답안 #32675 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
32675	2017-10-14T02:02:47 Z	minimario	Bali Sculptures (APIO15_sculpture)	C++14	100 / 100	796 ms	2088 KB

sculpture

#include <bits/stdc++.h>
using namespace std;

const int MAX = 2005;

typedef long long ll;

int y[MAX];
bool in[50];
int dp[MAX], dp2[105][105]; // is it possible to cut 1..n into k parts
ll p[MAX];

// minimum number of parts that we need to cut 1...i into
// in order to have some kth bit off

vector<int> nesc;
bool works(ll x, int k) {
	for (int i : nesc) {
		if (x & (1LL<<i)) { return false; }
	}
	if (x & (1LL<<k)) { return false; }
	return true;
}

int main() {
	//freopen("a.in", "r", stdin);
	//freopen("a.out", "w", stdout);
	int n, a, b; scanf("%d %d %d", &n, &a, &b);
	for (int i=1; i<=n; i++) {
		scanf("%d", &y[i]);
		p[i] = p[i-1] + (ll)y[i];
	}
	if (a == 1) {
		for (int k=45; k>=0; k--) {
			for (int i=1; i<MAX; i++) { dp[i] = 2005; }
			for (int i=1; i<=n; i++) {
				for (int j=1; j<=i; j++) {
					ll sum = p[i] - p[j-1];
					if (works(sum, k)) {
						dp[i] = min(dp[i], dp[j-1] + 1);
					}
				}
			}
			if (dp[n] <= b) { nesc.push_back(k); }
		}
	}
	else {
		for (int k=45; k>=0; k--) {
			for (int i=0; i<105; i++) { 
				for (int j=0; j<105; j++) {
					dp2[i][j] = false;
				}
			}
			dp2[0][0] = true;
			for (int i=0; i<=n; i++) {
				for (int j=0; j<=i; j++) {
					if (dp2[i][j]) {
						for (int l=i+1; l<=n; l++) {
							ll sum = p[l] - p[i];
							if (works(sum, k)) {
								dp2[l][j+1] = true;
							}
						}
					}
				}
			}
			bool doable = false;
			for (int i=a; i<=b; i++) {
				if (dp2[n][i]) { doable = true; }
			}
			if (doable) { nesc.push_back(k); }
		}
	}
	ll sum = 0;
	for (int i : nesc) { in[i] = true; }
	for (int i=0; i<=45; i++) {
		if (!in[i]) { sum += 1LL<<i; }
	}
	printf("%lld\n", sum);
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:28:44: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  int n, a, b; scanf("%d %d %d", &n, &a, &b);
                                            ^
sculpture.cpp:30:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &y[i]);
                     ^

