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Submission #837742

# Submission time Handle Problem Language Result Execution time Memory
837742 2023-08-25T15:17:20 Z Andrey Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 86 ms 8012 KB 
#include<bits/stdc++.h>
using namespace std;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    long long n,ans = 0,q,s,t,l,r,k;
    cin >> n >> q >> s >> t;
    vector<long long> haha(n+1);
    vector<long long> br(n);
    for(long long i = 0; i <= n; i++) {
        cin >> haha[i];
    }
    for(long long i = 0; i < n; i++) {
        br[i] = haha[i]-haha[i+1];
        if(br[i] > 0) {
            ans+=t*br[i];
        }
        else {
            ans+=s*br[i];
        }
    }
    for(long long i = 0; i < q; i++) {
        cin >> l >> r >> k;
        l--;
        if(br[l] > 0) {
            ans-=t*br[l];
        }
        else {
            ans-=s*br[l];
        }
        br[l]-=k;
        if(br[l] > 0) {
            ans+=t*br[l];
        }
        else {
            ans+=s*br[l];
        }
        if(r < n) {
            if(br[r] > 0) {
                ans-=t*br[r];
            }
            else {
                ans-=s*br[r];
            }
            br[r]+=k;
            if(br[r] > 0) {
                ans+=t*br[r];
            }
            else {
                ans+=s*br[r];
            }
        }
        cout << ans << "\n";
    }
    return 0;
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 396 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 2 ms 340 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 2 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 5720 KB Output is correct
2 Correct 74 ms 6220 KB Output is correct
3 Correct 78 ms 6852 KB Output is correct
4 Correct 74 ms 6032 KB Output is correct
5 Correct 73 ms 6732 KB Output is correct
6 Correct 63 ms 7116 KB Output is correct
7 Correct 67 ms 7116 KB Output is correct
8 Correct 75 ms 7116 KB Output is correct
9 Correct 86 ms 7388 KB Output is correct
10 Correct 73 ms 6156 KB Output is correct
11 Correct 60 ms 7116 KB Output is correct
12 Correct 63 ms 7628 KB Output is correct
13 Correct 63 ms 8012 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 396 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 2 ms 340 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 2 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 78 ms 5720 KB Output is correct
23 Correct 74 ms 6220 KB Output is correct
24 Correct 78 ms 6852 KB Output is correct
25 Correct 74 ms 6032 KB Output is correct
26 Correct 73 ms 6732 KB Output is correct
27 Correct 63 ms 7116 KB Output is correct
28 Correct 67 ms 7116 KB Output is correct
29 Correct 75 ms 7116 KB Output is correct
30 Correct 86 ms 7388 KB Output is correct
31 Correct 73 ms 6156 KB Output is correct
32 Correct 60 ms 7116 KB Output is correct
33 Correct 63 ms 7628 KB Output is correct
34 Correct 63 ms 8012 KB Output is correct
35 Correct 72 ms 5792 KB Output is correct
36 Correct 74 ms 7104 KB Output is correct
37 Correct 77 ms 7904 KB Output is correct
38 Correct 75 ms 7816 KB Output is correct
39 Correct 78 ms 7804 KB Output is correct
40 Correct 79 ms 7832 KB Output is correct
41 Correct 75 ms 7628 KB Output is correct
42 Correct 75 ms 7696 KB Output is correct
43 Correct 76 ms 7020 KB Output is correct
44 Correct 74 ms 7392 KB Output is correct
45 Correct 71 ms 7152 KB Output is correct
46 Correct 76 ms 7884 KB Output is correct
47 Correct 65 ms 7744 KB Output is correct
48 Correct 65 ms 8012 KB Output is correct
49 Correct 65 ms 6944 KB Output is correct
50 Correct 69 ms 7988 KB Output is correct
51 Correct 63 ms 7756 KB Output is correct
52 Correct 73 ms 7740 KB Output is correct