oj.uz

Submission #796723

# Submission time Handle Problem Language Result Execution time Memory
796723 2023-07-28T16:10:21 Z vjudge1 Bitaro's travel (JOI23_travel) C++17
100 / 100
 314 ms 7992 KB 
#ifdef Home
#define _GLIBCXX_DEBUG
#endif // Home

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;

const int N = 200200;

long long a[N];

main() {
#ifdef Home
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif // Home
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n, q, s, l, r, m, cr_l, cr_r, ans;
    cin >> n;
    for(int i = 0; i < n; ++ i) {
        cin >> a[i];
    }
    for(cin >> q; q --> 0;) {
        cin >> s;
        cr_l = -1, cr_r = n;
        ans = 0;
        for(; cr_l + 1 < cr_r;) {
            m = (cr_l + cr_r) / 2;
            (a[m] > s ? cr_r : cr_l) = m;
        }
        for(; cr_l != -1 && cr_r != n;) {
            if(s - a[cr_l] > a[cr_r] - s) {
                l = cr_r, r = n;
                for(; l + 1 < r;) {
                    m = (l + r) / 2;
                    (a[m] - s < s - a[cr_l] ? l : r) = m;
                }
                ans += a[l] - s;
                s = a[l];
                cr_r = r;
            } else {
                l = -1, r = cr_l;
                for(; l + 1 < r;) {
                    m = (l + r) / 2;
                    (a[cr_r] - s < s - a[l] ? l : r) = m;
                }
                ans += s - a[r];
                s = a[r];
                cr_l = l;
            }
        }
        if(cr_r < n) {
            ans += a[n - 1] - s;
        } else if(cr_l > -1) {
            ans += s - a[0];
        }
        cout << ans << '\n';
    }
}

Compilation message

travel.cpp:16:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   16 | main() {
      | ^~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 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 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 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 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 16 ms 3712 KB Output is correct
18 Correct 18 ms 3792 KB Output is correct
19 Correct 16 ms 3740 KB Output is correct
20 Correct 16 ms 3796 KB Output is correct
21 Correct 18 ms 3744 KB Output is correct
22 Correct 20 ms 3804 KB Output is correct
23 Correct 19 ms 3768 KB Output is correct
24 Correct 22 ms 3772 KB Output is correct
25 Correct 20 ms 3788 KB Output is correct
26 Correct 20 ms 3748 KB Output is correct
27 Correct 17 ms 3696 KB Output is correct
28 Correct 21 ms 3724 KB Output is correct
29 Correct 18 ms 3660 KB Output is correct
30 Correct 19 ms 3732 KB Output is correct
31 Correct 20 ms 3724 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 328 KB Output is correct
2 Correct 1 ms 324 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 160 ms 5708 KB Output is correct
8 Correct 147 ms 5692 KB Output is correct
9 Correct 152 ms 5696 KB Output is correct
10 Correct 148 ms 5604 KB Output is correct
11 Correct 164 ms 5508 KB Output is correct
12 Correct 142 ms 5504 KB Output is correct
13 Correct 32 ms 4188 KB Output is correct
14 Correct 24 ms 1488 KB Output is correct
15 Correct 173 ms 6828 KB Output is correct
16 Correct 172 ms 6812 KB Output is correct
17 Correct 170 ms 6816 KB Output is correct
18 Correct 33 ms 4116 KB Output is correct

Subtask #4
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 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 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 16 ms 3712 KB Output is correct
18 Correct 18 ms 3792 KB Output is correct
19 Correct 16 ms 3740 KB Output is correct
20 Correct 16 ms 3796 KB Output is correct
21 Correct 18 ms 3744 KB Output is correct
22 Correct 20 ms 3804 KB Output is correct
23 Correct 19 ms 3768 KB Output is correct
24 Correct 22 ms 3772 KB Output is correct
25 Correct 20 ms 3788 KB Output is correct
26 Correct 20 ms 3748 KB Output is correct
27 Correct 17 ms 3696 KB Output is correct
28 Correct 21 ms 3724 KB Output is correct
29 Correct 18 ms 3660 KB Output is correct
30 Correct 19 ms 3732 KB Output is correct
31 Correct 20 ms 3724 KB Output is correct
32 Correct 1 ms 328 KB Output is correct
33 Correct 1 ms 324 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 160 ms 5708 KB Output is correct
39 Correct 147 ms 5692 KB Output is correct
40 Correct 152 ms 5696 KB Output is correct
41 Correct 148 ms 5604 KB Output is correct
42 Correct 164 ms 5508 KB Output is correct
43 Correct 142 ms 5504 KB Output is correct
44 Correct 32 ms 4188 KB Output is correct
45 Correct 24 ms 1488 KB Output is correct
46 Correct 173 ms 6828 KB Output is correct
47 Correct 172 ms 6812 KB Output is correct
48 Correct 170 ms 6816 KB Output is correct
49 Correct 33 ms 4116 KB Output is correct
50 Correct 293 ms 7932 KB Output is correct
51 Correct 253 ms 7852 KB Output is correct
52 Correct 234 ms 7992 KB Output is correct
53 Correct 302 ms 7932 KB Output is correct
54 Correct 314 ms 7904 KB Output is correct
55 Correct 289 ms 7884 KB Output is correct
56 Correct 70 ms 7740 KB Output is correct
57 Correct 75 ms 7700 KB Output is correct
58 Correct 78 ms 7748 KB Output is correct