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Submission #905215

# Submission time Handle Problem Language Result Execution time Memory
905215 2024-01-12T18:22:04 Z andrei_iorgulescu Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 120 ms 13400 KB 
#include <bits/stdc++.h>

using namespace std;

#define int long long

int n,q,s,t;
int dif[200005],a[200005];

int wind(int x)
{
    if (x > n)
        return 0;
    if (dif[x] >= 0)
        return -s * dif[x];
    else
        return t * -dif[x];
}

signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    cin >> n >> q >> s >> t;
    for (int i = 0; i <= n; i++)
        cin >> a[i];
    for (int i = 1; i <= n; i++)
        dif[i] = a[i] - a[i - 1];
    int ans = 0;
    for (int i = 1; i <= n; i++)
        ans += wind(i);
    for (int i = 1; i <= q; i++)
    {
        int l,r,x;
        cin >> l >> r >> x;
        ans -= wind(l);
        ans -= wind(r + 1);
        dif[l] += x;
        dif[r + 1] -= x;
        ans += wind(l);
        ans += wind(r + 1);
        cout << ans << '\n';
    }
    return 0;
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 2 ms 2776 KB Output is correct
5 Correct 2 ms 2396 KB Output is correct
6 Correct 2 ms 2396 KB Output is correct
7 Correct 2 ms 2396 KB Output is correct
8 Correct 2 ms 2396 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 2 ms 2396 KB Output is correct
11 Correct 2 ms 2396 KB Output is correct
12 Correct 2 ms 2396 KB Output is correct
13 Correct 2 ms 2396 KB Output is correct
14 Correct 2 ms 2596 KB Output is correct
15 Correct 2 ms 2396 KB Output is correct
16 Correct 2 ms 2396 KB Output is correct
17 Correct 2 ms 2396 KB Output is correct
18 Correct 2 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 10324 KB Output is correct
2 Correct 78 ms 11044 KB Output is correct
3 Correct 81 ms 11584 KB Output is correct
4 Correct 74 ms 10784 KB Output is correct
5 Correct 81 ms 12088 KB Output is correct
6 Correct 71 ms 11092 KB Output is correct
7 Correct 67 ms 11092 KB Output is correct
8 Correct 82 ms 11876 KB Output is correct
9 Correct 99 ms 12276 KB Output is correct
10 Correct 79 ms 10836 KB Output is correct
11 Correct 63 ms 11092 KB Output is correct
12 Correct 80 ms 11828 KB Output is correct
13 Correct 65 ms 12004 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 2 ms 2776 KB Output is correct
5 Correct 2 ms 2396 KB Output is correct
6 Correct 2 ms 2396 KB Output is correct
7 Correct 2 ms 2396 KB Output is correct
8 Correct 2 ms 2396 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 2 ms 2396 KB Output is correct
11 Correct 2 ms 2396 KB Output is correct
12 Correct 2 ms 2396 KB Output is correct
13 Correct 2 ms 2396 KB Output is correct
14 Correct 2 ms 2596 KB Output is correct
15 Correct 2 ms 2396 KB Output is correct
16 Correct 2 ms 2396 KB Output is correct
17 Correct 2 ms 2396 KB Output is correct
18 Correct 2 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 77 ms 10324 KB Output is correct
23 Correct 78 ms 11044 KB Output is correct
24 Correct 81 ms 11584 KB Output is correct
25 Correct 74 ms 10784 KB Output is correct
26 Correct 81 ms 12088 KB Output is correct
27 Correct 71 ms 11092 KB Output is correct
28 Correct 67 ms 11092 KB Output is correct
29 Correct 82 ms 11876 KB Output is correct
30 Correct 99 ms 12276 KB Output is correct
31 Correct 79 ms 10836 KB Output is correct
32 Correct 63 ms 11092 KB Output is correct
33 Correct 80 ms 11828 KB Output is correct
34 Correct 65 ms 12004 KB Output is correct
35 Correct 76 ms 10536 KB Output is correct
36 Correct 78 ms 11860 KB Output is correct
37 Correct 89 ms 12644 KB Output is correct
38 Correct 79 ms 12372 KB Output is correct
39 Correct 84 ms 12372 KB Output is correct
40 Correct 120 ms 12592 KB Output is correct
41 Correct 85 ms 12404 KB Output is correct
42 Correct 116 ms 12500 KB Output is correct
43 Correct 96 ms 11784 KB Output is correct
44 Correct 96 ms 12120 KB Output is correct
45 Correct 75 ms 12148 KB Output is correct
46 Correct 101 ms 13400 KB Output is correct
47 Correct 73 ms 11836 KB Output is correct
48 Correct 83 ms 11776 KB Output is correct
49 Correct 70 ms 10664 KB Output is correct
50 Correct 79 ms 11468 KB Output is correct
51 Correct 70 ms 12040 KB Output is correct
52 Correct 86 ms 11636 KB Output is correct