#include <bits/stdc++.h>
using namespace std;
int main() {
#ifdef HOME
ifstream cin("input.in");
ofstream cout("output.out");
#endif
ios::sync_with_stdio(false);
cin.tie(0), cout.tie(0);
int n, A, B;
cin >> n >> A >> B;
vector<int> x(n + 1);
for (int i = 1; i <= n; i++) {
cin >> x[i];
}
long long answer = 0;
if (n <= 100) {
for (int bit = 50; bit >= 0; bit--) {
vector<vector<bool>> dp(B + 1, vector<bool>(n + 1));
dp[0][0] = true;
for (int i = 1; i <= B; i++) {
for (int j = 1; j <= n; j++) {
long long sum = 0;
for (int k = j - 1; k >= 0; k--) {
sum += x[k + 1];
if (((sum | answer) >> bit) == (answer >> bit)) {
dp[i][j] = (dp[i][j] | dp[i - 1][k]);
}
}
}
}
bool good = false;
for (int i = A; i <= B; i++) {
good |= dp[i][n];
}
if (!good) {
answer += (1LL << bit);
}
}
} else {
for (int bit = 50; bit >= 0; bit--) {
vector<int> dp_min(n + 1, n + 1);
dp_min[0] = 0;
for (int j = 1; j <= n; j++) {
long long sum = 0;
for (int k = j - 1; k >= 0; k--) {
sum += x[k + 1];
if (((sum | answer) >> bit) == (answer >> bit)) {
dp_min[j] = min(dp_min[j], dp_min[k] + 1);
}
}
}
if (dp_min[n] > B) {
answer += (1LL << bit);
}
}
}
cout << answer;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
320 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
1 ms |
212 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
212 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
1 ms |
212 KB |
Output is correct |
31 |
Correct |
1 ms |
212 KB |
Output is correct |
32 |
Correct |
1 ms |
212 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
212 KB |
Output is correct |
36 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
2 ms |
388 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
1 ms |
212 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
212 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
3 ms |
212 KB |
Output is correct |
31 |
Correct |
4 ms |
212 KB |
Output is correct |
32 |
Correct |
4 ms |
212 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
4 ms |
212 KB |
Output is correct |
35 |
Correct |
4 ms |
212 KB |
Output is correct |
36 |
Correct |
2 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
3 ms |
212 KB |
Output is correct |
18 |
Correct |
4 ms |
212 KB |
Output is correct |
19 |
Correct |
4 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
4 ms |
336 KB |
Output is correct |
22 |
Correct |
4 ms |
212 KB |
Output is correct |
23 |
Correct |
2 ms |
212 KB |
Output is correct |
24 |
Correct |
4 ms |
212 KB |
Output is correct |
25 |
Correct |
4 ms |
212 KB |
Output is correct |
26 |
Correct |
11 ms |
212 KB |
Output is correct |
27 |
Correct |
36 ms |
320 KB |
Output is correct |
28 |
Correct |
75 ms |
308 KB |
Output is correct |
29 |
Correct |
74 ms |
308 KB |
Output is correct |
30 |
Correct |
1 ms |
212 KB |
Output is correct |
31 |
Correct |
36 ms |
212 KB |
Output is correct |
32 |
Correct |
55 ms |
304 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
224 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
260 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
1 ms |
212 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
212 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
1 ms |
212 KB |
Output is correct |
31 |
Correct |
1 ms |
212 KB |
Output is correct |
32 |
Correct |
1 ms |
212 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
1 ms |
212 KB |
Output is correct |
35 |
Correct |
1 ms |
324 KB |
Output is correct |
36 |
Correct |
1 ms |
212 KB |
Output is correct |
37 |
Correct |
1 ms |
212 KB |
Output is correct |
38 |
Correct |
1 ms |
212 KB |
Output is correct |
39 |
Correct |
1 ms |
212 KB |
Output is correct |
40 |
Correct |
3 ms |
212 KB |
Output is correct |
41 |
Correct |
4 ms |
212 KB |
Output is correct |
42 |
Correct |
4 ms |
316 KB |
Output is correct |
43 |
Correct |
1 ms |
212 KB |
Output is correct |
44 |
Correct |
5 ms |
304 KB |
