oj.uz

Submission #855722

# Submission time Handle Problem Language Result Execution time Memory
855722 2023-10-01T17:11:54 Z annabeth9680 Foehn Phenomena (JOI17_foehn_phenomena) C++17
100 / 100
 80 ms 13136 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;
int32_t main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int N,Q,S,T; cin >> N >> Q >> S >> T;
    vector<int> arr(N+1),diff(N+1);
    cin >> arr[0];
    for(int i = 1;i<=N;++i){
        cin >> arr[i];
        diff[i] = arr[i]-arr[i-1];
    }
    int ans = 0;
    for(int i = 1;i<=N;++i){
        if(diff[i] > 0) ans -= diff[i]*S;
        else ans -= diff[i]*T;
    }
    //cout << ans << "\n";
    while(Q--){
        int l,r,x; cin >> l >> r >> x;
        if(diff[l] > 0) ans += diff[l]*S;
        else ans += diff[l]*T;
        diff[l] += x;
        if(diff[l] > 0) ans -= diff[l]*S;
        else ans -= diff[l]*T;
        //cout << ans << "\n";
        if(r < N){
            if(diff[r+1] > 0) ans += diff[r+1]*S;
            else ans += diff[r+1]*T;
            diff[r+1] -= x;
            if(diff[r+1] > 0) ans -= diff[r+1]*S;
            else ans -= diff[r+1]*T;
        }
        cout << ans << "\n";
    }
    return 0;
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 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 532 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 464 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 528 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 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 75 ms 10292 KB Output is correct
2 Correct 79 ms 10892 KB Output is correct
3 Correct 75 ms 11528 KB Output is correct
4 Correct 71 ms 10836 KB Output is correct
5 Correct 73 ms 12156 KB Output is correct
6 Correct 64 ms 11092 KB Output is correct
7 Correct 66 ms 11004 KB Output is correct
8 Correct 74 ms 11856 KB Output is correct
9 Correct 76 ms 12112 KB Output is correct
10 Correct 75 ms 10832 KB Output is correct
11 Correct 71 ms 11108 KB Output is correct
12 Correct 65 ms 11836 KB Output is correct
13 Correct 63 ms 11980 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 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 532 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 464 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 528 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 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 75 ms 10292 KB Output is correct
23 Correct 79 ms 10892 KB Output is correct
24 Correct 75 ms 11528 KB Output is correct
25 Correct 71 ms 10836 KB Output is correct
26 Correct 73 ms 12156 KB Output is correct
27 Correct 64 ms 11092 KB Output is correct
28 Correct 66 ms 11004 KB Output is correct
29 Correct 74 ms 11856 KB Output is correct
30 Correct 76 ms 12112 KB Output is correct
31 Correct 75 ms 10832 KB Output is correct
32 Correct 71 ms 11108 KB Output is correct
33 Correct 65 ms 11836 KB Output is correct
34 Correct 63 ms 11980 KB Output is correct
35 Correct 72 ms 10320 KB Output is correct
36 Correct 74 ms 11952 KB Output is correct
37 Correct 76 ms 12592 KB Output is correct
38 Correct 77 ms 12392 KB Output is correct
39 Correct 76 ms 12512 KB Output is correct
40 Correct 76 ms 12392 KB Output is correct
41 Correct 76 ms 12376 KB Output is correct
42 Correct 79 ms 12372 KB Output is correct
43 Correct 80 ms 12008 KB Output is correct
44 Correct 75 ms 12032 KB Output is correct
45 Correct 71 ms 12116 KB Output is correct
46 Correct 75 ms 13136 KB Output is correct
47 Correct 65 ms 11856 KB Output is correct
48 Correct 67 ms 11796 KB Output is correct
49 Correct 66 ms 10836 KB Output is correct
50 Correct 63 ms 11604 KB Output is correct
51 Correct 63 ms 11856 KB Output is correct
52 Correct 64 ms 11772 KB Output is correct