#include <bits/stdc++.h>
using namespace std;
const int N = 200005;
int n, q, S, T;
int a[N];
long long c[N];
long long ans;
long long calc(long long v) { if (v < 0) return 1LL * v * S; else return 1LL * v * T; }
int main() {
ios_base::sync_with_stdio(false); cin.tie(0);
cin >> n >> q >> S >> T;
for (int i = 0; i <= n; ++i) cin >> a[i];
for (int i = 0; i <= n - 1; ++i) {
c[i] = a[i] - a[i+1];
ans += calc(c[i]);
}
while(q--) {
int l, r, X; cin >> l >> r >> X;
if (l > 0) {
ans -= calc(c[l - 1]);
c[l - 1] -= X;
ans += calc(c[l - 1]);
}
if (r < n) {
ans -= calc(c[r]);
c[r] += X;
ans += calc(c[r]);
}
printf("%lld\n", ans);
}
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
4520 KB |
Output is correct |
2 |
Correct |
0 ms |
4520 KB |
Output is correct |
3 |
Correct |
0 ms |
4520 KB |
Output is correct |
4 |
Correct |
0 ms |
4520 KB |
Output is correct |
5 |
Correct |
0 ms |
4520 KB |
Output is correct |
6 |
Correct |
0 ms |
4520 KB |
Output is correct |
7 |
Correct |
0 ms |
4520 KB |
Output is correct |
8 |
Correct |
0 ms |
4520 KB |
Output is correct |
9 |
Correct |
0 ms |
4520 KB |
Output is correct |
10 |
Correct |
0 ms |
4520 KB |
Output is correct |
11 |
Correct |
0 ms |
4520 KB |
Output is correct |
12 |
Correct |
0 ms |
4520 KB |
Output is correct |
13 |
Correct |
0 ms |
4520 KB |
Output is correct |
14 |
Correct |
0 ms |
4520 KB |
Output is correct |
15 |
Correct |
0 ms |
4520 KB |
Output is correct |
16 |
Correct |
0 ms |
4520 KB |
Output is correct |
17 |
Correct |
0 ms |
4520 KB |
Output is correct |
18 |
Correct |
0 ms |
4520 KB |
Output is correct |
19 |
Correct |
0 ms |
4520 KB |
Output is correct |
20 |
Correct |
0 ms |
4520 KB |
Output is correct |
21 |
Correct |
0 ms |
4520 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
126 ms |
4520 KB |
Output is correct |
2 |
Correct |
126 ms |
4520 KB |
Output is correct |
3 |
Correct |
146 ms |
4520 KB |
Output is correct |
4 |
Correct |
133 ms |
4520 KB |
Output is correct |
5 |
Correct |
146 ms |
4520 KB |
Output is correct |
6 |
Correct |
133 ms |
4520 KB |
Output is correct |
7 |
Correct |
106 ms |
4520 KB |
Output is correct |
8 |
Correct |
159 ms |
4520 KB |
Output is correct |
9 |
Correct |
139 ms |
4520 KB |
Output is correct |
10 |
Correct |
129 ms |
4520 KB |
Output is correct |
11 |
Correct |
113 ms |
4520 KB |
Output is correct |
12 |
Correct |
103 ms |
4520 KB |
Output is correct |
13 |
Correct |
109 ms |
4520 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
4520 KB |
Output is correct |
2 |
Correct |
0 ms |
4520 KB |
Output is correct |
3 |
Correct |
0 ms |
4520 KB |
Output is correct |
4 |
Correct |
0 ms |
4520 KB |
Output is correct |
5 |
Correct |
0 ms |
4520 KB |
Output is correct |
6 |
Correct |
0 ms |
4520 KB |
Output is correct |
7 |
Correct |
0 ms |
4520 KB |
Output is correct |
8 |
Correct |
0 ms |
4520 KB |
Output is correct |
9 |
Correct |
0 ms |
4520 KB |
Output is correct |
10 |
Correct |
0 ms |
4520 KB |
Output is correct |
11 |
Correct |
0 ms |
4520 KB |
Output is correct |
12 |
Correct |
0 ms |
4520 KB |
Output is correct |
13 |
Correct |
0 ms |
4520 KB |
Output is correct |
14 |
Correct |
0 ms |
4520 KB |
Output is correct |
15 |
Correct |
0 ms |
4520 KB |
Output is correct |
16 |
Correct |
0 ms |
4520 KB |
Output is correct |
17 |
Correct |
0 ms |
4520 KB |
Output is correct |
18 |
Correct |
0 ms |
4520 KB |
Output is correct |
19 |
Correct |
0 ms |
4520 KB |
Output is correct |
20 |
Correct |
0 ms |
4520 KB |
Output is correct |
21 |
Correct |
0 ms |
4520 KB |
Output is correct |
22 |
Correct |
126 ms |
4520 KB |
Output is correct |
23 |
Correct |
126 ms |
4520 KB |
Output is correct |
24 |
Correct |
146 ms |
4520 KB |
Output is correct |
25 |
Correct |
133 ms |
4520 KB |
Output is correct |
26 |
Correct |
146 ms |
4520 KB |
Output is correct |
27 |
Correct |
133 ms |
4520 KB |
Output is correct |
28 |
Correct |
106 ms |
4520 KB |
Output is correct |
29 |
Correct |
159 ms |
4520 KB |
Output is correct |
30 |
Correct |
139 ms |
4520 KB |
Output is correct |
31 |
Correct |
129 ms |
4520 KB |
Output is correct |
32 |
Correct |
113 ms |
4520 KB |
Output is correct |
33 |
Correct |
103 ms |
4520 KB |
Output is correct |
34 |
Correct |
109 ms |
4520 KB |
Output is correct |
35 |
Correct |
129 ms |
4520 KB |
Output is correct |
36 |
Correct |
153 ms |
4520 KB |
Output is correct |
37 |
Correct |
169 ms |
4520 KB |
Output is correct |
38 |
Correct |
156 ms |
4520 KB |
Output is correct |
39 |
Correct |
133 ms |
4520 KB |
Output is correct |
40 |
Correct |
149 ms |
4520 KB |
Output is correct |
41 |
Correct |
126 ms |
4520 KB |
Output is correct |
42 |
Correct |
149 ms |
4520 KB |
Output is correct |
43 |
Correct |
146 ms |
4520 KB |
Output is correct |
44 |
Correct |
123 ms |
4520 KB |
Output is correct |
45 |
Correct |
136 ms |
4520 KB |
Output is correct |
46 |
Correct |
139 ms |
4520 KB |
Output is correct |
47 |
Correct |
106 ms |
4520 KB |
Output is correct |
48 |
Correct |
126 ms |
4520 KB |
Output is correct |
49 |
Correct |
133 ms |
4520 KB |
Output is correct |
50 |
Correct |
119 ms |
4520 KB |
Output is correct |
51 |
Correct |
99 ms |
4520 KB |
Output is correct |
52 |
Correct |
99 ms |
4520 KB |
Output is correct |