#include <bits/stdc++.h>
using namespace std;
#define ll long long
int main() {
ll n, q, s, t;
cin >> n >> q >> s >> t;
ll a[n + 1];
for (int i = 0; i <= n; i++) cin >> a[i];
ll ans = 0;
ll diff[n + 1];
for (int i = 1; i <= n; i++) {
diff[i] = a[i] - a[i - 1];
if (diff[i] > 0) ans -= s * diff[i];
else ans += t * -diff[i];
}
while (q--) {
int l, r, k;
cin >> l >> r >> k;
if (l >= 1) {
if (diff[l] > 0) ans += s * diff[l];
else ans -= t * -diff[l];
diff[l] += k;
if (diff[l] > 0) ans -= s * diff[l];
else ans += t * -diff[l];
}
if (r < n) {
if (diff[r + 1] > 0) ans += s * diff[r + 1];
else ans -= t * -diff[r + 1];
diff[r + 1] -= k;
if (diff[r + 1] > 0) ans -= s * diff[r + 1];
else ans += t * -diff[r + 1];
}
cout << ans << endl;
}
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
340 KB |
Output is correct |
| 2 |
Correct |
5 ms |
356 KB |
Output is correct |
| 3 |
Correct |
5 ms |
312 KB |
Output is correct |
| 4 |
Correct |
5 ms |
340 KB |
Output is correct |
| 5 |
Correct |
5 ms |
308 KB |
Output is correct |
| 6 |
Correct |
5 ms |
340 KB |
Output is correct |
| 7 |
Correct |
5 ms |
340 KB |
Output is correct |
| 8 |
Correct |
5 ms |
312 KB |
Output is correct |
| 9 |
Correct |
5 ms |
340 KB |
Output is correct |
| 10 |
Correct |
5 ms |
340 KB |
Output is correct |
| 11 |
Correct |
7 ms |
340 KB |
Output is correct |
| 12 |
Correct |
5 ms |
340 KB |
Output is correct |
| 13 |
Correct |
5 ms |
308 KB |
Output is correct |
| 14 |
Correct |
6 ms |
340 KB |
Output is correct |
| 15 |
Correct |
5 ms |
312 KB |
Output is correct |
| 16 |
Correct |
5 ms |
340 KB |
Output is correct |
| 17 |
Correct |
5 ms |
340 KB |
Output is correct |
| 18 |
Correct |
5 ms |
340 KB |
Output is correct |
| 19 |
Correct |
0 ms |
340 KB |
Output is correct |
| 20 |
Correct |
0 ms |
300 KB |
Output is correct |
| 21 |
Correct |
0 ms |
212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
472 ms |
10180 KB |
Output is correct |
| 2 |
Correct |
474 ms |
10828 KB |
Output is correct |
| 3 |
Correct |
485 ms |
11464 KB |
Output is correct |
| 4 |
Correct |
466 ms |
10800 KB |
Output is correct |
| 5 |
Correct |
485 ms |
11940 KB |
Output is correct |
| 6 |
Correct |
450 ms |
10960 KB |
Output is correct |
| 7 |
Correct |
440 ms |
10932 KB |
Output is correct |
| 8 |
Correct |
484 ms |
11740 KB |
Output is correct |
| 9 |
Correct |
480 ms |
12220 KB |
Output is correct |
| 10 |
Correct |
472 ms |
10872 KB |
Output is correct |
| 11 |
Correct |
433 ms |
10912 KB |
Output is correct |
| 12 |
Correct |
471 ms |
11792 KB |
Output is correct |
| 13 |
Correct |
434 ms |
12000 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
340 KB |
Output is correct |
| 2 |
Correct |
5 ms |
356 KB |
Output is correct |
| 3 |
Correct |
5 ms |
312 KB |
Output is correct |
| 4 |
Correct |
5 ms |
340 KB |
Output is correct |
| 5 |
Correct |
5 ms |
308 KB |
Output is correct |
| 6 |
Correct |
5 ms |
340 KB |
Output is correct |
| 7 |
Correct |
5 ms |
340 KB |
Output is correct |
| 8 |
Correct |
5 ms |
312 KB |
Output is correct |
| 9 |
Correct |
5 ms |
340 KB |
Output is correct |
| 10 |
Correct |
5 ms |
340 KB |
Output is correct |
| 11 |
Correct |
7 ms |
340 KB |
Output is correct |
| 12 |
Correct |
5 ms |
340 KB |
Output is correct |
| 13 |
Correct |
5 ms |
308 KB |
Output is correct |
| 14 |
Correct |
6 ms |
340 KB |
Output is correct |
| 15 |
Correct |
5 ms |
312 KB |
Output is correct |
| 16 |
Correct |
5 ms |
340 KB |
Output is correct |
| 17 |
Correct |
5 ms |
340 KB |
Output is correct |
| 18 |
Correct |
5 ms |
340 KB |
Output is correct |
| 19 |
Correct |
0 ms |
340 KB |
Output is correct |
| 20 |
Correct |
0 ms |
300 KB |
Output is correct |
| 21 |
Correct |
0 ms |
212 KB |
Output is correct |
| 22 |
Correct |
472 ms |
10180 KB |
Output is correct |
| 23 |
Correct |
474 ms |
10828 KB |
Output is correct |
| 24 |
Correct |
485 ms |
11464 KB |
Output is correct |
| 25 |
Correct |
466 ms |
10800 KB |
Output is correct |
| 26 |
Correct |
485 ms |
11940 KB |
Output is correct |
| 27 |
Correct |
450 ms |
10960 KB |
Output is correct |
| 28 |
Correct |
440 ms |
10932 KB |
Output is correct |
| 29 |
Correct |
484 ms |
11740 KB |
Output is correct |
| 30 |
Correct |
480 ms |
12220 KB |
Output is correct |
| 31 |
Correct |
472 ms |
10872 KB |
Output is correct |
| 32 |
Correct |
433 ms |
10912 KB |
Output is correct |
| 33 |
Correct |
471 ms |
11792 KB |
Output is correct |
| 34 |
Correct |
434 ms |
12000 KB |
Output is correct |
| 35 |
Correct |
468 ms |
10400 KB |
Output is correct |
| 36 |
Correct |
478 ms |
11832 KB |
Output is correct |
| 37 |
Correct |
487 ms |
12664 KB |
Output is correct |
| 38 |
Correct |
475 ms |
12428 KB |
Output is correct |
| 39 |
Correct |
475 ms |
12452 KB |
Output is correct |
| 40 |
Correct |
476 ms |
12528 KB |
Output is correct |
| 41 |
Correct |
479 ms |
12244 KB |
Output is correct |
| 42 |
Correct |
488 ms |
12336 KB |
Output is correct |
| 43 |
Correct |
473 ms |
11568 KB |
Output is correct |
| 44 |
Correct |
476 ms |
12048 KB |
Output is correct |
| 45 |
Correct |
485 ms |
12092 KB |
Output is correct |
| 46 |
Correct |
490 ms |
13172 KB |
Output is correct |
| 47 |
Correct |
445 ms |
11680 KB |
Output is correct |
| 48 |
Correct |
437 ms |
11676 KB |
Output is correct |
| 49 |
Correct |
437 ms |
10620 KB |
Output is correct |
| 50 |
Correct |
435 ms |
11496 KB |
Output is correct |
| 51 |
Correct |
463 ms |
11852 KB |
Output is correct |
| 52 |
Correct |
451 ms |
11552 KB |
Output is correct |
