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Submission #51530

# Submission time Handle Problem Language Result Execution time Memory
51530 2018-06-18T07:18:11 Z vivukhue Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 766 ms 7612 KB 
#include <bits/stdc++.h>

using namespace std;

signed main()
{
    long long n,q,s,t;
    cin>>n>>q>>s>>t;

    long long result = 0;
    long long a[n+1];
    long long b[n+1];

    a[0] = 0;
    for(long long i=0;i<=n;i++)
        cin>>a[i];

    for(long long i=1;i<=n;i++)
    {
        b[i] = a[i-1] - a[i];
        if(b[i]<0)
            result += b[i]*s;
        else
            result += b[i]*t;
    }

    for(long long i=0;i<q;i++)
    {
        long long l,r,x;
        cin>>l>>r>>x;
        if(l)
        {
            if(b[l]<0)
                result -= b[l]*s;
            else
                result -= b[l]*t;
            b[l] -= x;
            if(b[l]<0)
                result += b[l]*s;
            else
                result += b[l]*t;
        }
        if(r<n)
        {
            if(b[r+1]<0)
                result -= b[r+1]*s;
            else
                result -= b[r+1]*t;
            b[r+1] += x;
            if(b[r+1]<0)
                result += b[r+1]*s;
            else
                result += b[r+1]*t;
        }
        cout<<result<<'\n';
    }
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 376 KB Output is correct
2 Correct 8 ms 376 KB Output is correct
3 Correct 8 ms 428 KB Output is correct
4 Correct 8 ms 444 KB Output is correct
5 Correct 8 ms 572 KB Output is correct
6 Correct 9 ms 572 KB Output is correct
7 Correct 8 ms 572 KB Output is correct
8 Correct 8 ms 572 KB Output is correct
9 Correct 8 ms 820 KB Output is correct
10 Correct 7 ms 820 KB Output is correct
11 Correct 8 ms 820 KB Output is correct
12 Correct 8 ms 820 KB Output is correct
13 Correct 8 ms 820 KB Output is correct
14 Correct 12 ms 820 KB Output is correct
15 Correct 7 ms 820 KB Output is correct
16 Correct 8 ms 820 KB Output is correct
17 Correct 8 ms 820 KB Output is correct
18 Correct 8 ms 820 KB Output is correct
19 Correct 2 ms 820 KB Output is correct
20 Correct 2 ms 820 KB Output is correct
21 Correct 2 ms 820 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 649 ms 5256 KB Output is correct
2 Correct 631 ms 5820 KB Output is correct
3 Correct 691 ms 6428 KB Output is correct
4 Correct 692 ms 6428 KB Output is correct
5 Correct 716 ms 6428 KB Output is correct
6 Correct 736 ms 6684 KB Output is correct
7 Correct 682 ms 6796 KB Output is correct
8 Correct 690 ms 6796 KB Output is correct
9 Correct 708 ms 6988 KB Output is correct
10 Correct 640 ms 6988 KB Output is correct
11 Correct 616 ms 6988 KB Output is correct
12 Correct 602 ms 7180 KB Output is correct
13 Correct 579 ms 7484 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 376 KB Output is correct
2 Correct 8 ms 376 KB Output is correct
3 Correct 8 ms 428 KB Output is correct
4 Correct 8 ms 444 KB Output is correct
5 Correct 8 ms 572 KB Output is correct
6 Correct 9 ms 572 KB Output is correct
7 Correct 8 ms 572 KB Output is correct
8 Correct 8 ms 572 KB Output is correct
9 Correct 8 ms 820 KB Output is correct
10 Correct 7 ms 820 KB Output is correct
11 Correct 8 ms 820 KB Output is correct
12 Correct 8 ms 820 KB Output is correct
13 Correct 8 ms 820 KB Output is correct
14 Correct 12 ms 820 KB Output is correct
15 Correct 7 ms 820 KB Output is correct
16 Correct 8 ms 820 KB Output is correct
17 Correct 8 ms 820 KB Output is correct
18 Correct 8 ms 820 KB Output is correct
19 Correct 2 ms 820 KB Output is correct
20 Correct 2 ms 820 KB Output is correct
21 Correct 2 ms 820 KB Output is correct
22 Correct 649 ms 5256 KB Output is correct
23 Correct 631 ms 5820 KB Output is correct
24 Correct 691 ms 6428 KB Output is correct
25 Correct 692 ms 6428 KB Output is correct
26 Correct 716 ms 6428 KB Output is correct
27 Correct 736 ms 6684 KB Output is correct
28 Correct 682 ms 6796 KB Output is correct
29 Correct 690 ms 6796 KB Output is correct
30 Correct 708 ms 6988 KB Output is correct
31 Correct 640 ms 6988 KB Output is correct
32 Correct 616 ms 6988 KB Output is correct
33 Correct 602 ms 7180 KB Output is correct
34 Correct 579 ms 7484 KB Output is correct
35 Correct 766 ms 7484 KB Output is correct
36 Correct 708 ms 7484 KB Output is correct
37 Correct 700 ms 7612 KB Output is correct
38 Correct 651 ms 7612 KB Output is correct
39 Correct 666 ms 7612 KB Output is correct
40 Correct 679 ms 7612 KB Output is correct
41 Correct 737 ms 7612 KB Output is correct
42 Correct 634 ms 7612 KB Output is correct
43 Correct 640 ms 7612 KB Output is correct
44 Correct 666 ms 7612 KB Output is correct
45 Correct 660 ms 7612 KB Output is correct
46 Correct 668 ms 7612 KB Output is correct
47 Correct 581 ms 7612 KB Output is correct
48 Correct 580 ms 7612 KB Output is correct
49 Correct 603 ms 7612 KB Output is correct
50 Correct 604 ms 7612 KB Output is correct
51 Correct 596 ms 7612 KB Output is correct
52 Correct 580 ms 7612 KB Output is correct