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Submission #1046765

# Submission time Handle Problem Language Result Execution time Memory
1046765 2024-08-06T22:02:50 Z DeathIsAwe Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 360 ms 7488 KB 
    #include <bits/stdc++.h>
    using namespace std;
    #define ll long long
    #define int long long
     
    int32_t main() {
        int n, q, s, t; cin >> n >> q >> s >> t;
        vector<int> altitudes(n + 1), diffs(n);
        for (int i=0;i<n+1;i++) {
            cin >> altitudes[i];
        }
        ll ans = 0;
        for (int i=0;i<n;i++) {
            diffs[i] = altitudes[i+1] - altitudes[i];
            if (diffs[i] < 0) {
                ans -= t * diffs[i];
            } else {
                ans -= s * diffs[i];
            }
        }
     
     
        int a, b, c;
        for (int i=0;i<q;i++) {
            cin >> a >> b >> c;
            if (diffs[a - 1] > 0) {
                diffs[a - 1] += c;
                ans -= s * c;
                if (diffs[a - 1] < 0) {
                    ans -= (-s + t) * diffs[a - 1];
                }
            } else {
                diffs[a - 1] += c;
                ans -= t * c;
                if (diffs[a - 1] > 0) {
                    ans -= (s - t) * diffs[a - 1];
                }
            }
            if (b != n) {
                if (diffs[b] > 0) {
                    diffs[b] -= c;
                    ans += s * c;
                    if (diffs[b] < 0) {
                        ans += (s - t) * diffs[b];
                    }
                } else {
                    diffs[b] -= c;
                    ans += t * c;
                    if (diffs[b] > 0) {
                        ans += (-s + t) * diffs[b];
                    }
                }
            }
            cout << ans << '\n';
        }
    }

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 348 KB Output is correct
2 Correct 3 ms 492 KB Output is correct
3 Correct 3 ms 496 KB Output is correct
4 Correct 3 ms 488 KB Output is correct
5 Correct 3 ms 348 KB Output is correct
6 Correct 3 ms 348 KB Output is correct
7 Correct 3 ms 348 KB Output is correct
8 Correct 3 ms 348 KB Output is correct
9 Correct 3 ms 348 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 3 ms 348 KB Output is correct
12 Correct 4 ms 348 KB Output is correct
13 Correct 3 ms 348 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 3 ms 348 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 3 ms 348 KB Output is correct
18 Correct 3 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 318 ms 4852 KB Output is correct
2 Correct 316 ms 5572 KB Output is correct
3 Correct 307 ms 6148 KB Output is correct
4 Correct 356 ms 5204 KB Output is correct
5 Correct 330 ms 5972 KB Output is correct
6 Correct 307 ms 6736 KB Output is correct
7 Correct 340 ms 6484 KB Output is correct
8 Correct 332 ms 6484 KB Output is correct
9 Correct 331 ms 6740 KB Output is correct
10 Correct 311 ms 5360 KB Output is correct
11 Correct 326 ms 6480 KB Output is correct
12 Correct 295 ms 6740 KB Output is correct
13 Correct 298 ms 7248 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 348 KB Output is correct
2 Correct 3 ms 492 KB Output is correct
3 Correct 3 ms 496 KB Output is correct
4 Correct 3 ms 488 KB Output is correct
5 Correct 3 ms 348 KB Output is correct
6 Correct 3 ms 348 KB Output is correct
7 Correct 3 ms 348 KB Output is correct
8 Correct 3 ms 348 KB Output is correct
9 Correct 3 ms 348 KB Output is correct
10 Correct 3 ms 348 KB Output is correct
11 Correct 3 ms 348 KB Output is correct
12 Correct 4 ms 348 KB Output is correct
13 Correct 3 ms 348 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 3 ms 348 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 3 ms 348 KB Output is correct
18 Correct 3 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 318 ms 4852 KB Output is correct
23 Correct 316 ms 5572 KB Output is correct
24 Correct 307 ms 6148 KB Output is correct
25 Correct 356 ms 5204 KB Output is correct
26 Correct 330 ms 5972 KB Output is correct
27 Correct 307 ms 6736 KB Output is correct
28 Correct 340 ms 6484 KB Output is correct
29 Correct 332 ms 6484 KB Output is correct
30 Correct 331 ms 6740 KB Output is correct
31 Correct 311 ms 5360 KB Output is correct
32 Correct 326 ms 6480 KB Output is correct
33 Correct 295 ms 6740 KB Output is correct
34 Correct 298 ms 7248 KB Output is correct
35 Correct 360 ms 5132 KB Output is correct
36 Correct 336 ms 6484 KB Output is correct
37 Correct 317 ms 7488 KB Output is correct
38 Correct 316 ms 6996 KB Output is correct
39 Correct 311 ms 7108 KB Output is correct
40 Correct 315 ms 7072 KB Output is correct
41 Correct 328 ms 7108 KB Output is correct
42 Correct 315 ms 6992 KB Output is correct
43 Correct 311 ms 6452 KB Output is correct
44 Correct 317 ms 6740 KB Output is correct
45 Correct 318 ms 6344 KB Output is correct
46 Correct 330 ms 7152 KB Output is correct
47 Correct 304 ms 6988 KB Output is correct
48 Correct 319 ms 7248 KB Output is correct
49 Correct 306 ms 6228 KB Output is correct
50 Correct 291 ms 7120 KB Output is correct
51 Correct 309 ms 6960 KB Output is correct
52 Correct 320 ms 7000 KB Output is correct