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Submission #523963

# Submission time Handle Problem Language Result Execution time Memory
523963 2022-02-08T13:26:28 Z Monarchuwu Foehn Phenomena (JOI17_foehn_phenomena) C++17
100 / 100
 111 ms 13148 KB 
#include<iostream>
#include<algorithm>
using namespace std;
typedef long long ll;

const int N = 2e5 + 8;
int n, q, s, t;
ll a[N], d[N];

ll get(ll x) {
    if (x > 0)
        return -x * s;
    return -x * t;
}

int main() {
    cin.tie(NULL)->sync_with_stdio(false);
    cin >> n >> q >> s >> t;
    for (int i = 0; i <= n; ++i) cin >> a[i];
    for (int i = 1; i <= n; ++i) d[i] = a[i] - a[i - 1];

    ll sum(0);
    for (int i = 1; i <= n; ++i)
        sum += get(d[i]);

    int l, r, x; while (q--) {
        cin >> l >> r >> x; // l and r+1

        sum -= get(d[l]);
        d[l] += x;
        sum += get(d[l]);

        if (r != n) {
            sum -= get(d[r + 1]);
            d[r + 1] -= x;
            sum += get(d[r + 1]);
        }

        cout << sum << '\n';
    }
}
/**  /\_/\
 *  (= ._.)
 *  / >0  \>1
**/

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 2 ms 328 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 2 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 328 KB Output is correct
12 Correct 1 ms 324 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 10352 KB Output is correct
2 Correct 98 ms 10820 KB Output is correct
3 Correct 95 ms 11400 KB Output is correct
4 Correct 91 ms 10832 KB Output is correct
5 Correct 96 ms 11988 KB Output is correct
6 Correct 85 ms 11016 KB Output is correct
7 Correct 96 ms 10976 KB Output is correct
8 Correct 97 ms 11948 KB Output is correct
9 Correct 93 ms 12064 KB Output is correct
10 Correct 98 ms 10820 KB Output is correct
11 Correct 81 ms 10880 KB Output is correct
12 Correct 80 ms 11564 KB Output is correct
13 Correct 80 ms 11844 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 2 ms 328 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 2 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 328 KB Output is correct
12 Correct 1 ms 324 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 98 ms 10352 KB Output is correct
23 Correct 98 ms 10820 KB Output is correct
24 Correct 95 ms 11400 KB Output is correct
25 Correct 91 ms 10832 KB Output is correct
26 Correct 96 ms 11988 KB Output is correct
27 Correct 85 ms 11016 KB Output is correct
28 Correct 96 ms 10976 KB Output is correct
29 Correct 97 ms 11948 KB Output is correct
30 Correct 93 ms 12064 KB Output is correct
31 Correct 98 ms 10820 KB Output is correct
32 Correct 81 ms 10880 KB Output is correct
33 Correct 80 ms 11564 KB Output is correct
34 Correct 80 ms 11844 KB Output is correct
35 Correct 92 ms 10304 KB Output is correct
36 Correct 100 ms 11716 KB Output is correct
37 Correct 99 ms 12612 KB Output is correct
38 Correct 108 ms 12440 KB Output is correct
39 Correct 97 ms 12444 KB Output is correct
40 Correct 102 ms 12452 KB Output is correct
41 Correct 111 ms 12256 KB Output is correct
42 Correct 98 ms 12464 KB Output is correct
43 Correct 100 ms 11652 KB Output is correct
44 Correct 96 ms 11940 KB Output is correct
45 Correct 100 ms 12076 KB Output is correct
46 Correct 100 ms 13148 KB Output is correct
47 Correct 83 ms 11640 KB Output is correct
48 Correct 86 ms 11604 KB Output is correct
49 Correct 87 ms 10692 KB Output is correct
50 Correct 78 ms 11448 KB Output is correct
51 Correct 78 ms 11764 KB Output is correct
52 Correct 86 ms 11584 KB Output is correct