//LaziChicken - 9/2023
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define pii pair <int, int>
#define pll pair <ll, ll>
#define pli pair <ll, int>
#define pil pair <int, ll>
#define fi first
#define se second
#define dim 3
#define tii tuple <int, int, int>
#define inf 0x3f
const ll nx = 2e3+2;
const ll bx = 1e3+2;
const ll mod = 1e9+7;
//--------------------------------
int n, p, q;
ll a, sum[nx];
ll range(int l, int r){
return sum[r] - sum[l-1];
}
bool dp[102][102];
void sub4(){
ll res = (1LL << 37) - 1;
for (int bit = 36; bit >= 0; bit--){
res ^= (1LL << bit);
memset(dp, 0, sizeof(dp));
dp[0][0] = 1;
for (int i = 1; i <= n; i++){
for (int k = 1; k <= q; k++){
for (int j = 1; j <= i; j++){
if ((res | range(j, i)) == res){
dp[i][k] |= dp[j-1][k-1];
}
}
}
}
bool ok = 0;
for (int i = p; i <= q; i++){
ok |= dp[n][i];
}
if (!ok) res ^= (1LL << bit);
}
cout << res;
exit(0);
}
int f[nx];
void sub5(){
ll res = (1LL << 41) - 1;
for (int bit = 40; bit >= 0; bit--){
res ^= (1LL << bit);
memset(f, inf, sizeof(f));
f[0] = 0;
for (int i = 1; i <= n; i++){
for (int j = 1; j <= i; j++){
if ((range(j, i) | res) == res){
f[i] = min(f[i], f[j-1] + 1);
}
}
}
if (f[n] > q) res ^= (1LL << bit);
}
cout << res;
exit(0);
}
//--------------------------------
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
cin >> n >> p >> q;
for (int i = 1; i <= n; i++){
cin >> a;
sum[i] = sum[i-1] + a;
}
if (n <= 100) sub4();
else sub5();
}
/*
Note:
*/
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
548 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
600 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
0 ms |
344 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
0 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
344 KB |
Output is correct |
29 |
Correct |
0 ms |
344 KB |
Output is correct |
30 |
Correct |
0 ms |
344 KB |
Output is correct |
31 |
Correct |
0 ms |
344 KB |
Output is correct |
32 |
Correct |
1 ms |
344 KB |
Output is correct |
33 |
Correct |
0 ms |
344 KB |
Output is correct |
34 |
Correct |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
0 ms |
344 KB |
Output is correct |
36 |
Correct |
0 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
0 ms |
344 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
344 KB |
Output is correct |
29 |
Correct |
0 ms |
344 KB |
Output is correct |
30 |
Correct |
1 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
344 KB |
Output is correct |
32 |
Correct |
2 ms |
344 KB |
Output is correct |
33 |
Correct |
0 ms |
344 KB |
Output is correct |
34 |
Correct |
2 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
344 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
544 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
2 ms |
344 KB |
Output is correct |
19 |
Correct |
2 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
2 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
4 ms |
344 KB |
Output is correct |
27 |
Correct |
13 ms |
344 KB |
Output is correct |
28 |
Correct |
30 ms |
592 KB |
Output is correct |
29 |
Correct |
28 ms |
344 KB |
Output is correct |
30 |
Correct |
1 ms |
344 KB |
Output is correct |
31 |
Correct |
13 ms |
600 KB |
Output is correct |
32 |
Correct |
21 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
0 ms |
600 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
532 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
344 KB |
Output is correct |
22 |
Correct |
0 ms |
344 KB |
Output is correct |
23 |
Correct |
0 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
0 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
348 KB |
Output is correct |
29 |
Correct |
1 ms |
344 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
344 KB |
Output is correct |
32 |
Correct |
0 ms |
344 KB |
Output is correct |
33 |
Correct |
0 ms |
344 KB |
Output is correct |
34 |
Correct |
1 ms |
344 KB |
Output is correct |
35 |
Correct |
0 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
344 KB |
Output is correct |
37 |
Correct |
1 ms |
344 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
1 ms |
348 KB |
Output is correct |
41 |
Correct |
