// oooo
/*
har chi delet mikhad bebar ~
gitar o ba khodet nabar! ~
;Amoo_Hasan;
*/
/*
link:
*/
#include<bits/stdc++.h>
//#pragma GCC optimize("O3,no-stack-protector,unroll-loops")
//#pragma GCC target("avx2,fma")
using namespace std;
typedef long long ll;
typedef long double ld;
#define Sz(x) int((x).size())
#define All(x) (x).begin(), (x).end()
#define wtf(x) cout<<#x <<" : " <<x <<endl
#define mak make_pair
//constexpr int PRI = 1000696969;
constexpr ll INF = 1e18, N = 2e3 + 10, MOD = 1e9 + 7;
int n, A, B;
ll a[N], dp[N], ps[N][N];
bool ok(ll x) {
if(A == 1) {
ll sum = 0;
dp[0] = 0;
for(int i = 1; i <= n; i++) {
dp[i] = INF;
sum = 0;
for(int j = i; j >= 1; j--) {
sum += a[j];
if((sum & x) == sum) dp[i] = min(dp[i], dp[j - 1] + 1);
}
}
if(dp[n] <= B) return true;
return false;
}
memset(ps, 0, sizeof(ps));
ps[0][0] = 1;
for(int i = 1; i <= n; i++) {
for(int j = 1; j <= n; j++) {
ll sum = 0;
for(int k = j; k >= 1; k--) {
sum += a[k];
if((sum & x) == sum) ps[j][i] |= ps[k - 1][i - 1];
}
}
}
for(int i = A; i <= B; i++) if(ps[n][i] == 1) return 1;
return 0;
}
int main() {
ios :: sync_with_stdio(0), cin.tie(0); cout.tie(0);
cin >>n >>A >>B;
for(int i = 1; i <= n; i++) cin >>a[i];
ll ans = 0;
for(int i = 42; i >= 0; i--) {
if(ok(ans + (1ll << i) - 1)) continue;
ans |= (1ll << i);
}
cout<<ans;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 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 |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
0 ms |
340 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
150 ms |
31944 KB |
Output is correct |
| 15 |
Correct |
149 ms |
31864 KB |
Output is correct |
| 16 |
Correct |
149 ms |
31948 KB |
Output is correct |
| 17 |
Correct |
143 ms |
31932 KB |
Output is correct |
| 18 |
Correct |
150 ms |
31932 KB |
Output is correct |
| 19 |
Correct |
146 ms |
31828 KB |
Output is correct |
| 20 |
Correct |
143 ms |
31932 KB |
Output is correct |
| 21 |
Correct |
165 ms |
31928 KB |
Output is correct |
| 22 |
Correct |
148 ms |
31936 KB |
Output is correct |
| 23 |
Correct |
142 ms |
31928 KB |
Output is correct |
| 24 |
Correct |
142 ms |
31828 KB |
Output is correct |
| 25 |
Correct |
150 ms |
31932 KB |
Output is correct |
| 26 |
Correct |
161 ms |
31940 KB |
Output is correct |
| 27 |
Correct |
0 ms |
212 KB |
Output is correct |
| 28 |
Correct |
0 ms |
212 KB |
Output is correct |
| 29 |
Correct |
0 ms |
212 KB |
Output is correct |
| 30 |
Correct |
0 ms |
212 KB |
Output is correct |
| 31 |
Correct |
0 ms |
212 KB |
Output is correct |
| 32 |
Correct |
0 ms |
212 KB |
Output is correct |
| 33 |
Correct |
1 ms |
212 KB |
Output is correct |
| 34 |
Correct |
0 ms |
212 KB |
Output is correct |
| 35 |
Correct |
0 ms |
212 KB |
Output is correct |
| 36 |
Correct |
0 ms |
340 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
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 |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
340 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
150 ms |
31828 KB |
Output is correct |
| 15 |
Correct |
160 ms |
31860 KB |
Output is correct |
| 16 |
Correct |
151 ms |
31928 KB |
Output is correct |
| 17 |
Correct |
147 ms |
31828 KB |
Output is correct |
| 18 |
Correct |
164 ms |
31828 KB |
Output is correct |
| 19 |
Correct |
149 ms |
31932 KB |
Output is correct |
| 20 |
Correct |
166 ms |
31936 KB |
Output is correct |
| 21 |
Correct |
147 ms |
31828 KB |
Output is correct |
| 22 |
Correct |
153 ms |
31932 KB |
Output is correct |
| 23 |
Correct |
146 ms |
31884 KB |
