#include <bits/stdc++.h>
using namespace std;
const long long mod = 1000000007;
long long twok[500005];
int32_t main() {
ios::sync_with_stdio(0);
cin.tie(0);
int n;
cin >> n;
pair<long long, long long> arr[n];
for (int i = 0; i < n; i++) cin >> arr[i].first;
for (int i = 0; i < n; i++) cin >> arr[i].second;
vector<pair<long long, int>> hei;
for (int i = 0; i < n; i++) {
if (arr[i].first > arr[i].second) swap(arr[i].first, arr[i].second);
hei.push_back({arr[i].first, i});
hei.push_back({arr[i].second, i});
}
sort(hei.begin(), hei.end(), greater<pair<long long, int>>());
long long ans = 0;
int st[n], add1[n], add2[n];
memset(add1, 0, sizeof(add1));
memset(add2, 0, sizeof(add2));
for (int i = 0; i < n; i++) st[i] = 2;
for (auto [h, i] : hei) {
long long mult = 1;
for (int j = 0; j < i; j++) mult = mult * st[j] % mod;
for (int j = i + 1; j < n; j++) {
if (h > arr[j].first) {
ans = (ans + mult * add1[j] % mod * (h - arr[j].first) % mod) % mod;
}
if (h > arr[j].second) {
ans = (ans + mult * add1[j] % mod * (h - arr[j].second) % mod) % mod;
}
add2[j] = (add2[j] + mult) % mod;
mult = mult * st[j] % mod;
}
mult = 1;
for (int j = i + 1; j < n; j++) mult = mult * st[j] % mod;
for (int j = i - 1; j >= 0; j--) {
if (h > arr[j].first) {
ans = (ans + mult * add2[j] % mod * (h - arr[j].first) % mod) % mod;
}
if (h > arr[j].second) {
ans = (ans + mult * add2[j] % mod * (h - arr[j].second) % mod) % mod;
}
add1[j] = (add1[j] + mult) % mod;
mult = mult * st[j] % mod;
}
st[i]--;
}
ans = (ans + mod) % mod;
cout << ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 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 |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 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 |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
472 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
468 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
464 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
468 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
464 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
2395 ms |
1244 KB |
Output is correct |
28 |
Correct |
2530 ms |
1248 KB |
Output is correct |
29 |
Correct |
2073 ms |
1244 KB |
Output is correct |
30 |
Correct |
2029 ms |
1244 KB |
Output is correct |
31 |
Correct |
2269 ms |
1244 KB |
Output is correct |
32 |
Correct |
2334 ms |
1256 KB |
Output is correct |
33 |
Correct |
2284 ms |
1248 KB |
Output is correct |
34 |
Correct |
2331 ms |
1244 KB |
Output is correct |
35 |
Correct |
2326 ms |
1260 KB |
Output is correct |
36 |
Correct |
2208 ms |
1244 KB |
Output is correct |
37 |
Correct |
1949 ms |
1500 KB |
Output is correct |
38 |
Correct |
1929 ms |
1244 KB |
Output is correct |
39 |
Correct |
2243 ms |
1248 KB |
Output is correct |
40 |
Correct |
2235 ms |
1244 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 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 |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 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 |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
472 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 |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
468 KB |
Output is correct |
30 |
Correct |
0 ms |
344 KB |
Output is correct |
31 |
Correct |
1 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
464 KB |
Output is correct |
37 |
Correct |
1 ms |
344 KB |
Output is correct |
38 |
Correct |
1 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
0 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
348 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
1 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
348 KB |
Output is correct |
45 |
Correct |
1 ms |
348 KB |
Output is correct |
46 |
Correct |
1 ms |
348 KB |
Output is correct |
47 |
Correct |
0 ms |
348 KB |
Output is correct |
48 |
Correct |
0 ms |
348 KB |
Output is correct |
49 |
Correct |
2395 ms |
1244 KB |
Output is correct |
50 |
Correct |
2530 ms |
1248 KB |
Output is correct |
51 |
Correct |
2073 ms |
1244 KB |
Output is correct |
52 |
Correct |
2029 ms |
1244 KB |
Output is correct |
53 |
Correct |
2269 ms |
1244 KB |
Output is correct |
54 |
Correct |
2334 ms |
1256 KB |
Output is correct |
55 |
Correct |
2284 ms |
1248 KB |
Output is correct |
56 |
Correct |