Subtask #1
9.0 / 9.0

#	결과	메모리	Grader output
1	Correct	2088 KB	Output is correct
2	Correct	2088 KB	Output is correct
3	Correct	2088 KB	Output is correct
4	Correct	2088 KB	Output is correct
5	Correct	2088 KB	Output is correct
6	Correct	2088 KB	Output is correct
7	Correct	2088 KB	Output is correct
8	Correct	2088 KB	Output is correct
9	Correct	2088 KB	Output is correct
10	Correct	2088 KB	Output is correct
11	Correct	2088 KB	Output is correct
12	Correct	2088 KB	Output is correct
13	Correct	2088 KB	Output is correct
14	Correct	2088 KB	Output is correct
15	Correct	2088 KB	Output is correct
16	Correct	2088 KB	Output is correct
17	Correct	2088 KB	Output is correct
18	Correct	2088 KB	Output is correct
19	Correct	2088 KB	Output is correct
20	Correct	2088 KB	Output is correct
21	Correct	2088 KB	Output is correct
22	Correct	2088 KB	Output is correct
23	Correct	2088 KB	Output is correct
24	Correct	2088 KB	Output is correct
25	Correct	2088 KB	Output is correct
26	Correct	2088 KB	Output is correct
27	Correct	2088 KB	Output is correct
28	Correct	2088 KB	Output is correct
29	Correct	2088 KB	Output is correct
30	Correct	2088 KB	Output is correct
31	Correct	2088 KB	Output is correct
32	Correct	2088 KB	Output is correct
33	Correct	2088 KB	Output is correct
34	Correct	2088 KB	Output is correct
35	Correct	2088 KB	Output is correct
36	Correct	2088 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	메모리	Grader output
1	Correct	2088 KB	Output is correct
2	Correct	2088 KB	Output is correct
3	Correct	2088 KB	Output is correct
4	Correct	2088 KB	Output is correct
5	Correct	2088 KB	Output is correct
6	Correct	2088 KB	Output is correct
7	Correct	2088 KB	Output is correct
8	Correct	2088 KB	Output is correct
9	Correct	2088 KB	Output is correct
10	Correct	2088 KB	Output is correct
11	Correct	2088 KB	Output is correct
12	Correct	2088 KB	Output is correct
13	Correct	2088 KB	Output is correct
14	Correct	2088 KB	Output is correct
15	Correct	2088 KB	Output is correct
16	Correct	2088 KB	Output is correct
17	Correct	2088 KB	Output is correct
18	Correct	2088 KB	Output is correct
19	Correct	2088 KB	Output is correct
20	Correct	2088 KB	Output is correct
21	Correct	2088 KB	Output is correct
22	Correct	2088 KB	Output is correct
23	Correct	2088 KB	Output is correct
24	Correct	2088 KB	Output is correct
25	Correct	2088 KB	Output is correct
26	Correct	2088 KB	Output is correct
27	Correct	2088 KB	Output is correct
28	Correct	2088 KB	Output is correct
29	Correct	2088 KB	Output is correct
30	Correct	2088 KB	Output is correct
31	Correct	2088 KB	Output is correct
32	Correct	2088 KB	Output is correct
33	Correct	2088 KB	Output is correct
34	Correct	2088 KB	Output is correct
35	Correct	2088 KB	Output is correct
36	Correct	2088 KB	Output is correct

