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Submission #48926

# Submission time Handle Problem Language Result Execution time Memory
48926 2018-05-20T04:42:13 Z AlphaRazra Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 959 ms 7720 KB 
#include<bits/stdc++.h>
#define pb push_back
#define fs first
#define sc second
#define mp make_pair
using namespace std;
 
long long n,q,s,t;
long long a[200005];
long long sim[200005];
pair<long long,long long> diff;

int main(){
    cin >> n >> q >> s >> t;

    for(int i = 0; i < n + 1; i++){
        cin >> a[i];
    }
    diff = mp(0,0);
    for(int i = 0; i < n; i++){
        sim[i] = a[i + 1] - a[i];
        if(sim[i] > 0){
            diff.fs = diff.fs + sim[i];
        }else{
            diff.sc = diff.sc + abs(sim[i]);
        }
    }

    for(int i = 0; i < q; i++){
        long long a,b,x; cin >> a >> b >> x;
        
        if(a != 0){
            if(sim[a - 1] > 0){
                diff.fs -= sim[a - 1];
            }else{
                diff.sc -= abs(sim[a - 1]);
            }
         //   if(i == 2) cout << a << " " << sim[a - 1] << " " << diff.sc  << " here\n";
            sim[a - 1] += x;
            if(sim[a - 1] > 0){
                diff.fs += sim[a - 1];
            }else{
                diff.sc += abs(sim[a - 1]);
            }
        }
        if(b != n){
            if(sim[b] > 0){
                diff.fs -= sim[b];
            }else{
                diff.sc -= abs(sim[b]);
            }
            sim[b] -= x;
            if(sim[b] > 0){
                diff.fs += sim[b];
            }else{
                diff.sc += abs(sim[b]);
            }
        }
    //    cout << diff.fs << " " << diff.sc << " ini\n";
        cout << - diff.fs * s + diff.sc * t << "\n";
    }
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 376 KB Output is correct
2 Correct 9 ms 548 KB Output is correct
3 Correct 9 ms 548 KB Output is correct
4 Correct 11 ms 548 KB Output is correct
5 Correct 9 ms 548 KB Output is correct
6 Correct 8 ms 604 KB Output is correct
7 Correct 12 ms 604 KB Output is correct
8 Correct 9 ms 604 KB Output is correct
9 Correct 8 ms 604 KB Output is correct
10 Correct 9 ms 604 KB Output is correct
11 Correct 9 ms 604 KB Output is correct
12 Correct 11 ms 604 KB Output is correct
13 Correct 8 ms 604 KB Output is correct
14 Correct 9 ms 712 KB Output is correct
15 Correct 9 ms 712 KB Output is correct
16 Correct 10 ms 712 KB Output is correct
17 Correct 10 ms 712 KB Output is correct
18 Correct 10 ms 712 KB Output is correct
19 Correct 2 ms 712 KB Output is correct
20 Correct 2 ms 712 KB Output is correct
21 Correct 2 ms 712 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 640 ms 5164 KB Output is correct
2 Correct 629 ms 5884 KB Output is correct
3 Correct 636 ms 6372 KB Output is correct
4 Correct 731 ms 6372 KB Output is correct
5 Correct 670 ms 6372 KB Output is correct
6 Correct 670 ms 6860 KB Output is correct
7 Correct 643 ms 6860 KB Output is correct
8 Correct 711 ms 6860 KB Output is correct
9 Correct 758 ms 7204 KB Output is correct
10 Correct 709 ms 7204 KB Output is correct
11 Correct 673 ms 7204 KB Output is correct
12 Correct 679 ms 7204 KB Output is correct
13 Correct 626 ms 7572 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 376 KB Output is correct
2 Correct 9 ms 548 KB Output is correct
3 Correct 9 ms 548 KB Output is correct
4 Correct 11 ms 548 KB Output is correct
5 Correct 9 ms 548 KB Output is correct
6 Correct 8 ms 604 KB Output is correct
7 Correct 12 ms 604 KB Output is correct
8 Correct 9 ms 604 KB Output is correct
9 Correct 8 ms 604 KB Output is correct
10 Correct 9 ms 604 KB Output is correct
11 Correct 9 ms 604 KB Output is correct
12 Correct 11 ms 604 KB Output is correct
13 Correct 8 ms 604 KB Output is correct
14 Correct 9 ms 712 KB Output is correct
15 Correct 9 ms 712 KB Output is correct
16 Correct 10 ms 712 KB Output is correct
17 Correct 10 ms 712 KB Output is correct
18 Correct 10 ms 712 KB Output is correct
19 Correct 2 ms 712 KB Output is correct
20 Correct 2 ms 712 KB Output is correct
21 Correct 2 ms 712 KB Output is correct
22 Correct 640 ms 5164 KB Output is correct
23 Correct 629 ms 5884 KB Output is correct
24 Correct 636 ms 6372 KB Output is correct
25 Correct 731 ms 6372 KB Output is correct
26 Correct 670 ms 6372 KB Output is correct
27 Correct 670 ms 6860 KB Output is correct
28 Correct 643 ms 6860 KB Output is correct
29 Correct 711 ms 6860 KB Output is correct
30 Correct 758 ms 7204 KB Output is correct
31 Correct 709 ms 7204 KB Output is correct
32 Correct 673 ms 7204 KB Output is correct
33 Correct 679 ms 7204 KB Output is correct
34 Correct 626 ms 7572 KB Output is correct
35 Correct 668 ms 7572 KB Output is correct
36 Correct 702 ms 7572 KB Output is correct
37 Correct 737 ms 7572 KB Output is correct
38 Correct 741 ms 7572 KB Output is correct
39 Correct 843 ms 7572 KB Output is correct
40 Correct 884 ms 7572 KB Output is correct
41 Correct 959 ms 7572 KB Output is correct
42 Correct 743 ms 7572 KB Output is correct
43 Correct 706 ms 7572 KB Output is correct
44 Correct 735 ms 7572 KB Output is correct
45 Correct 636 ms 7572 KB Output is correct
46 Correct 699 ms 7720 KB Output is correct
47 Correct 590 ms 7720 KB Output is correct
48 Correct 625 ms 7720 KB Output is correct
49 Correct 628 ms 7720 KB Output is correct
50 Correct 574 ms 7720 KB Output is correct
51 Correct 603 ms 7720 KB Output is correct
52 Correct 675 ms 7720 KB Output is correct