Submission #891271

# Submission time Handle Problem Language Result Execution time Memory
891271 2023-12-22T15:56:06 Z vjudge1 Bitaro's travel (JOI23_travel) C++17
100 / 100
426 ms 8236 KB
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ff first
#define ss second
#define all(a) a.begin(), a.end()
int n;
vector<int> a;



int solve(int l, int r, int x){
	if(l <= 0){
		return a[n-1] - x;
	}else if(r >= n-1){
		return x - a[0];
	}else if(abs(a[l-1] - x) <= abs(a[r+1] - x)){
		int q = lower_bound(all(a), x * 2 - a[r+1]) - a.begin();
		return x - a[q] + solve(q, r, a[q]);
	}else{
		int q = upper_bound(all(a), x * 2 - a[l-1]) - a.begin() - 1;
		return a[q] - x + solve(l, q, a[q]);
	}
}


signed main(){
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	cin >> n;
	a.resize(n);
	for(auto &e : a) cin >> e;
	int q; cin >> q;
	while(q--){
		int x; cin >> x;
		int pos = upper_bound(all(a), x) - a.begin() - 1;
		if(pos < 0){
			cout << abs(a.back() - x);
		}else if(pos >= n-1){
			cout << abs(x - a[0]);
		}else if(abs(a[pos+1] - x) >= abs(a[pos] - x)){
			cout << abs(a[pos] - x) + solve(pos, pos, a[pos]);
		}else{
			cout << abs(a[pos+1] - x) + solve(pos+1, pos+1, a[pos+1]);
		}
		cout << '\n';
	}
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 388 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 452 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 388 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 452 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 15 ms 3940 KB Output is correct
18 Correct 15 ms 3920 KB Output is correct
19 Correct 15 ms 3932 KB Output is correct
20 Correct 15 ms 3816 KB Output is correct
21 Correct 15 ms 3932 KB Output is correct
22 Correct 16 ms 3932 KB Output is correct
23 Correct 16 ms 3932 KB Output is correct
24 Correct 15 ms 3932 KB Output is correct
25 Correct 15 ms 3932 KB Output is correct
26 Correct 15 ms 3932 KB Output is correct
27 Correct 16 ms 3928 KB Output is correct
28 Correct 16 ms 3932 KB Output is correct
29 Correct 15 ms 3812 KB Output is correct
30 Correct 15 ms 3688 KB Output is correct
31 Correct 15 ms 3840 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 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 340 ms 3308 KB Output is correct
8 Correct 352 ms 6164 KB Output is correct
9 Correct 339 ms 5708 KB Output is correct
10 Correct 342 ms 5904 KB Output is correct
11 Correct 348 ms 5724 KB Output is correct
12 Correct 338 ms 5912 KB Output is correct
13 Correct 32 ms 4180 KB Output is correct
14 Correct 23 ms 1620 KB Output is correct
15 Correct 227 ms 6928 KB Output is correct
16 Correct 227 ms 6920 KB Output is correct
17 Correct 227 ms 6984 KB Output is correct
18 Correct 34 ms 4072 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 388 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 452 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 15 ms 3940 KB Output is correct
18 Correct 15 ms 3920 KB Output is correct
19 Correct 15 ms 3932 KB Output is correct
20 Correct 15 ms 3816 KB Output is correct
21 Correct 15 ms 3932 KB Output is correct
22 Correct 16 ms 3932 KB Output is correct
23 Correct 16 ms 3932 KB Output is correct
24 Correct 15 ms 3932 KB Output is correct
25 Correct 15 ms 3932 KB Output is correct
26 Correct 15 ms 3932 KB Output is correct
27 Correct 16 ms 3928 KB Output is correct
28 Correct 16 ms 3932 KB Output is correct
29 Correct 15 ms 3812 KB Output is correct
30 Correct 15 ms 3688 KB Output is correct
31 Correct 15 ms 3840 KB Output is correct
32 Correct 0 ms 344 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 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 340 ms 3308 KB Output is correct
39 Correct 352 ms 6164 KB Output is correct
40 Correct 339 ms 5708 KB Output is correct
41 Correct 342 ms 5904 KB Output is correct
42 Correct 348 ms 5724 KB Output is correct
43 Correct 338 ms 5912 KB Output is correct
44 Correct 32 ms 4180 KB Output is correct
45 Correct 23 ms 1620 KB Output is correct
46 Correct 227 ms 6928 KB Output is correct
47 Correct 227 ms 6920 KB Output is correct
48 Correct 227 ms 6984 KB Output is correct
49 Correct 34 ms 4072 KB Output is correct
50 Correct 327 ms 7888 KB Output is correct
51 Correct 253 ms 8084 KB Output is correct
52 Correct 237 ms 7872 KB Output is correct
53 Correct 412 ms 8056 KB Output is correct
54 Correct 398 ms 7896 KB Output is correct
55 Correct 426 ms 8236 KB Output is correct
56 Correct 56 ms 7908 KB Output is correct
57 Correct 56 ms 7804 KB Output is correct
58 Correct 58 ms 8036 KB Output is correct