Subtask #3
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2088 KB	Output is correct
2	Correct	0 ms	2088 KB	Output is correct
3	Correct	0 ms	2088 KB	Output is correct
4	Correct	0 ms	2088 KB	Output is correct
5	Correct	0 ms	2088 KB	Output is correct
6	Correct	0 ms	2088 KB	Output is correct
7	Correct	0 ms	2088 KB	Output is correct
8	Correct	0 ms	2088 KB	Output is correct
9	Correct	0 ms	2088 KB	Output is correct
10	Correct	0 ms	2088 KB	Output is correct
11	Correct	0 ms	2088 KB	Output is correct
12	Correct	0 ms	2088 KB	Output is correct
13	Correct	0 ms	2088 KB	Output is correct
14	Correct	0 ms	2088 KB	Output is correct
15	Correct	0 ms	2088 KB	Output is correct
16	Correct	0 ms	2088 KB	Output is correct
17	Correct	0 ms	2088 KB	Output is correct
18	Correct	0 ms	2088 KB	Output is correct
19	Correct	0 ms	2088 KB	Output is correct
20	Correct	0 ms	2088 KB	Output is correct
21	Correct	0 ms	2088 KB	Output is correct
22	Correct	0 ms	2088 KB	Output is correct
23	Correct	0 ms	2088 KB	Output is correct
24	Correct	0 ms	2088 KB	Output is correct
25	Correct	0 ms	2088 KB	Output is correct
26	Correct	3 ms	2088 KB	Output is correct
27	Correct	3 ms	2088 KB	Output is correct
28	Correct	3 ms	2088 KB	Output is correct
29	Correct	3 ms	2088 KB	Output is correct
30	Correct	3 ms	2088 KB	Output is correct
31	Correct	3 ms	2088 KB	Output is correct
32	Correct	6 ms	2088 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2088 KB	Output is correct
2	Correct	0 ms	2088 KB	Output is correct
3	Correct	0 ms	2088 KB	Output is correct
4	Correct	0 ms	2088 KB	Output is correct
5	Correct	0 ms	2088 KB	Output is correct
6	Correct	0 ms	2088 KB	Output is correct
7	Correct	0 ms	2088 KB	Output is correct
8	Correct	0 ms	2088 KB	Output is correct
9	Correct	0 ms	2088 KB	Output is correct
10	Correct	0 ms	2088 KB	Output is correct
11	Correct	0 ms	2088 KB	Output is correct
12	Correct	0 ms	2088 KB	Output is correct
13	Correct	0 ms	2088 KB	Output is correct
14	Correct	0 ms	2088 KB	Output is correct
15	Correct	0 ms	2088 KB	Output is correct
16	Correct	0 ms	2088 KB	Output is correct
17	Correct	0 ms	2088 KB	Output is correct
18	Correct	0 ms	2088 KB	Output is correct
19	Correct	0 ms	2088 KB	Output is correct
20	Correct	0 ms	2088 KB	Output is correct
21	Correct	0 ms	2088 KB	Output is correct
22	Correct	0 ms	2088 KB	Output is correct
23	Correct	0 ms	2088 KB	Output is correct
24	Correct	0 ms	2088 KB	Output is correct
25	Correct	0 ms	2088 KB	Output is correct
26	Correct	0 ms	2088 KB	Output is correct
27	Correct	0 ms	2088 KB	Output is correct
28	Correct	0 ms	2088 KB	Output is correct
29	Correct	0 ms	2088 KB	Output is correct
30	Correct	0 ms	2088 KB	Output is correct
31	Correct	0 ms	2088 KB	Output is correct
32	Correct	0 ms	2088 KB	Output is correct
33	Correct	0 ms	2088 KB	Output is correct
34	Correct	0 ms	2088 KB	Output is correct
35	Correct	0 ms	2088 KB	Output is correct
36	Correct	0 ms	2088 KB	Output is correct
37	Correct	0 ms	2088 KB	Output is correct
38	Correct	0 ms	2088 KB	Output is correct
39	Correct	0 ms	2088 KB	Output is correct
40	Correct	0 ms	2088 KB	Output is correct
41	Correct	0 ms	2088 KB	Output is correct
42	Correct	0 ms	2088 KB	Output is correct
43	Correct	0 ms	2088 KB	Output is correct
44	Correct	0 ms	2088 KB	Output is correct
45	Correct	0 ms	2088 KB	Output is correct
46	Correct	0 ms	2088 KB	Output is correct
47	Correct	0 ms	2088 KB	Output is correct
48	Correct	3 ms	2088 KB	Output is correct
49	Correct	3 ms	2088 KB	Output is correct
50	Correct	3 ms	2088 KB	Output is correct
51	Correct	6 ms	2088 KB	Output is correct
52	Correct	3 ms	2088 KB	Output is correct
53	Correct	9 ms	2088 KB	Output is correct
54	Correct	3 ms	2088 KB	Output is correct
55	Correct	6 ms	2088 KB	Output is correct
56	Correct	0 ms	2088 KB	Output is correct
57	Correct	0 ms	2088 KB	Output is correct
58	Correct	3 ms	2088 KB	Output is correct
59	Correct	3 ms	2088 KB	Output is correct
60	Correct	3 ms	2088 KB	Output is correct
61	Correct	3 ms	2088 KB	Output is correct
62	Correct	3 ms	2088 KB	Output is correct
63	Correct	3 ms	2088 KB	Output is correct
64	Correct	133 ms	2088 KB	Output is correct
65	Correct	3 ms	2088 KB	Output is correct
66	Correct	6 ms	2088 KB	Output is correct
67	Correct	16 ms	2088 KB	Output is correct
68	Correct	19 ms	2088 KB	Output is correct
69	Correct	23 ms	2088 KB	Output is correct
70	Correct	23 ms	2088 KB	Output is correct
71	Correct	26 ms	2088 KB	Output is correct
72	Correct	29 ms	2088 KB	Output is correct
73	Correct	36 ms	2088 KB	Output is correct
74	Correct	33 ms	2088 KB	Output is correct

