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Submission #1049475

# Submission time Handle Problem Language Result Execution time Memory
1049475 2024-08-08T19:19:45 Z inkvizytor Foehn Phenomena (JOI17_foehn_phenomena) C++17
100 / 100
 70 ms 13136 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, q, s, t;
    cin >> n >> q >> s >> t;
    vector<ll> a (n+1, 0);
    for (int i = 0; i < n+1; i++) {
        cin >> a[i];
    }
    vector<ll> d (n, 0);
    ll sum = 0;
    for (int i = 0; i < n; i++) {
        d[i] = a[i] - a[i+1];
        if (d[i] >= 0) {
            sum += d[i]*t;
        }
        else {
            sum += d[i]*s;
        }
    }
    for (int i = 0; i < q; i++) {
        ll l = 0, r = 0, x = 0;
        cin >> l >> r >> x;
        if (l != 0) {
            if (d[l-1] >= 0) {
                sum -= d[l-1]*t;
            }
            else {
                sum -= d[l-1]*s;
            }
            d[l-1] -= x;
            if (d[l-1] >= 0) {
                sum += d[l-1]*t;
            }
            else {
                sum += d[l-1]*s;
            }
        }
        if (r != n) {
            if (d[r] >= 0) {
                sum -= d[r]*t;
            }
            else {
                sum -= d[r]*s;
            }
            d[r] += x;
            if (d[r] >= 0) {
                sum += d[r]*t;
            }
            else {
                sum += d[r]*s;
            }
        }
        cout << sum << '\n';
    }
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 536 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 58 ms 10320 KB Output is correct
2 Correct 53 ms 10924 KB Output is correct
3 Correct 70 ms 11464 KB Output is correct
4 Correct 53 ms 10832 KB Output is correct
5 Correct 66 ms 12328 KB Output is correct
6 Correct 52 ms 11076 KB Output is correct
7 Correct 47 ms 11092 KB Output is correct
8 Correct 61 ms 11856 KB Output is correct
9 Correct 55 ms 12216 KB Output is correct
10 Correct 54 ms 10836 KB Output is correct
11 Correct 43 ms 11100 KB Output is correct
12 Correct 46 ms 11856 KB Output is correct
13 Correct 45 ms 11856 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 536 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 58 ms 10320 KB Output is correct
23 Correct 53 ms 10924 KB Output is correct
24 Correct 70 ms 11464 KB Output is correct
25 Correct 53 ms 10832 KB Output is correct
26 Correct 66 ms 12328 KB Output is correct
27 Correct 52 ms 11076 KB Output is correct
28 Correct 47 ms 11092 KB Output is correct
29 Correct 61 ms 11856 KB Output is correct
30 Correct 55 ms 12216 KB Output is correct
31 Correct 54 ms 10836 KB Output is correct
32 Correct 43 ms 11100 KB Output is correct
33 Correct 46 ms 11856 KB Output is correct
34 Correct 45 ms 11856 KB Output is correct
35 Correct 53 ms 10392 KB Output is correct
36 Correct 56 ms 11856 KB Output is correct
37 Correct 57 ms 12624 KB Output is correct
38 Correct 56 ms 12384 KB Output is correct
39 Correct 60 ms 12372 KB Output is correct
40 Correct 57 ms 12392 KB Output is correct
41 Correct 57 ms 12368 KB Output is correct
42 Correct 57 ms 12448 KB Output is correct
43 Correct 55 ms 11604 KB Output is correct
44 Correct 56 ms 12116 KB Output is correct
45 Correct 52 ms 12116 KB Output is correct
46 Correct 57 ms 13136 KB Output is correct
47 Correct 47 ms 11864 KB Output is correct
48 Correct 49 ms 11760 KB Output is correct
49 Correct 58 ms 10772 KB Output is correct
50 Correct 48 ms 11428 KB Output is correct
51 Correct 49 ms 11860 KB Output is correct
52 Correct 48 ms 11600 KB Output is correct