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Submission #260098

# Submission time Handle Problem Language Result Execution time Memory
260098 2020-08-09T09:57:07 Z pure_mem Bali Sculptures (APIO15_sculpture) C++14
50 / 100
 180 ms 504 KB 
#include <bits/stdc++.h>

#define ll long long
#define X first
#define Y second
#define MP make_pair

using namespace std;

const int N = 2e3 + 2;

int A, B, n, dp[N];
ll pr[N], ans;

bool sub_mask(ll x, ll y, ll idx){
	x >>= idx, y >>= idx;
	if((x & y) != y){
		return 0;
	}		
	return 1;
}

bool check(ll idx){
	//memset(dp, 0, sizeof(dp));
	for(int i = 1;i <= n;i++)
		dp[i] = n + 2;
	dp[0] = 0;
	for(int i = 1;i <= n;i++){
		for(int j = 0;j < i;j++){
			//cerr << ans << " " << pr[i] - pr[j] << "\n";
			if(sub_mask(ans, pr[i] - pr[j], idx)){
				dp[i] = min(dp[i], dp[j] + 1);
			}
		}
	}
	//cerr << dp[n] << "\n";
	if(dp[n] < A || dp[n] > B)
		return 0;
	return 1;
}

int main () {
	scanf("%d %d %d", &n, &A, &B);
	for(int i = 1, x;i <= n;i++){
		scanf("%d", &x), pr[i] = pr[i - 1] + x;
	}
	for(ll idx = 50;idx >= 0;idx--){
		if(!check(idx)){
			ans ^= (1ll << idx);	
		}	
	}
	cout << ans;
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:43:7: 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:45:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &x), pr[i] = pr[i - 1] + x;
   ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Incorrect 1 ms 384 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Incorrect 1 ms 256 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 1 ms 256 KB Output is correct
17 Correct 1 ms 256 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 1 ms 256 KB Output is correct
20 Correct 1 ms 256 KB Output is correct
21 Correct 1 ms 256 KB Output is correct
22 Correct 1 ms 256 KB Output is correct
23 Correct 1 ms 256 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 256 KB Output is correct
26 Correct 1 ms 256 KB Output is correct
27 Correct 1 ms 256 KB Output is correct
28 Correct 1 ms 256 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 372 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 256 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 380 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 1 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 1 ms 256 KB Output is correct
14 Incorrect 0 ms 256 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 288 KB Output is correct
12 Correct 1 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 1 ms 256 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 1 ms 256 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 1 ms 256 KB Output is correct
23 Correct 0 ms 256 KB Output is correct
24 Correct 1 ms 256 KB Output is correct
25 Correct 0 ms 256 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 308 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 256 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 256 KB Output is correct
32 Correct 1 ms 256 KB Output is correct
33 Correct 1 ms 256 KB Output is correct
34 Correct 1 ms 256 KB Output is correct
35 Correct 1 ms 256 KB Output is correct
36 Correct 1 ms 256 KB Output is correct
37 Correct 1 ms 256 KB Output is correct
38 Correct 1 ms 256 KB Output is correct
39 Correct 1 ms 256 KB Output is correct
40 Correct 1 ms 384 KB Output is correct
41 Correct 1 ms 384 KB Output is correct
42 Correct 1 ms 384 KB Output is correct
43 Correct 1 ms 256 KB Output is correct
44 Correct 1 ms 256 KB Output is correct
45 Correct 1 ms 384 KB Output is correct
46 Correct 1 ms 384 KB Output is correct
47 Correct 1 ms 384 KB Output is correct
48 Correct 1 ms 256 KB Output is correct
49 Correct 1 ms 384 KB Output is correct
50 Correct 1 ms 384 KB Output is correct
51 Correct 1 ms 384 KB Output is correct
52 Correct 16 ms 384 KB Output is correct
53 Correct 26 ms 384 KB Output is correct
54 Correct 47 ms 384 KB Output is correct
55 Correct 46 ms 384 KB Output is correct
56 Correct 180 ms 384 KB Output is correct
57 Correct 174 ms 384 KB Output is correct
58 Correct 168 ms 404 KB Output is correct
59 Correct 169 ms 384 KB Output is correct
60 Correct 180 ms 504 KB Output is correct
61 Correct 1 ms 384 KB Output is correct
62 Correct 26 ms 384 KB Output is correct
63 Correct 48 ms 384 KB Output is correct
64 Correct 47 ms 384 KB Output is correct
65 Correct 89 ms 396 KB Output is correct
66 Correct 131 ms 384 KB Output is correct
67 Correct 180 ms 384 KB Output is correct
68 Correct 178 ms 504 KB Output is correct
69 Correct 177 ms 384 KB Output is correct