/*
Foehn Phenomena
https://oj.uz/problem/view/JOI17_foehn_phenomena
*/
#include <bits/stdc++.h>
using namespace std;
int main() {
ios::sync_with_stdio(0), cin.tie(0);
int n, q, s, t; cin >> n >> q >> s >> t, n++;
vector<int> a(n); for (int& x : a) cin >> x;
vector<long long> d(n - 1);
long long c = 0;
auto upd = [&](int i, int x) {
c -= d[i] * (d[i] >= 0 ? t : s);
d[i] += x;
c += d[i] * (d[i] >= 0 ? t : s);
};
for (int i = 0; i < n - 1; i++) upd(i, a[i] - a[i + 1]);
while (q--) {
int l, r, x; cin >> l >> r >> x;
upd(l - 1, -x);
if (r < n - 1) upd(r, +x);
cout << c << '\n';
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
340 KB |
Output is correct |
| 2 |
Correct |
2 ms |
340 KB |
Output is correct |
| 3 |
Correct |
2 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
2 ms |
340 KB |
Output is correct |
| 6 |
Correct |
2 ms |
332 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
2 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
2 ms |
340 KB |
Output is correct |
| 11 |
Correct |
2 ms |
328 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
2 ms |
340 KB |
Output is correct |
| 15 |
Correct |
2 ms |
364 KB |
Output is correct |
| 16 |
Correct |
2 ms |
328 KB |
Output is correct |
| 17 |
Correct |
2 ms |
368 KB |
Output is correct |
| 18 |
Correct |
2 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
320 KB |
Output is correct |
| 20 |
Correct |
1 ms |
212 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
101 ms |
9460 KB |
Output is correct |
| 2 |
Correct |
108 ms |
10068 KB |
Output is correct |
| 3 |
Correct |
117 ms |
10608 KB |
Output is correct |
| 4 |
Correct |
98 ms |
10000 KB |
Output is correct |
| 5 |
Correct |
101 ms |
11164 KB |
Output is correct |
| 6 |
Correct |
82 ms |
10192 KB |
Output is correct |
| 7 |
Correct |
79 ms |
10188 KB |
Output is correct |
| 8 |
Correct |
121 ms |
11036 KB |
Output is correct |
| 9 |
Correct |
101 ms |
11380 KB |
Output is correct |
| 10 |
Correct |
113 ms |
10024 KB |
Output is correct |
| 11 |
Correct |
98 ms |
10056 KB |
Output is correct |
| 12 |
Correct |
80 ms |
10924 KB |
Output is correct |
| 13 |
Correct |
109 ms |
11068 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
340 KB |
Output is correct |
| 2 |
Correct |
2 ms |
340 KB |
Output is correct |
| 3 |
Correct |
2 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
2 ms |
340 KB |
Output is correct |
| 6 |
Correct |
2 ms |
332 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
2 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
2 ms |
340 KB |
Output is correct |
| 11 |
Correct |
2 ms |
328 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
2 ms |
340 KB |
Output is correct |
| 15 |
Correct |
2 ms |
364 KB |
Output is correct |
| 16 |
Correct |
2 ms |
328 KB |
Output is correct |
| 17 |
Correct |
2 ms |
368 KB |
Output is correct |
| 18 |
Correct |
2 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
320 KB |
Output is correct |
| 20 |
Correct |
1 ms |
212 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| 22 |
Correct |
101 ms |
9460 KB |
Output is correct |
| 23 |
Correct |
108 ms |
10068 KB |
Output is correct |
| 24 |
Correct |
117 ms |
10608 KB |
Output is correct |
| 25 |
Correct |
98 ms |
10000 KB |
Output is correct |
| 26 |
Correct |
101 ms |
11164 KB |
Output is correct |
| 27 |
Correct |
82 ms |
10192 KB |
Output is correct |
| 28 |
Correct |
79 ms |
10188 KB |
Output is correct |
| 29 |
Correct |
121 ms |
11036 KB |
Output is correct |
| 30 |
Correct |
101 ms |
11380 KB |
Output is correct |
| 31 |
Correct |
113 ms |
10024 KB |
Output is correct |
| 32 |
Correct |
98 ms |
10056 KB |
Output is correct |
| 33 |
Correct |
80 ms |
10924 KB |
Output is correct |
| 34 |
Correct |
109 ms |
11068 KB |
Output is correct |
| 35 |
Correct |
104 ms |
9540 KB |
Output is correct |
| 36 |
Correct |
97 ms |
11072 KB |
Output is correct |
| 37 |
Correct |
127 ms |
11848 KB |
Output is correct |
| 38 |
Correct |
101 ms |
11592 KB |
Output is correct |
| 39 |
Correct |
113 ms |
11648 KB |
Output is correct |
| 40 |
Correct |
143 ms |
11596 KB |
Output is correct |
| 41 |
Correct |
107 ms |
11500 KB |
Output is correct |
| 42 |
Correct |
99 ms |
11596 KB |
Output is correct |
| 43 |
Correct |
103 ms |
10824 KB |
Output is correct |
| 44 |
Correct |
109 ms |
11172 KB |
Output is correct |
| 45 |
Correct |
144 ms |
11216 KB |
Output is correct |
| 46 |
Correct |
103 ms |
12348 KB |
Output is correct |
| 47 |
Correct |
80 ms |
10908 KB |
Output is correct |
| 48 |
Correct |
92 ms |
10808 KB |
Output is correct |
| 49 |
Correct |
87 ms |
9876 KB |
Output is correct |
| 50 |
Correct |
88 ms |
10660 KB |
Output is correct |
| 51 |
Correct |
87 ms |
11104 KB |
Output is correct |
| 52 |
Correct |
78 ms |
10868 KB |
Output is correct |
