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Submission #996861

# Submission time Handle Problem Language Result Execution time Memory
996861 2024-06-11T10:56:22 Z toast12 Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 451 ms 13140 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long

int main() {
    int n, q, s, t;
    cin >> n >> q >> s >> t;
    vector<ll> a(n+1);
    for (int i = 0; i <= n; i++) {
        cin >> a[i];
    }
    vector<ll> diff(n);
    ll pos = 0, neg = 0;
    for (int i = 1; i <= n; i++) {
        diff[i-1] = a[i]-a[i-1];
        if (diff[i-1] < 0)
            neg += abs(diff[i-1]);
        else
            pos += diff[i-1];
    }
    while (q--) {
        int l, r, x;
        cin >> l >> r >> x;
        l--;
        if (diff[l] < 0)
            neg -= abs(diff[l]);
        else
            pos -= abs(diff[l]);
        diff[l] += x;
        if (r < n) {
            if (diff[r] < 0)
                neg -= abs(diff[r]);
            else
                pos -= abs(diff[r]);
            diff[r] -= x;
        }
        if (diff[l] < 0)
            neg += abs(diff[l]);
        else
            pos += diff[l];
        if (r < n) {
            if (diff[r] < 0)
                neg += abs(diff[r]);
            else
                pos += diff[r];
        }
        cout << neg*t - pos*s << '\n';
    }
    return 0;
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 348 KB Output is correct
2 Correct 4 ms 348 KB Output is correct
3 Correct 4 ms 348 KB Output is correct
4 Correct 4 ms 348 KB Output is correct
5 Correct 4 ms 348 KB Output is correct
6 Correct 4 ms 476 KB Output is correct
7 Correct 5 ms 348 KB Output is correct
8 Correct 6 ms 496 KB Output is correct
9 Correct 4 ms 348 KB Output is correct
10 Correct 6 ms 344 KB Output is correct
11 Correct 4 ms 348 KB Output is correct
12 Correct 4 ms 480 KB Output is correct
13 Correct 4 ms 348 KB Output is correct
14 Correct 4 ms 348 KB Output is correct
15 Correct 3 ms 348 KB Output is correct
16 Correct 4 ms 348 KB Output is correct
17 Correct 5 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 0 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 392 ms 8756 KB Output is correct
2 Correct 369 ms 10948 KB Output is correct
3 Correct 351 ms 11600 KB Output is correct
4 Correct 380 ms 10836 KB Output is correct
5 Correct 451 ms 11968 KB Output is correct
6 Correct 355 ms 11092 KB Output is correct
7 Correct 399 ms 10932 KB Output is correct
8 Correct 366 ms 11856 KB Output is correct
9 Correct 388 ms 12192 KB Output is correct
10 Correct 382 ms 10832 KB Output is correct
11 Correct 348 ms 10824 KB Output is correct
12 Correct 391 ms 11696 KB Output is correct
13 Correct 345 ms 11860 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 348 KB Output is correct
2 Correct 4 ms 348 KB Output is correct
3 Correct 4 ms 348 KB Output is correct
4 Correct 4 ms 348 KB Output is correct
5 Correct 4 ms 348 KB Output is correct
6 Correct 4 ms 476 KB Output is correct
7 Correct 5 ms 348 KB Output is correct
8 Correct 6 ms 496 KB Output is correct
9 Correct 4 ms 348 KB Output is correct
10 Correct 6 ms 344 KB Output is correct
11 Correct 4 ms 348 KB Output is correct
12 Correct 4 ms 480 KB Output is correct
13 Correct 4 ms 348 KB Output is correct
14 Correct 4 ms 348 KB Output is correct
15 Correct 3 ms 348 KB Output is correct
16 Correct 4 ms 348 KB Output is correct
17 Correct 5 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 0 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 392 ms 8756 KB Output is correct
23 Correct 369 ms 10948 KB Output is correct
24 Correct 351 ms 11600 KB Output is correct
25 Correct 380 ms 10836 KB Output is correct
26 Correct 451 ms 11968 KB Output is correct
27 Correct 355 ms 11092 KB Output is correct
28 Correct 399 ms 10932 KB Output is correct
29 Correct 366 ms 11856 KB Output is correct
30 Correct 388 ms 12192 KB Output is correct
31 Correct 382 ms 10832 KB Output is correct
32 Correct 348 ms 10824 KB Output is correct
33 Correct 391 ms 11696 KB Output is correct
34 Correct 345 ms 11860 KB Output is correct
35 Correct 395 ms 10324 KB Output is correct
36 Correct 373 ms 11968 KB Output is correct
37 Correct 378 ms 12628 KB Output is correct
38 Correct 390 ms 12372 KB Output is correct
39 Correct 374 ms 12368 KB Output is correct
40 Correct 382 ms 12576 KB Output is correct
41 Correct 386 ms 12368 KB Output is correct
42 Correct 389 ms 12352 KB Output is correct
43 Correct 368 ms 11600 KB Output is correct
44 Correct 376 ms 12112 KB Output is correct
45 Correct 384 ms 12148 KB Output is correct
46 Correct 386 ms 13140 KB Output is correct
47 Correct 370 ms 11588 KB Output is correct
48 Correct 351 ms 11604 KB Output is correct
49 Correct 373 ms 10836 KB Output is correct
50 Correct 354 ms 11568 KB Output is correct
51 Correct 368 ms 11964 KB Output is correct
52 Correct 379 ms 11600 KB Output is correct