Output is correct |
| 24 |
Correct |
148 ms |
31936 KB |
Output is correct |
| 25 |
Correct |
158 ms |
31928 KB |
Output is correct |
| 26 |
Correct |
145 ms |
31828 KB |
Output is correct |
| 27 |
Correct |
1 ms |
212 KB |
Output is correct |
| 28 |
Correct |
0 ms |
212 KB |
Output is correct |
| 29 |
Correct |
0 ms |
212 KB |
Output is correct |
| 30 |
Correct |
1 ms |
212 KB |
Output is correct |
| 31 |
Correct |
0 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 |
0 ms |
212 KB |
Output is correct |
| 36 |
Correct |
1 ms |
212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
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 |
1 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 |
0 ms |
212 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 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 |
0 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 |
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 |
300 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 |
| # |
Verdict |
Execution time |
Memory |
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 |
1 ms |
236 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 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 |
152 ms |
31932 KB |
Output is correct |
| 15 |
Correct |
165 ms |
31828 KB |
Output is correct |
| 16 |
Correct |
165 ms |
31928 KB |
Output is correct |
| 17 |
Correct |
153 ms |
31928 KB |
Output is correct |
| 18 |
Correct |
146 ms |
31828 KB |
Output is correct |
| 19 |
Correct |
150 ms |
31932 KB |
Output is correct |
| 20 |
Correct |
146 ms |
31936 KB |
Output is correct |
| 21 |
Correct |
148 ms |
31892 KB |
Output is correct |
| 22 |
Correct |
155 ms |
31932 KB |
Output is correct |
| 23 |
Correct |
155 ms |
31932 KB |
Output is correct |
| 24 |
Correct |
144 ms |
31832 KB |
Output is correct |
| 25 |
Correct |
147 ms |
32076 KB |
Output is correct |
| 26 |
Correct |
144 ms |
31932 KB |
Output is correct |
| 27 |
Correct |
1 ms |
212 KB |
Output is correct |
| 28 |
Correct |
0 ms |
212 KB |
Output is correct |
| 29 |
Correct |
1 ms |
212 KB |
Output is correct |
| 30 |
Correct |
0 ms |
212 KB |
Output is correct |
| 31 |
Correct |
1 ms |
212 KB |
Output is correct |
| 32 |
Correct |
0 ms |
212 KB |
Output is correct |
| 33 |
Correct |
0 ms |
212 KB |
Output is correct |
| 34 |
Correct |
0 ms |
212 KB |
Output is correct |
| 35 |
Correct |
0 ms |
212 KB |
Output is correct |
| 36 |
Correct |
0 ms |
212 KB |
Output is correct |
| 37 |
Correct |
0 ms |
212 KB |
Output is correct |
| 38 |
Correct |
1 ms |
212 KB |
Output is correct |
| 39 |
Correct |
0 ms |
212 KB |
Output is correct |
| 40 |
Correct |
0 ms |
212 KB |
Output is correct |
| 41 |
Correct |
1 ms |
212 KB |
Output is correct |
| 42 |
Correct |
1 ms |
212 KB |
Output is correct |
| 43 |
Correct |
0 ms |
212 KB |
Output is correct |
| 44 |
Correct |
1 ms |
212 KB |
Output is correct |
| 45 |
Correct |
1 ms |
212 KB |
Output is correct |
| 46 |
Correct |
0 ms |
212 KB |
Output is correct |
| 47 |
Correct |
1 ms |
212 KB |
Output is correct |
| 48 |
Correct |
1 ms |
212 KB |
Output is correct |
| 49 |
Correct |
1 ms |
212 KB |
Output is correct |
| 50 |
Correct |
1 ms |
212 KB |
Output is correct |
| 51 |
Correct |
1 ms |
212 KB |
Output is correct |
| 52 |
Correct |
1 ms |
212 KB |
Output is correct |
| 53 |
Correct |
1 ms |
212 KB |
Output is correct |
| 54 |
Correct |
1 ms |
212 KB |
Output is correct |
| 55 |
Correct |
1 ms |
212 KB |
Output is correct |
| 56 |
Correct |
0 ms |
212 KB |
Output is correct |