2331 ms |
1244 KB |
Output is correct |
57 |
Correct |
2326 ms |
1260 KB |
Output is correct |
58 |
Correct |
2208 ms |
1244 KB |
Output is correct |
59 |
Correct |
1949 ms |
1500 KB |
Output is correct |
60 |
Correct |
1929 ms |
1244 KB |
Output is correct |
61 |
Correct |
2243 ms |
1248 KB |
Output is correct |
62 |
Correct |
2235 ms |
1244 KB |
Output is correct |
63 |
Correct |
2392 ms |
1372 KB |
Output is correct |
64 |
Correct |
2368 ms |
1500 KB |
Output is correct |
65 |
Correct |
2344 ms |
1244 KB |
Output is correct |
66 |
Correct |
2390 ms |
1248 KB |
Output is correct |
67 |
Correct |
2341 ms |
1244 KB |
Output is correct |
68 |
Correct |
2314 ms |
1500 KB |
Output is correct |
69 |
Correct |
2357 ms |
1248 KB |
Output is correct |
70 |
Correct |
2276 ms |
1296 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
464 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 |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
2061 ms |
1248 KB |
Output is correct |
11 |
Correct |
1986 ms |
1248 KB |
Output is correct |
12 |
Correct |
2097 ms |
1500 KB |
Output is correct |
13 |
Correct |
2169 ms |
1248 KB |
Output is correct |
14 |
Execution timed out |
5048 ms |
31892 KB |
Time limit exceeded |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 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 |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 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 |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
472 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 |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
468 KB |
Output is correct |
30 |
Correct |
0 ms |
344 KB |
Output is correct |
31 |
Correct |
1 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
464 KB |
Output is correct |
37 |
Correct |
1 ms |
344 KB |
Output is correct |
38 |
Correct |
1 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
0 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
348 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
1 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
348 KB |
Output is correct |
45 |
Correct |
1 ms |
348 KB |
Output is correct |
46 |
Correct |
1 ms |
348 KB |
Output is correct |
47 |
Correct |
0 ms |
348 KB |
Output is correct |
48 |
Correct |
0 ms |
348 KB |
Output is correct |
49 |
Correct |
2395 ms |
1244 KB |
Output is correct |
50 |
Correct |
2530 ms |
1248 KB |
Output is correct |
51 |
Correct |
2073 ms |
1244 KB |
Output is correct |
52 |
Correct |
2029 ms |
1244 KB |
Output is correct |
53 |
Correct |
2269 ms |
1244 KB |
Output is correct |
54 |
Correct |
2334 ms |
1256 KB |
Output is correct |
55 |
Correct |
2284 ms |
1248 KB |
Output is correct |
56 |
Correct |
2331 ms |
1244 KB |
Output is correct |
57 |
Correct |
2326 ms |
1260 KB |
Output is correct |
58 |
Correct |
2208 ms |
1244 KB |
Output is correct |
59 |
Correct |
1949 ms |
1500 KB |
Output is correct |
60 |
Correct |
1929 ms |
1244 KB |
Output is correct |
61 |
Correct |
2243 ms |
1248 KB |
Output is correct |
62 |
Correct |
2235 ms |
1244 KB |
Output is correct |
63 |
Correct |
2392 ms |
1372 KB |
Output is correct |
64 |
Correct |
2368 ms |
1500 KB |
Output is correct |
65 |
Correct |
2344 ms |
1244 KB |
Output is correct |
66 |
Correct |
2390 ms |
1248 KB |
Output is correct |
67 |
Correct |
2341 ms |
1244 KB |
Output is correct |
68 |
Correct |
2314 ms |
1500 KB |
Output is correct |
69 |
Correct |
2357 ms |
1248 KB |
Output is correct |
70 |
Correct |
2276 ms |
1296 KB |
Output is correct |
71 |
Correct |
1 ms |
348 KB |
Output is correct |
72 |
Correct |
1 ms |
348 KB |
Output is correct |
73 |
Correct |
0 ms |
348 KB |
Output is correct |
74 |
Correct |
0 ms |
348 KB |
Output is correct |
75 |
Correct |
0 ms |
464 KB |
Output is correct |
76 |
Correct |
0 ms |
348 KB |
Output is correct |
77 |
Correct |
0 ms |
348 KB |
Output is correct |
78 |
Correct |
0 ms |
348 KB |
Output is correct |
79 |
Correct |
0 ms |
348 KB |
Output is correct |
80 |
Correct |
2061 ms |
1248 KB |
Output is correct |
81 |
Correct |
1986 ms |
1248 KB |
Output is correct |
82 |
Correct |
2097 ms |
1500 KB |
Output is correct |
83 |
Correct |
2169 ms |
1248 KB |
Output is correct |
84 |
Execution timed out |
5048 ms |
31892 KB |
Time limit exceeded |
85 |
Halted |
0 ms |
0 KB |
- |