Subtask #5
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2088 KB	Output is correct
2	Correct	0 ms	2088 KB	Output is correct
3	Correct	0 ms	2088 KB	Output is correct
4	Correct	0 ms	2088 KB	Output is correct
5	Correct	0 ms	2088 KB	Output is correct
6	Correct	0 ms	2088 KB	Output is correct
7	Correct	0 ms	2088 KB	Output is correct
8	Correct	0 ms	2088 KB	Output is correct
9	Correct	0 ms	2088 KB	Output is correct
10	Correct	0 ms	2088 KB	Output is correct
11	Correct	0 ms	2088 KB	Output is correct
12	Correct	0 ms	2088 KB	Output is correct
13	Correct	0 ms	2088 KB	Output is correct
14	Correct	0 ms	2088 KB	Output is correct
15	Correct	0 ms	2088 KB	Output is correct
16	Correct	0 ms	2088 KB	Output is correct
17	Correct	0 ms	2088 KB	Output is correct
18	Correct	0 ms	2088 KB	Output is correct
19	Correct	0 ms	2088 KB	Output is correct
20	Correct	0 ms	2088 KB	Output is correct
21	Correct	0 ms	2088 KB	Output is correct
22	Correct	0 ms	2088 KB	Output is correct
23	Correct	0 ms	2088 KB	Output is correct
24	Correct	0 ms	2088 KB	Output is correct
25	Correct	0 ms	2088 KB	Output is correct
26	Correct	0 ms	2088 KB	Output is correct
27	Correct	0 ms	2088 KB	Output is correct
28	Correct	0 ms	2088 KB	Output is correct
29	Correct	0 ms	2088 KB	Output is correct
30	Correct	0 ms	2088 KB	Output is correct
31	Correct	0 ms	2088 KB	Output is correct
32	Correct	0 ms	2088 KB	Output is correct
33	Correct	0 ms	2088 KB	Output is correct
34	Correct	0 ms	2088 KB	Output is correct
35	Correct	0 ms	2088 KB	Output is correct
36	Correct	3 ms	2088 KB	Output is correct
37	Correct	3 ms	2088 KB	Output is correct
38	Correct	6 ms	2088 KB	Output is correct
39	Correct	6 ms	2088 KB	Output is correct
40	Correct	3 ms	2088 KB	Output is correct
41	Correct	6 ms	2088 KB	Output is correct
42	Correct	6 ms	2088 KB	Output is correct
43	Correct	0 ms	2088 KB	Output is correct
44	Correct	0 ms	2088 KB	Output is correct
45	Correct	0 ms	2088 KB	Output is correct
46	Correct	3 ms	2088 KB	Output is correct
47	Correct	3 ms	2088 KB	Output is correct
48	Correct	3 ms	2088 KB	Output is correct
49	Correct	3 ms	2088 KB	Output is correct
50	Correct	3 ms	2088 KB	Output is correct
51	Correct	3 ms	2088 KB	Output is correct
52	Correct	103 ms	2088 KB	Output is correct
53	Correct	139 ms	2088 KB	Output is correct
54	Correct	219 ms	2088 KB	Output is correct
55	Correct	229 ms	2088 KB	Output is correct
56	Correct	779 ms	2088 KB	Output is correct
57	Correct	776 ms	2088 KB	Output is correct
58	Correct	679 ms	2088 KB	Output is correct
59	Correct	746 ms	2088 KB	Output is correct
60	Correct	699 ms	2088 KB	Output is correct
61	Correct	3 ms	2088 KB	Output is correct
62	Correct	136 ms	2088 KB	Output is correct
63	Correct	233 ms	2088 KB	Output is correct
64	Correct	213 ms	2088 KB	Output is correct
65	Correct	416 ms	2088 KB	Output is correct
66	Correct	613 ms	2088 KB	Output is correct
67	Correct	653 ms	2088 KB	Output is correct
68	Correct	796 ms	2088 KB	Output is correct
69	Correct	719 ms	2088 KB	Output is correct

답안 #32675

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