| 57 |
Correct |
1 ms |
212 KB |
Output is correct |
| 58 |
Correct |
1 ms |
212 KB |
Output is correct |
| 59 |
Correct |
1 ms |
212 KB |
Output is correct |
| 60 |
Correct |
1 ms |
212 KB |
Output is correct |
| 61 |
Correct |
1 ms |
212 KB |
Output is correct |
| 62 |
Correct |
1 ms |
212 KB |
Output is correct |
| 63 |
Correct |
1 ms |
212 KB |
Output is correct |
| 64 |
Correct |
179 ms |
31936 KB |
Output is correct |
| 65 |
Correct |
155 ms |
31932 KB |
Output is correct |
| 66 |
Correct |
155 ms |
31932 KB |
Output is correct |
| 67 |
Correct |
171 ms |
31936 KB |
Output is correct |
| 68 |
Correct |
173 ms |
31956 KB |
Output is correct |
| 69 |
Correct |
180 ms |
31940 KB |
Output is correct |
| 70 |
Correct |
189 ms |
31932 KB |
Output is correct |
| 71 |
Correct |
182 ms |
31960 KB |
Output is correct |
| 72 |
Correct |
184 ms |
31936 KB |
Output is correct |
| 73 |
Correct |
181 ms |
31932 KB |
Output is correct |
| 74 |
Correct |
191 ms |
31956 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
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 |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
0 ms |
212 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 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 |
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 |
0 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 |
0 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
212 KB |
Output is correct |
| 26 |
Correct |
0 ms |
212 KB |
Output is correct |
| 27 |
Correct |
0 ms |
212 KB |
Output is correct |
| 28 |
Correct |
0 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 |
0 ms |
212 KB |
Output is correct |
| 33 |
Correct |
0 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 |
| 37 |
Correct |
1 ms |
212 KB |
Output is correct |
| 38 |
Correct |
1 ms |
212 KB |
Output is correct |
| 39 |
Correct |
2 ms |
212 KB |
Output is correct |
| 40 |
Correct |
1 ms |
212 KB |
Output is correct |
| 41 |
Correct |
1 ms |
212 KB |
Output is correct |
| 42 |
Correct |
1 ms |
212 KB |
Output is correct |
| 43 |
Correct |
0 ms |
212 KB |
Output is correct |
| 44 |
Correct |
1 ms |
212 KB |
Output is correct |
| 45 |
Correct |
1 ms |
212 KB |
Output is correct |
| 46 |
Correct |
1 ms |
212 KB |
Output is correct |
| 47 |
Correct |
1 ms |
212 KB |
Output is correct |
| 48 |
Correct |
1 ms |
340 KB |
Output is correct |
| 49 |
Correct |
1 ms |
212 KB |
Output is correct |
| 50 |
Correct |
1 ms |
212 KB |
Output is correct |
| 51 |
Correct |
1 ms |
212 KB |
Output is correct |
| 52 |
Correct |
9 ms |
348 KB |
Output is correct |
| 53 |
Correct |
16 ms |
340 KB |
Output is correct |
| 54 |
Correct |
32 ms |
340 KB |
Output is correct |
| 55 |
Correct |
27 ms |
340 KB |
Output is correct |
| 56 |
Correct |
106 ms |
340 KB |
Output is correct |
| 57 |
Correct |
85 ms |
288 KB |
Output is correct |
| 58 |
Correct |
86 ms |
340 KB |
Output is correct |
| 59 |
Correct |
82 ms |
352 KB |
Output is correct |
| 60 |
Correct |
89 ms |
340 KB |
Output is correct |
| 61 |
Correct |
1 ms |
212 KB |
Output is correct |
| 62 |
Correct |
14 ms |
340 KB |
Output is correct |
| 63 |
Correct |
25 ms |
348 KB |
Output is correct |
| 64 |
Correct |
30 ms |
340 KB |
Output is correct |
| 65 |
Correct |
48 ms |
340 KB |
Output is correct |
| 66 |
Correct |
78 ms |
348 KB |
Output is correct |
| 67 |
Correct |
84 ms |
340 KB |
Output is correct |
| 68 |
Correct |
91 ms |
340 KB |
Output is correct |
| 69 |
Correct |
82 ms |
340 KB |
Output is correct |
