oj.uz

Submission #95922

# Submission time Handle Problem Language Result Execution time Memory
95922 2019-02-04T11:13:53 Z oolimry Safety (NOI18_safety) C++14
100 / 100
 75 ms 5152 KB 
#include <bits/stdc++.h>

using namespace std;


int main()
{
    ios_base::sync_with_stdio(false);
    //freopen("i.txt","r",stdin);
    cin.tie(0);
    long long n, h;
    cin >> n >> h;
    long long arr[n];
    for(int i = 0;i < n;i++){
        cin >> arr[i];
    }
    priority_queue<long long> left;
    priority_queue<long long, vector<long long>, greater<long long> > right;
    left.push(arr[0]);
    right.push(arr[0]);
    int prel = arr[0];
    int prer = arr[0];
    long long acc = 0;
    for(int i = 1;i < n;i++){
        long long shift = i * h;
        long long l = left.top() - shift;
        long long r = right.top() + shift;

        long long x = arr[i];
        if(x >= r){
            right.push(x - shift);
            right.push(x - shift);
            long long y = right.top();
            right.pop();
            left.push(y + 2 * shift);
            acc += abs(x - (left.top() - shift));
        }
        else if(x <= l){
            left.push(x + shift);
            left.push(x + shift);
            long long y = left.top();
            left.pop();
            right.push(y - 2 * shift);
            acc += abs(x - (right.top() + shift));
        }
        else{
            left.push(x + shift);
            right.push(x - shift);
        }
        l = left.top() - shift;
        r = right.top() + shift;
        /*
        if(prel <= x && x <= prer) acc += 0;
        else{
            acc += min(abs(x-prel),abs(x-prer));
        }
        */
        //cout << l << " " << r << endl;
        prel = l;
        prer = r;
    }
    cout << acc;
    return 0;
}

Compilation message

safety.cpp: In function 'int main()':
safety.cpp:21:9: warning: variable 'prel' set but not used [-Wunused-but-set-variable]
     int prel = arr[0];
         ^~~~
safety.cpp:22:9: warning: variable 'prer' set but not used [-Wunused-but-set-variable]
     int prer = arr[0];
         ^~~~

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 252 KB Output is correct
5 Correct 2 ms 376 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 4612 KB Output is correct
2 Correct 66 ms 5016 KB Output is correct
3 Correct 70 ms 5072 KB Output is correct

Subtask #5
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 252 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 380 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct

Subtask #6
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 252 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 380 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 380 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 1 ms 376 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct

Subtask #7
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 252 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 380 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 380 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 1 ms 376 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 4 ms 504 KB Output is correct
29 Correct 3 ms 504 KB Output is correct
30 Correct 3 ms 504 KB Output is correct
31 Correct 3 ms 504 KB Output is correct
32 Correct 3 ms 632 KB Output is correct
33 Correct 3 ms 504 KB Output is correct
34 Correct 3 ms 476 KB Output is correct

Subtask #8
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 252 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 256 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 380 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 380 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 1 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 4 ms 504 KB Output is correct
35 Correct 3 ms 504 KB Output is correct
36 Correct 3 ms 504 KB Output is correct
37 Correct 3 ms 504 KB Output is correct
38 Correct 3 ms 632 KB Output is correct
39 Correct 3 ms 504 KB Output is correct
40 Correct 3 ms 476 KB Output is correct
41 Correct 4 ms 632 KB Output is correct
42 Correct 3 ms 376 KB Output is correct
43 Correct 7 ms 504 KB Output is correct
44 Correct 4 ms 504 KB Output is correct
45 Correct 3 ms 504 KB Output is correct
46 Correct 3 ms 504 KB Output is correct

Subtask #9
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 252 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 256 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 46 ms 4612 KB Output is correct
20 Correct 66 ms 5016 KB Output is correct
21 Correct 70 ms 5072 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 380 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 380 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 1 ms 376 KB Output is correct
33 Correct 3 ms 376 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 4 ms 504 KB Output is correct
38 Correct 3 ms 504 KB Output is correct
39 Correct 3 ms 504 KB Output is correct
40 Correct 3 ms 504 KB Output is correct
41 Correct 3 ms 632 KB Output is correct
42 Correct 3 ms 504 KB Output is correct
43 Correct 3 ms 476 KB Output is correct
44 Correct 4 ms 632 KB Output is correct
45 Correct 3 ms 376 KB Output is correct
46 Correct 7 ms 504 KB Output is correct
47 Correct 4 ms 504 KB Output is correct
48 Correct 3 ms 504 KB Output is correct
49 Correct 3 ms 504 KB Output is correct
50 Correct 75 ms 5152 KB Output is correct
51 Correct 60 ms 4904 KB Output is correct
52 Correct 45 ms 4836 KB Output is correct
53 Correct 46 ms 5092 KB Output is correct
54 Correct 68 ms 5044 KB Output is correct
55 Correct 43 ms 4960 KB Output is correct
56 Correct 47 ms 5092 KB Output is correct
57 Correct 44 ms 4964 KB Output is correct
58 Correct 43 ms 4772 KB Output is correct
59 Correct 46 ms 5148 KB Output is correct