Correct	2084 KB	Output is correct
25	Correct	2084 KB	Output is correct
26	Correct	2084 KB	Output is correct
27	Correct	2084 KB	Output is correct
28	Correct	2084 KB	Output is correct
29	Correct	2084 KB	Output is correct
30	Correct	2084 KB	Output is correct
31	Correct	2084 KB	Output is correct
32	Correct	2084 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2084 KB	Output is correct
2	Correct	0 ms	2084 KB	Output is correct
3	Correct	0 ms	2084 KB	Output is correct
4	Correct	0 ms	2084 KB	Output is correct
5	Correct	0 ms	2084 KB	Output is correct
6	Correct	0 ms	2084 KB	Output is correct
7	Correct	0 ms	2084 KB	Output is correct
8	Correct	0 ms	2084 KB	Output is correct
9	Correct	0 ms	2084 KB	Output is correct
10	Correct	0 ms	2084 KB	Output is correct
11	Correct	0 ms	2084 KB	Output is correct
12	Correct	0 ms	2084 KB	Output is correct
13	Correct	0 ms	2084 KB	Output is correct
14	Correct	0 ms	2084 KB	Output is correct
15	Correct	0 ms	2084 KB	Output is correct
16	Correct	0 ms	2084 KB	Output is correct
17	Correct	0 ms	2084 KB	Output is correct
18	Correct	0 ms	2084 KB	Output is correct
19	Correct	0 ms	2084 KB	Output is correct
20	Correct	0 ms	2084 KB	Output is correct
21	Correct	0 ms	2084 KB	Output is correct
22	Correct	0 ms	2084 KB	Output is correct
23	Correct	0 ms	2084 KB	Output is correct
24	Correct	0 ms	2084 KB	Output is correct
25	Correct	0 ms	2084 KB	Output is correct
26	Correct	0 ms	2084 KB	Output is correct
27	Correct	0 ms	2084 KB	Output is correct
28	Correct	0 ms	2084 KB	Output is correct
29	Correct	0 ms	2084 KB	Output is correct
30	Correct	0 ms	2084 KB	Output is correct
31	Correct	0 ms	2084 KB	Output is correct
32	Correct	0 ms	2084 KB	Output is correct
33	Correct	0 ms	2084 KB	Output is correct
34	Correct	0 ms	2084 KB	Output is correct
35	Correct	0 ms	2084 KB	Output is correct
36	Correct	0 ms	2084 KB	Output is correct
37	Correct	0 ms	2084 KB	Output is correct
38	Correct	0 ms	2084 KB	Output is correct
39	Correct	0 ms	2084 KB	Output is correct
40	Correct	0 ms	2084 KB	Output is correct
41	Correct	0 ms	2084 KB	Output is correct
42	Correct	0 ms	2084 KB	Output is correct
43	Correct	0 ms	2084 KB	Output is correct
44	Correct	0 ms	2084 KB	Output is correct
45	Correct	0 ms	2084 KB	Output is correct
46	Correct	0 ms	2084 KB	Output is correct
47	Correct	0 ms	2084 KB	Output is correct
48	Correct	0 ms	2084 KB	Output is correct
49	Correct	0 ms	2084 KB	Output is correct
50	Correct	0 ms	2084 KB	Output is correct
51	Correct	0 ms	2084 KB	Output is correct
52	Correct	0 ms	2084 KB	Output is correct
53	Correct	0 ms	2084 KB	Output is correct
54	Correct	0 ms	2084 KB	Output is correct
55	Correct	0 ms	2084 KB	Output is correct
56	Correct	0 ms	2084 KB	Output is correct
57	Correct	0 ms	2084 KB	Output is correct
58	Correct	0 ms	2084 KB	Output is correct
59	Correct	0 ms	2084 KB	Output is correct
60	Correct	0 ms	2084 KB	Output is correct
61	Correct	0 ms	2084 KB	Output is correct
62	Correct	0 ms	2084 KB	Output is correct
63	Correct	0 ms	2084 KB	Output is correct
64	Correct	23 ms	2084 KB	Output is correct
65	Correct	0 ms	2084 KB	Output is correct
66	Correct	0 ms	2084 KB	Output is correct
67	Correct	0 ms	2084 KB	Output is correct
68	Correct	3 ms	2084 KB	Output is correct
69	Correct	6 ms	2084 KB	Output is correct
70	Correct	9 ms	2084 KB	Output is correct
71	Correct	0 ms	2084 KB	Output is correct
72	Correct	3 ms	2084 KB	Output is correct
73	Correct	9 ms	2084 KB	Output is correct
74	Correct	9 ms	2084 KB	Output is correct