2 ms |
348 KB |
Output is correct |
42 |
Correct |
2 ms |
344 KB |
Output is correct |
43 |
Correct |
0 ms |
344 KB |
Output is correct |
44 |
Correct |
1 ms |
348 KB |
Output is correct |
45 |
Correct |
1 ms |
344 KB |
Output is correct |
46 |
Correct |
1 ms |
344 KB |
Output is correct |
47 |
Correct |
2 ms |
348 KB |
Output is correct |
48 |
Correct |
2 ms |
348 KB |
Output is correct |
49 |
Correct |
5 ms |
344 KB |
Output is correct |
50 |
Correct |
13 ms |
348 KB |
Output is correct |
51 |
Correct |
28 ms |
344 KB |
Output is correct |
52 |
Correct |
27 ms |
472 KB |
Output is correct |
53 |
Correct |
1 ms |
344 KB |
Output is correct |
54 |
Correct |
13 ms |
472 KB |
Output is correct |
55 |
Correct |
21 ms |
600 KB |
Output is correct |
56 |
Correct |
1 ms |
344 KB |
Output is correct |
57 |
Correct |
3 ms |
344 KB |
Output is correct |
58 |
Correct |
8 ms |
348 KB |
Output is correct |
59 |
Correct |
16 ms |
344 KB |
Output is correct |
60 |
Correct |
15 ms |
344 KB |
Output is correct |
61 |
Correct |
1 ms |
344 KB |
Output is correct |
62 |
Correct |
18 ms |
360 KB |
Output is correct |
63 |
Correct |
17 ms |
600 KB |
Output is correct |
64 |
Correct |
21 ms |
348 KB |
Output is correct |
65 |
Correct |
1 ms |
344 KB |
Output is correct |
66 |
Correct |
1 ms |
348 KB |
Output is correct |
67 |
Correct |
3 ms |
344 KB |
Output is correct |
68 |
Correct |
8 ms |
348 KB |
Output is correct |
69 |
Correct |
19 ms |
344 KB |
Output is correct |
70 |
Correct |
15 ms |
348 KB |
Output is correct |
71 |
Correct |
1 ms |
348 KB |
Output is correct |
72 |
Correct |
18 ms |
344 KB |
Output is correct |
73 |
Correct |
13 ms |
468 KB |
Output is correct |
74 |
Correct |
12 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
344 KB |
Output is correct |
17 |
Correct |
0 ms |
344 KB |
Output is correct |
18 |
Correct |
1 ms |
600 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
0 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
1 ms |
348 KB |
Output is correct |
28 |
Correct |
2 ms |
344 KB |
Output is correct |
29 |
Correct |
2 ms |
600 KB |
Output is correct |
30 |
Correct |
0 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
348 KB |
Output is correct |
33 |
Correct |
1 ms |
344 KB |
Output is correct |
34 |
Correct |
2 ms |
344 KB |
Output is correct |
35 |
Correct |
2 ms |
344 KB |
Output is correct |
36 |
Correct |
4 ms |
344 KB |
Output is correct |
37 |
Correct |
13 ms |
344 KB |
Output is correct |
38 |
Correct |
28 ms |
344 KB |
Output is correct |
39 |
Correct |
28 ms |
344 KB |
Output is correct |
40 |
Correct |
1 ms |
344 KB |
Output is correct |
41 |
Correct |
13 ms |
348 KB |
Output is correct |
42 |
Correct |
21 ms |
344 KB |
Output is correct |
43 |
Correct |
2 ms |
344 KB |
Output is correct |
44 |
Correct |
3 ms |
348 KB |
Output is correct |
45 |
Correct |
8 ms |
344 KB |
Output is correct |
46 |
Correct |
16 ms |
344 KB |
Output is correct |
47 |
Correct |
18 ms |
344 KB |
Output is correct |
48 |
Correct |
0 ms |
344 KB |
Output is correct |
49 |
Correct |
17 ms |
344 KB |
Output is correct |
50 |
Correct |
17 ms |
344 KB |
Output is correct |
51 |
Correct |
1 ms |
344 KB |
Output is correct |
52 |
Correct |
9 ms |
600 KB |
Output is correct |
53 |
Correct |
16 ms |
344 KB |
Output is correct |
54 |
Correct |
28 ms |
344 KB |
Output is correct |
55 |
Correct |
15 ms |
344 KB |
Output is correct |
56 |
Correct |
57 ms |
348 KB |
Output is correct |
57 |
Correct |
55 ms |
344 KB |
Output is correct |
58 |
Correct |
54 ms |
344 KB |
Output is correct |
59 |
Correct |
54 ms |
464 KB |
Output is correct |
60 |
Correct |
57 ms |
344 KB |
Output is correct |
61 |
Correct |
1 ms |
344 KB |
Output is correct |
62 |
Correct |
9 ms |
348 KB |
Output is correct |
63 |
Correct |
17 ms |
348 KB |
Output is correct |
64 |
Correct |
14 ms |
348 KB |
Output is correct |
65 |
Correct |
29 ms |
344 KB |
Output is correct |
66 |
Correct |
43 ms |
488 KB |
Output is correct |
67 |
Correct |
57 ms |
348 KB |
Output is correct |
68 |
Correct |
61 ms |
356 KB |
Output is correct |
69 |
Correct |
55 ms |
464 KB |
Output is correct |