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Submission #520673

# Submission time Handle Problem Language Result Execution time Memory
520673 2022-01-30T17:28:03 Z two_sides Safety (NOI18_safety) C++17
100 / 100
 52 ms 5544 KB 
#include <bits/stdc++.h>

using namespace std;

using ll = long long;

priority_queue<ll,vector<ll>,less<ll>> lef;
priority_queue<ll,vector<ll>,greater<ll>> rig;

int main() {
    cin.tie(0)->sync_with_stdio(0);
    int n; ll h, x, res = 0;
    cin >> n >> h >> x;
    lef.push(x); rig.push(x);
    for (int i = 1; i < n; i++) {
        ll d = h * i; cin >> x;
        ll l = lef.top() - d;
        ll r = rig.top() + d;
        if (x < l) {
            lef.push(x + d); lef.push(x + d);
            lef.pop(); rig.push(l - d);
            res += l - x;  
        } else if (x > r) {
            rig.push(x - d); rig.push(x - d);
            rig.pop(); lef.push(r + d);
            res += x - r;
        } else {
            lef.push(x + d); rig.push(x - d);
        }
    } 
    cout << res;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 316 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 312 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 308 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 312 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 4692 KB Output is correct
2 Correct 52 ms 5096 KB Output is correct
3 Correct 48 ms 5384 KB Output is correct

Subtask #5
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 316 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 312 KB Output is correct
8 Correct 1 ms 312 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 0 ms 316 KB Output is correct
16 Correct 1 ms 312 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 0 ms 208 KB Output is correct
19 Correct 1 ms 220 KB Output is correct

Subtask #6
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 316 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 312 KB Output is correct
8 Correct 1 ms 312 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 0 ms 316 KB Output is correct
16 Correct 1 ms 312 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 0 ms 208 KB Output is correct
19 Correct 1 ms 220 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 208 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 208 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 1 ms 312 KB Output is correct

Subtask #7
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 316 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 312 KB Output is correct
8 Correct 1 ms 312 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 316 KB Output is correct
15 Correct 0 ms 316 KB Output is correct
16 Correct 1 ms 312 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 0 ms 208 KB Output is correct
19 Correct 1 ms 220 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 208 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 208 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 1 ms 312 KB Output is correct
28 Correct 2 ms 384 KB Output is correct
29 Correct 1 ms 464 KB Output is correct
30 Correct 1 ms 464 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 1 ms 464 KB Output is correct
33 Correct 2 ms 456 KB Output is correct
34 Correct 1 ms 452 KB Output is correct

Subtask #8
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 316 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 312 KB Output is correct
8 Correct 1 ms 312 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 312 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 208 KB Output is correct
17 Correct 0 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 316 KB Output is correct
21 Correct 0 ms 316 KB Output is correct
22 Correct 1 ms 312 KB Output is correct
23 Correct 1 ms 208 KB Output is correct
24 Correct 0 ms 208 KB Output is correct
25 Correct 1 ms 220 KB Output is correct
26 Correct 1 ms 320 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 1 ms 208 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 1 ms 312 KB Output is correct
34 Correct 2 ms 384 KB Output is correct
35 Correct 1 ms 464 KB Output is correct
36 Correct 1 ms 464 KB Output is correct
37 Correct 1 ms 336 KB Output is correct
38 Correct 1 ms 464 KB Output is correct
39 Correct 2 ms 456 KB Output is correct
40 Correct 1 ms 452 KB Output is correct
41 Correct 2 ms 464 KB Output is correct
42 Correct 2 ms 324 KB Output is correct
43 Correct 1 ms 460 KB Output is correct
44 Correct 2 ms 592 KB Output is correct
45 Correct 1 ms 464 KB Output is correct
46 Correct 1 ms 464 KB Output is correct

Subtask #9
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 316 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 0 ms 312 KB Output is correct
8 Correct 1 ms 312 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 312 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 208 KB Output is correct
17 Correct 0 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 41 ms 4692 KB Output is correct
20 Correct 52 ms 5096 KB Output is correct
21 Correct 48 ms 5384 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 316 KB Output is correct
24 Correct 0 ms 316 KB Output is correct
25 Correct 1 ms 312 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 0 ms 208 KB Output is correct
28 Correct 1 ms 220 KB Output is correct
29 Correct 1 ms 320 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 1 ms 208 KB Output is correct
36 Correct 1 ms 312 KB Output is correct
37 Correct 2 ms 384 KB Output is correct
38 Correct 1 ms 464 KB Output is correct
39 Correct 1 ms 464 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 464 KB Output is correct
42 Correct 2 ms 456 KB Output is correct
43 Correct 1 ms 452 KB Output is correct
44 Correct 2 ms 464 KB Output is correct
45 Correct 2 ms 324 KB Output is correct
46 Correct 1 ms 460 KB Output is correct
47 Correct 2 ms 592 KB Output is correct
48 Correct 1 ms 464 KB Output is correct
49 Correct 1 ms 464 KB Output is correct
50 Correct 48 ms 5544 KB Output is correct
51 Correct 41 ms 5064 KB Output is correct
52 Correct 28 ms 5032 KB Output is correct
53 Correct 32 ms 5132 KB Output is correct
54 Correct 46 ms 5180 KB Output is correct
55 Correct 28 ms 5064 KB Output is correct
56 Correct 33 ms 5092 KB Output is correct
57 Correct 29 ms 5044 KB Output is correct
58 Correct 32 ms 4408 KB Output is correct
59 Correct 39 ms 5132 KB Output is correct