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Submission #409244

# Submission time Handle Problem Language Result Execution time Memory
409244 2021-05-20T12:18:37 Z VEGAnn Safety (NOI18_safety) C++14
100 / 100
 239 ms 21112 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
multiset<ll> let, rit; /// just set (?)
ll ans, h;
int n;

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0);

#ifdef _LOCAL
    freopen("in.txt","r",stdin);
#endif // _LOCAL

    cin >> n >> h;

    {
        ll x; cin >> x;

        ans = 0;

        let.insert(x);
        rit.insert(x);
    }

    for (ll i = 1; i < n; i++){
        ll x; cin >> x;

        ll lf = (*(--let.end()))  - i * h;
        ll rt = (*(rit.begin())) + i * h;

        if (lf <= x && rt >= x){
            let.insert(x + i * h);
            rit.insert(x - i * h);
        } else if (rt < x){
            ans += abs(rt - x);

            ///  smth

            rit.erase(rit.find(rt - i * h));

            rit.insert(x - i * h);
            rit.insert(x - i * h);

            let.insert(rt + i * h);
        } else {
            assert(lf > x);
            ans += abs(lf - x);

            /// do smth

            let.erase(let.find(lf + i * h));

            let.insert(x + i * h);
            let.insert(x + i * h);

            rit.insert(lf - i * h);
        }
    }

    cout << ans;

    return 0;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 276 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 320 KB Output is correct
6 Correct 1 ms 204 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 143 ms 13820 KB Output is correct
2 Correct 238 ms 19708 KB Output is correct
3 Correct 235 ms 20496 KB Output is correct

Subtask #5
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 276 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 2 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 320 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct

Subtask #6
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 276 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 2 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 320 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 316 KB Output is correct
22 Correct 1 ms 316 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 316 KB Output is correct
27 Correct 1 ms 332 KB Output is correct

Subtask #7
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 276 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 2 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 316 KB Output is correct
17 Correct 1 ms 320 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 316 KB Output is correct
22 Correct 1 ms 316 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 316 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 4 ms 716 KB Output is correct
29 Correct 3 ms 716 KB Output is correct
30 Correct 3 ms 716 KB Output is correct
31 Correct 3 ms 716 KB Output is correct
32 Correct 3 ms 716 KB Output is correct
33 Correct 4 ms 716 KB Output is correct
34 Correct 3 ms 716 KB Output is correct

Subtask #8
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 276 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 320 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 2 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 316 KB Output is correct
23 Correct 1 ms 320 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 1 ms 316 KB Output is correct
28 Correct 1 ms 316 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 316 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 4 ms 716 KB Output is correct
35 Correct 3 ms 716 KB Output is correct
36 Correct 3 ms 716 KB Output is correct
37 Correct 3 ms 716 KB Output is correct
38 Correct 3 ms 716 KB Output is correct
39 Correct 4 ms 716 KB Output is correct
40 Correct 3 ms 716 KB Output is correct
41 Correct 4 ms 716 KB Output is correct
42 Correct 3 ms 616 KB Output is correct
43 Correct 3 ms 716 KB Output is correct
44 Correct 4 ms 712 KB Output is correct
45 Correct 3 ms 716 KB Output is correct
46 Correct 3 ms 716 KB Output is correct

Subtask #9
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 276 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 320 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 143 ms 13820 KB Output is correct
20 Correct 238 ms 19708 KB Output is correct
21 Correct 235 ms 20496 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 2 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 316 KB Output is correct
26 Correct 1 ms 320 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 316 KB Output is correct
31 Correct 1 ms 316 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 332 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 4 ms 716 KB Output is correct
38 Correct 3 ms 716 KB Output is correct
39 Correct 3 ms 716 KB Output is correct
40 Correct 3 ms 716 KB Output is correct
41 Correct 3 ms 716 KB Output is correct
42 Correct 4 ms 716 KB Output is correct
43 Correct 3 ms 716 KB Output is correct
44 Correct 4 ms 716 KB Output is correct
45 Correct 3 ms 616 KB Output is correct
46 Correct 3 ms 716 KB Output is correct
47 Correct 4 ms 712 KB Output is correct
48 Correct 3 ms 716 KB Output is correct
49 Correct 3 ms 716 KB Output is correct
50 Correct 239 ms 21112 KB Output is correct
51 Correct 191 ms 17348 KB Output is correct
52 Correct 107 ms 16652 KB Output is correct
53 Correct 126 ms 19464 KB Output is correct
54 Correct 131 ms 20016 KB Output is correct
55 Correct 111 ms 17160 KB Output is correct
56 Correct 121 ms 18640 KB Output is correct
57 Correct 111 ms 17176 KB Output is correct
58 Correct 116 ms 14476 KB Output is correct
59 Correct 130 ms 19064 KB Output is correct