#include<bits/stdc++.h>
using namespace std;
#define int long long
const int N = 200005;
int n , q , s , t , ans;
int a[N] , bit[N];
signed main(){
//freopen("1.inp","r",stdin);
cin >> n >> q >> s >> t;
n++;
for(int i = 1 ; i <= n ; ++ i)
cin >> a[i];
for(int i = 2; i <= n ; i ++){
bit[i] = a[i] - a[i - 1];
if (bit[i] >= 0) ans -= bit[i] * s;
else ans -= bit[i] * t;
}
while(q--){
int l , r , val;
cin >> l >> r >> val;
l++ ; r++;
if (bit[l] >= 0) ans += bit[l] * s;
else ans += bit[l] * t;
bit[l] += val;
if (bit[l] >= 0) ans -= bit[l] * s;
else ans -= bit[l] * t;
if (r != n) {
if (bit[r + 1] >= 0) ans += bit[r + 1] * s;
else ans += bit[r + 1] * t;
bit[r + 1] -= val;
if (bit[r + 1] >= 0) ans -= bit[r + 1] * s;
else ans -= bit[r + 1] * t;
}
cout << ans <<"\n";
}
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
376 KB |
Output is correct |
| 2 |
Correct |
8 ms |
488 KB |
Output is correct |
| 3 |
Correct |
8 ms |
488 KB |
Output is correct |
| 4 |
Correct |
8 ms |
488 KB |
Output is correct |
| 5 |
Correct |
8 ms |
492 KB |
Output is correct |
| 6 |
Correct |
8 ms |
500 KB |
Output is correct |
| 7 |
Correct |
9 ms |
692 KB |
Output is correct |
| 8 |
Correct |
8 ms |
692 KB |
Output is correct |
| 9 |
Correct |
8 ms |
692 KB |
Output is correct |
| 10 |
Correct |
8 ms |
692 KB |
Output is correct |
| 11 |
Correct |
8 ms |
692 KB |
Output is correct |
| 12 |
Correct |
8 ms |
804 KB |
Output is correct |
| 13 |
Correct |
8 ms |
804 KB |
Output is correct |
| 14 |
Correct |
8 ms |
804 KB |
Output is correct |
| 15 |
Correct |
7 ms |
804 KB |
Output is correct |
| 16 |
Correct |
8 ms |
804 KB |
Output is correct |
| 17 |
Correct |
8 ms |
804 KB |
Output is correct |
| 18 |
Correct |
8 ms |
804 KB |
Output is correct |
| 19 |
Correct |
2 ms |
804 KB |
Output is correct |
| 20 |
Correct |
2 ms |
804 KB |
Output is correct |
| 21 |
Correct |
2 ms |
804 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
654 ms |
5112 KB |
Output is correct |
| 2 |
Correct |
653 ms |
5932 KB |
Output is correct |
| 3 |
Correct |
649 ms |
6316 KB |
Output is correct |
| 4 |
Correct |
646 ms |
6316 KB |
Output is correct |
| 5 |
Correct |
683 ms |
6400 KB |
Output is correct |
| 6 |
Correct |
597 ms |
6700 KB |
Output is correct |
| 7 |
Correct |
598 ms |
6700 KB |
Output is correct |
| 8 |
Correct |
668 ms |
6828 KB |
Output is correct |
| 9 |
Correct |
654 ms |
7084 KB |
Output is correct |
| 10 |
Correct |
672 ms |
7084 KB |
Output is correct |
| 11 |
Correct |
592 ms |
7084 KB |
Output is correct |
| 12 |
Correct |
636 ms |
7084 KB |
Output is correct |
| 13 |
Correct |
638 ms |
7724 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
376 KB |
Output is correct |
| 2 |
Correct |
8 ms |
488 KB |
Output is correct |
| 3 |
Correct |
8 ms |
488 KB |
Output is correct |
| 4 |
Correct |
8 ms |
488 KB |
Output is correct |
| 5 |
Correct |
8 ms |
492 KB |
Output is correct |
| 6 |
Correct |
8 ms |
500 KB |
Output is correct |
| 7 |
Correct |
9 ms |
692 KB |
Output is correct |
| 8 |
Correct |
8 ms |
692 KB |
Output is correct |
| 9 |
Correct |
8 ms |
692 KB |
Output is correct |
| 10 |
Correct |
8 ms |
692 KB |
Output is correct |
| 11 |
Correct |
8 ms |
692 KB |
Output is correct |
| 12 |
Correct |
8 ms |
804 KB |
Output is correct |
| 13 |
Correct |
8 ms |
804 KB |
Output is correct |
| 14 |
Correct |
8 ms |
804 KB |
Output is correct |
| 15 |
Correct |
7 ms |
804 KB |
Output is correct |
| 16 |
Correct |
8 ms |
804 KB |
Output is correct |
| 17 |
Correct |
8 ms |
804 KB |
Output is correct |
| 18 |
Correct |
8 ms |
804 KB |
Output is correct |
| 19 |
Correct |
2 ms |
804 KB |
Output is correct |
| 20 |
Correct |
2 ms |
804 KB |
Output is correct |
| 21 |
Correct |
2 ms |
804 KB |
Output is correct |
| 22 |
Correct |
654 ms |
5112 KB |
Output is correct |
| 23 |
Correct |
653 ms |
5932 KB |
Output is correct |
| 24 |
Correct |
649 ms |
6316 KB |
Output is correct |
| 25 |
Correct |
646 ms |
6316 KB |
Output is correct |
| 26 |
Correct |
683 ms |
6400 KB |
Output is correct |
| 27 |
Correct |
597 ms |
6700 KB |
Output is correct |
| 28 |
Correct |
598 ms |
6700 KB |
Output is correct |
| 29 |
Correct |
668 ms |
6828 KB |
Output is correct |
| 30 |
Correct |
654 ms |
7084 KB |
Output is correct |
| 31 |
Correct |
672 ms |
7084 KB |
Output is correct |
| 32 |
Correct |
592 ms |
7084 KB |
Output is correct |
| 33 |
Correct |
636 ms |
7084 KB |
Output is correct |
| 34 |
Correct |
638 ms |
7724 KB |
Output is correct |
| 35 |
Correct |
650 ms |
7724 KB |
Output is correct |
| 36 |
Correct |
665 ms |
7724 KB |
Output is correct |
| 37 |
Correct |
718 ms |
7724 KB |
Output is correct |
| 38 |
Correct |
675 ms |
7724 KB |
Output is correct |
| 39 |
Correct |
656 ms |
7724 KB |
Output is correct |
| 40 |
Correct |
661 ms |
7724 KB |
Output is correct |
| 41 |
Correct |
648 ms |
7724 KB |
Output is correct |
| 42 |
Correct |
652 ms |
7724 KB |
Output is correct |
| 43 |
Correct |
671 ms |
7724 KB |
Output is correct |
| 44 |
Correct |
651 ms |
7724 KB |
Output is correct |
| 45 |
Correct |
684 ms |
7724 KB |
Output is correct |
| 46 |
Correct |
673 ms |
7724 KB |
Output is correct |
| 47 |
Correct |
601 ms |
7724 KB |
Output is correct |
| 48 |
Correct |
587 ms |
7724 KB |
Output is correct |
| 49 |
Correct |
638 ms |
7724 KB |
Output is correct |
| 50 |
Correct |
596 ms |
7724 KB |
Output is correct |
| 51 |
Correct |
622 ms |
7724 KB |
Output is correct |
| 52 |
Correct |
596 ms |
7724 KB |
Output is correct |