Output is correct |
45 |
Correct |
4 ms |
212 KB |
Output is correct |
46 |
Correct |
2 ms |
212 KB |
Output is correct |
47 |
Correct |
4 ms |
212 KB |
Output is correct |
48 |
Correct |
4 ms |
320 KB |
Output is correct |
49 |
Correct |
11 ms |
212 KB |
Output is correct |
50 |
Correct |
34 ms |
320 KB |
Output is correct |
51 |
Correct |
78 ms |
332 KB |
Output is correct |
52 |
Correct |
76 ms |
212 KB |
Output is correct |
53 |
Correct |
1 ms |
212 KB |
Output is correct |
54 |
Correct |
36 ms |
336 KB |
Output is correct |
55 |
Correct |
55 ms |
304 KB |
Output is correct |
56 |
Correct |
3 ms |
212 KB |
Output is correct |
57 |
Correct |
7 ms |
212 KB |
Output is correct |
58 |
Correct |
21 ms |
256 KB |
Output is correct |
59 |
Correct |
45 ms |
212 KB |
Output is correct |
60 |
Correct |
43 ms |
212 KB |
Output is correct |
61 |
Correct |
1 ms |
212 KB |
Output is correct |
62 |
Correct |
48 ms |
212 KB |
Output is correct |
63 |
Correct |
48 ms |
308 KB |
Output is correct |
64 |
Correct |
58 ms |
312 KB |
Output is correct |
65 |
Correct |
3 ms |
212 KB |
Output is correct |
66 |
Correct |
2 ms |
212 KB |
Output is correct |
67 |
Correct |
7 ms |
212 KB |
Output is correct |
68 |
Correct |
21 ms |
212 KB |
Output is correct |
69 |
Correct |
46 ms |
212 KB |
Output is correct |
70 |
Correct |
44 ms |
304 KB |
Output is correct |
71 |
Correct |
1 ms |
212 KB |
Output is correct |
72 |
Correct |
54 ms |
212 KB |
Output is correct |
73 |
Correct |
39 ms |
212 KB |
Output is correct |
74 |
Correct |
32 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
1 ms |
212 KB |
Output is correct |
27 |
Correct |
3 ms |
212 KB |
Output is correct |
28 |
Correct |
5 ms |
212 KB |
Output is correct |
29 |
Correct |
4 ms |
212 KB |
Output is correct |
30 |
Correct |
1 ms |
212 KB |
Output is correct |
31 |
Correct |
4 ms |
212 KB |
Output is correct |
32 |
Correct |
4 ms |
212 KB |
Output is correct |
33 |
Correct |
2 ms |
324 KB |
Output is correct |
34 |
Correct |
4 ms |
212 KB |
Output is correct |
35 |
Correct |
4 ms |
212 KB |
Output is correct |
36 |
Correct |
11 ms |
212 KB |
Output is correct |
37 |
Correct |
35 ms |
212 KB |
Output is correct |
38 |
Correct |
75 ms |
308 KB |
Output is correct |
39 |
Correct |
73 ms |
304 KB |
Output is correct |
40 |
Correct |
1 ms |
212 KB |
Output is correct |
41 |
Correct |
38 ms |
304 KB |
Output is correct |
42 |
Correct |
55 ms |
212 KB |
Output is correct |
43 |
Correct |
3 ms |
212 KB |
Output is correct |
44 |
Correct |
7 ms |
212 KB |
Output is correct |
45 |
Correct |
21 ms |
212 KB |
Output is correct |
46 |
Correct |
45 ms |
212 KB |
Output is correct |
47 |
Correct |
42 ms |
212 KB |
Output is correct |
48 |
Correct |
1 ms |
212 KB |
Output is correct |
49 |
Correct |
48 ms |
212 KB |
Output is correct |
50 |
Correct |
48 ms |
304 KB |
Output is correct |
51 |
Correct |
1 ms |
212 KB |
Output is correct |
52 |
Correct |
14 ms |
212 KB |
Output is correct |
53 |
Correct |
27 ms |
212 KB |
Output is correct |
54 |
Correct |
43 ms |
320 KB |
Output is correct |
55 |
Correct |
40 ms |
212 KB |
Output is correct |
56 |
Correct |
151 ms |
340 KB |
Output is correct |
57 |
Correct |
150 ms |
340 KB |
Output is correct |
58 |
Correct |
147 ms |
340 KB |
Output is correct |
59 |
Correct |
148 ms |
464 KB |
Output is correct |
60 |
Correct |
152 ms |
340 KB |
Output is correct |
61 |
Correct |
1 ms |
212 KB |
Output is correct |
62 |
Correct |
23 ms |
212 KB |
Output is correct |
63 |
Correct |
41 ms |
336 KB |
Output is correct |
64 |
Correct |
39 ms |
340 KB |
Output is correct |
65 |
Correct |
75 ms |
340 KB |
Output is correct |
66 |
Correct |
134 ms |
340 KB |
Output is correct |
67 |
Correct |
152 ms |
340 KB |
Output is correct |
68 |
Correct |
153 ms |
340 KB |
Output is correct |
69 |
Correct |
148 ms |
340 KB |
Output is correct |