Subtask #5
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2084 KB	Output is correct
2	Correct	0 ms	2084 KB	Output is correct
3	Correct	0 ms	2084 KB	Output is correct
4	Correct	0 ms	2084 KB	Output is correct
5	Correct	0 ms	2084 KB	Output is correct
6	Correct	0 ms	2084 KB	Output is correct
7	Correct	0 ms	2084 KB	Output is correct
8	Correct	0 ms	2084 KB	Output is correct
9	Correct	0 ms	2084 KB	Output is correct
10	Correct	0 ms	2084 KB	Output is correct
11	Correct	0 ms	2084 KB	Output is correct
12	Correct	0 ms	2084 KB	Output is correct
13	Correct	0 ms	2084 KB	Output is correct
14	Correct	0 ms	2084 KB	Output is correct
15	Correct	0 ms	2084 KB	Output is correct
16	Correct	0 ms	2084 KB	Output is correct
17	Correct	0 ms	2084 KB	Output is correct
18	Correct	0 ms	2084 KB	Output is correct
19	Correct	0 ms	2084 KB	Output is correct
20	Correct	0 ms	2084 KB	Output is correct
21	Correct	0 ms	2084 KB	Output is correct
22	Correct	0 ms	2084 KB	Output is correct
23	Correct	0 ms	2084 KB	Output is correct
24	Correct	0 ms	2084 KB	Output is correct
25	Correct	0 ms	2084 KB	Output is correct
26	Correct	0 ms	2084 KB	Output is correct
27	Correct	0 ms	2084 KB	Output is correct
28	Correct	0 ms	2084 KB	Output is correct
29	Correct	0 ms	2084 KB	Output is correct
30	Correct	0 ms	2084 KB	Output is correct
31	Correct	0 ms	2084 KB	Output is correct
32	Correct	0 ms	2084 KB	Output is correct
33	Correct	0 ms	2084 KB	Output is correct
34	Correct	0 ms	2084 KB	Output is correct
35	Correct	0 ms	2084 KB	Output is correct
36	Correct	0 ms	2084 KB	Output is correct
37	Correct	0 ms	2084 KB	Output is correct
38	Correct	0 ms	2084 KB	Output is correct
39	Correct	0 ms	2084 KB	Output is correct
40	Correct	0 ms	2084 KB	Output is correct
41	Correct	0 ms	2084 KB	Output is correct
42	Correct	0 ms	2084 KB	Output is correct
43	Correct	0 ms	2084 KB	Output is correct
44	Correct	0 ms	2084 KB	Output is correct
45	Correct	0 ms	2084 KB	Output is correct
46	Correct	0 ms	2084 KB	Output is correct
47	Correct	0 ms	2084 KB	Output is correct
48	Correct	0 ms	2084 KB	Output is correct
49	Correct	0 ms	2084 KB	Output is correct
50	Correct	0 ms	2084 KB	Output is correct
51	Correct	0 ms	2084 KB	Output is correct
52	Correct	6 ms	2084 KB	Output is correct
53	Correct	6 ms	2084 KB	Output is correct
54	Correct	29 ms	2084 KB	Output is correct
55	Correct	19 ms	2084 KB	Output is correct
56	Correct	49 ms	2084 KB	Output is correct
57	Correct	46 ms	2084 KB	Output is correct
58	Correct	49 ms	2084 KB	Output is correct
59	Correct	83 ms	2084 KB	Output is correct
60	Correct	49 ms	2084 KB	Output is correct
61	Correct	0 ms	2084 KB	Output is correct
62	Correct	6 ms	2084 KB	Output is correct
63	Correct	29 ms	2084 KB	Output is correct
64	Correct	9 ms	2084 KB	Output is correct
65	Correct	19 ms	2084 KB	Output is correct
66	Correct	29 ms	2084 KB	Output is correct
67	Correct	39 ms	2084 KB	Output is correct
68	Correct	126 ms	2084 KB	Output is correct
69	Correct	59 ms	2084 KB	Output is correct

답안 #31086

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