#include <bits/stdc++.h>
#define ll long long
using namespace std;
int main()
{
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
int N,Q; ll S,T; cin >> N >> Q >> S >> T;
vector<ll> arr(N+1);
for(int i = 0;i<=N;++i) cin >> arr[i];
vector<ll> diff(N);
for(int i = 0;i<N;++i) diff[i] = arr[i]-arr[i+1];
ll ans = 0;
for(int i = 0;i<N;++i){
if(diff[i] < 0) ans += S*diff[i];
else ans += T*diff[i];
}
//cout << ans << "\n";
while(Q--){
int l,r; ll val; cin >> l >> r >> val;
ll x;
if(diff[l-1] < 0) x = S*diff[l-1];
else x = T*diff[l-1];
ans -= x;
diff[l-1] -= val;
if(diff[l-1] < 0) x = S*diff[l-1];
else x = T*diff[l-1];
ans += x;
if(r < N){
if(diff[r] < 0) x = S*diff[r];
else x = T*diff[r];
ans -= x;
diff[r] += val;
if(diff[r] < 0) x = S*diff[r];
else x = T*diff[r];
ans += x;
}
cout << ans << "\n";
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
324 KB |
Output is correct |
4 |
Correct |
1 ms |
332 KB |
Output is correct |
5 |
Correct |
2 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
328 KB |
Output is correct |
13 |
Correct |
1 ms |
428 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
1 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
260 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
81 ms |
10196 KB |
Output is correct |
2 |
Correct |
88 ms |
10860 KB |
Output is correct |
3 |
Correct |
82 ms |
11480 KB |
Output is correct |
4 |
Correct |
85 ms |
10848 KB |
Output is correct |
5 |
Correct |
86 ms |
12056 KB |
Output is correct |
6 |
Correct |
71 ms |
11084 KB |
Output is correct |
7 |
Correct |
71 ms |
10956 KB |
Output is correct |
8 |
Correct |
103 ms |
11844 KB |
Output is correct |
9 |
Correct |
87 ms |
12096 KB |
Output is correct |
10 |
Correct |
78 ms |
10836 KB |
Output is correct |
11 |
Correct |
65 ms |
10960 KB |
Output is correct |
12 |
Correct |
70 ms |
11648 KB |
Output is correct |
13 |
Correct |
70 ms |
11848 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
324 KB |
Output is correct |
4 |
Correct |
1 ms |
332 KB |
Output is correct |
5 |
Correct |
2 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
328 KB |
Output is correct |
13 |
Correct |
1 ms |
428 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
1 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
260 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
81 ms |
10196 KB |
Output is correct |
23 |
Correct |
88 ms |
10860 KB |
Output is correct |
24 |
Correct |
82 ms |
11480 KB |
Output is correct |
25 |
Correct |
85 ms |
10848 KB |
Output is correct |
26 |
Correct |
86 ms |
12056 KB |
Output is correct |
27 |
Correct |
71 ms |
11084 KB |
Output is correct |
28 |
Correct |
71 ms |
10956 KB |
Output is correct |
29 |
Correct |
103 ms |
11844 KB |
Output is correct |
30 |
Correct |
87 ms |
12096 KB |
Output is correct |
31 |
Correct |
78 ms |
10836 KB |
Output is correct |
32 |
Correct |
65 ms |
10960 KB |
Output is correct |
33 |
Correct |
70 ms |
11648 KB |
Output is correct |
34 |
Correct |
70 ms |
11848 KB |
Output is correct |
35 |
Correct |
78 ms |
10444 KB |
Output is correct |
36 |
Correct |
82 ms |
11860 KB |
Output is correct |
37 |
Correct |
82 ms |
12620 KB |
Output is correct |
38 |
Correct |
82 ms |
12364 KB |
Output is correct |
39 |
Correct |
81 ms |
12452 KB |
Output is correct |
40 |
Correct |
81 ms |
12404 KB |
Output is correct |
41 |
Correct |
82 ms |
12244 KB |
Output is correct |
42 |
Correct |
82 ms |
12344 KB |
Output is correct |
43 |
Correct |
79 ms |
11664 KB |
Output is correct |
44 |
Correct |
84 ms |
11976 KB |
Output is correct |
45 |
Correct |
76 ms |
12104 KB |
Output is correct |
46 |
Correct |
78 ms |
13144 KB |
Output is correct |
47 |
Correct |
72 ms |
11700 KB |
Output is correct |
48 |
Correct |
70 ms |
11608 KB |
Output is correct |
49 |
Correct |
70 ms |
10612 KB |
Output is correct |
50 |
Correct |
66 ms |
11460 KB |
Output is correct |
51 |
Correct |
71 ms |
11860 KB |
Output is correct |
52 |
Correct |
83 ms |
11600 KB |
Output is correct |