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Submission #901294

# Submission time Handle Problem Language Result Execution time Memory
901294 2024-01-09T09:34:50 Z KienTran Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 85 ms 13136 KB 
#include <bits/stdc++.h>
#define int long long

using namespace std;

const int O = 2e5 + 5;
const int base = 500;
const int mod = 998244353;

int n, q, s, t, temp, a[O], b[O];

main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    cin >> n >> q >> s >> t; s = -s;
    for (int i = 0; i <= n; ++ i){
        cin >> a[i];
        if (i){
            b[i] = a[i] - a[i - 1];
            temp += abs(b[i]) * (b[i] > 0 ? s : t);
        }
    }

    for (int i = 1; i <= q; ++ i){
        int l, r, x; cin >> l >> r >> x;

        temp -= abs(b[l]) * (b[l] > 0 ? s : t);
        b[l] += x;
        temp += abs(b[l]) * (b[l] > 0 ? s : t);

        if (r == n){
            cout << temp << "\n";
            continue;
        }

        temp -= abs(b[r + 1]) * (b[r + 1] > 0 ? s : t);
        b[r + 1] -= x;
        temp += abs(b[r + 1]) * (b[r + 1] > 0 ? s : t);

        cout << temp << "\n";
    }
}
/***
6 6
2 7 9 10 13 16
***/

Compilation message

foehn_phenomena.cpp:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main(){
      | ^~~~

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2524 KB Output is correct
11 Correct 2 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2528 KB Output is correct
16 Correct 1 ms 2392 KB Output is correct
17 Correct 2 ms 2396 KB Output is correct
18 Correct 1 ms 2536 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 0 ms 2396 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 70 ms 10172 KB Output is correct
2 Correct 71 ms 10832 KB Output is correct
3 Correct 85 ms 11616 KB Output is correct
4 Correct 68 ms 10808 KB Output is correct
5 Correct 73 ms 12112 KB Output is correct
6 Correct 65 ms 11140 KB Output is correct
7 Correct 66 ms 10928 KB Output is correct
8 Correct 73 ms 11836 KB Output is correct
9 Correct 74 ms 12112 KB Output is correct
10 Correct 72 ms 10980 KB Output is correct
11 Correct 62 ms 10832 KB Output is correct
12 Correct 65 ms 11604 KB Output is correct
13 Correct 63 ms 11860 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2524 KB Output is correct
11 Correct 2 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2528 KB Output is correct
16 Correct 1 ms 2392 KB Output is correct
17 Correct 2 ms 2396 KB Output is correct
18 Correct 1 ms 2536 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 0 ms 2396 KB Output is correct
22 Correct 70 ms 10172 KB Output is correct
23 Correct 71 ms 10832 KB Output is correct
24 Correct 85 ms 11616 KB Output is correct
25 Correct 68 ms 10808 KB Output is correct
26 Correct 73 ms 12112 KB Output is correct
27 Correct 65 ms 11140 KB Output is correct
28 Correct 66 ms 10928 KB Output is correct
29 Correct 73 ms 11836 KB Output is correct
30 Correct 74 ms 12112 KB Output is correct
31 Correct 72 ms 10980 KB Output is correct
32 Correct 62 ms 10832 KB Output is correct
33 Correct 65 ms 11604 KB Output is correct
34 Correct 63 ms 11860 KB Output is correct
35 Correct 70 ms 10320 KB Output is correct
36 Correct 82 ms 11904 KB Output is correct
37 Correct 75 ms 12624 KB Output is correct
38 Correct 74 ms 12544 KB Output is correct
39 Correct 73 ms 12516 KB Output is correct
40 Correct 74 ms 12372 KB Output is correct
41 Correct 76 ms 12368 KB Output is correct
42 Correct 73 ms 12368 KB Output is correct
43 Correct 76 ms 11564 KB Output is correct
44 Correct 73 ms 11988 KB Output is correct
45 Correct 80 ms 12172 KB Output is correct
46 Correct 75 ms 13136 KB Output is correct
47 Correct 67 ms 11744 KB Output is correct
48 Correct 69 ms 11760 KB Output is correct
49 Correct 64 ms 10756 KB Output is correct
50 Correct 63 ms 11600 KB Output is correct
51 Correct 65 ms 11860 KB Output is correct
52 Correct 65 ms 11688 KB Output is correct