#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int MAXN = 200010;
int N, Q;
ll S, T;
ll A[MAXN];
ll diff[MAXN];
ll ans;
ll get_cost(int p) {
if (p > N || diff[p] == 0) {
return 0;
} else if (diff[p] > 0) {
return diff[p] * S;
} else {
return -diff[p] * T;
}
}
int main() {
ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
cin >> N >> Q >> S >> T;
S = -S;
for (int i = 0; i <= N; i++) cin >> A[i];
for (int i = 1; i <= N; i++) {
diff[i] = A[i] - A[i-1];
ans += get_cost(i);
}
for (int q = 0; q < Q; q++) {
int l, r; ll x; cin >> l >> r >> x;
ans -= get_cost(l) + get_cost(r+1);
diff[l] += x;
diff[r+1] -= x;
ans += get_cost(l) + get_cost(r+1);
cout << ans << '\n';
}
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
504 KB |
Output is correct |
| 2 |
Correct |
3 ms |
504 KB |
Output is correct |
| 3 |
Correct |
3 ms |
504 KB |
Output is correct |
| 4 |
Correct |
4 ms |
504 KB |
Output is correct |
| 5 |
Correct |
4 ms |
504 KB |
Output is correct |
| 6 |
Correct |
4 ms |
504 KB |
Output is correct |
| 7 |
Correct |
4 ms |
504 KB |
Output is correct |
| 8 |
Correct |
3 ms |
504 KB |
Output is correct |
| 9 |
Correct |
3 ms |
504 KB |
Output is correct |
| 10 |
Correct |
3 ms |
504 KB |
Output is correct |
| 11 |
Correct |
3 ms |
508 KB |
Output is correct |
| 12 |
Correct |
3 ms |
504 KB |
Output is correct |
| 13 |
Correct |
3 ms |
504 KB |
Output is correct |
| 14 |
Correct |
3 ms |
508 KB |
Output is correct |
| 15 |
Correct |
3 ms |
504 KB |
Output is correct |
| 16 |
Correct |
3 ms |
504 KB |
Output is correct |
| 17 |
Correct |
3 ms |
504 KB |
Output is correct |
| 18 |
Correct |
3 ms |
504 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
142 ms |
10328 KB |
Output is correct |
| 2 |
Correct |
139 ms |
11000 KB |
Output is correct |
| 3 |
Correct |
142 ms |
11640 KB |
Output is correct |
| 4 |
Correct |
151 ms |
11000 KB |
Output is correct |
| 5 |
Correct |
147 ms |
12024 KB |
Output is correct |
| 6 |
Correct |
123 ms |
11112 KB |
Output is correct |
| 7 |
Correct |
122 ms |
11132 KB |
Output is correct |
| 8 |
Correct |
146 ms |
11896 KB |
Output is correct |
| 9 |
Correct |
147 ms |
12320 KB |
Output is correct |
| 10 |
Correct |
146 ms |
11000 KB |
Output is correct |
| 11 |
Correct |
114 ms |
11000 KB |
Output is correct |
| 12 |
Correct |
123 ms |
11888 KB |
Output is correct |
| 13 |
Correct |
119 ms |
12104 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
504 KB |
Output is correct |
| 2 |
Correct |
3 ms |
504 KB |
Output is correct |
| 3 |
Correct |
3 ms |
504 KB |
Output is correct |
| 4 |
Correct |
4 ms |
504 KB |
Output is correct |
| 5 |
Correct |
4 ms |
504 KB |
Output is correct |
| 6 |
Correct |
4 ms |
504 KB |
Output is correct |
| 7 |
Correct |
4 ms |
504 KB |
Output is correct |
| 8 |
Correct |
3 ms |
504 KB |
Output is correct |
| 9 |
Correct |
3 ms |
504 KB |
Output is correct |
| 10 |
Correct |
3 ms |
504 KB |
Output is correct |
| 11 |
Correct |
3 ms |
508 KB |
Output is correct |
| 12 |
Correct |
3 ms |
504 KB |
Output is correct |
| 13 |
Correct |
3 ms |
504 KB |
Output is correct |
| 14 |
Correct |
3 ms |
508 KB |
Output is correct |
| 15 |
Correct |
3 ms |
504 KB |
Output is correct |
| 16 |
Correct |
3 ms |
504 KB |
Output is correct |
| 17 |
Correct |
3 ms |
504 KB |
Output is correct |
| 18 |
Correct |
3 ms |
504 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
142 ms |
10328 KB |
Output is correct |
| 23 |
Correct |
139 ms |
11000 KB |
Output is correct |
| 24 |
Correct |
142 ms |
11640 KB |
Output is correct |
| 25 |
Correct |
151 ms |
11000 KB |
Output is correct |
| 26 |
Correct |
147 ms |
12024 KB |
Output is correct |
| 27 |
Correct |
123 ms |
11112 KB |
Output is correct |
| 28 |
Correct |
122 ms |
11132 KB |
Output is correct |
| 29 |
Correct |
146 ms |
11896 KB |
Output is correct |
| 30 |
Correct |
147 ms |
12320 KB |
Output is correct |
| 31 |
Correct |
146 ms |
11000 KB |
Output is correct |
| 32 |
Correct |
114 ms |
11000 KB |
Output is correct |
| 33 |
Correct |
123 ms |
11888 KB |
Output is correct |
| 34 |
Correct |
119 ms |
12104 KB |
Output is correct |
| 35 |
Correct |
142 ms |
10548 KB |
Output is correct |
| 36 |
Correct |
146 ms |
11916 KB |
Output is correct |
| 37 |
Correct |
150 ms |
12664 KB |
Output is correct |
| 38 |
Correct |
151 ms |
12536 KB |
Output is correct |
| 39 |
Correct |
158 ms |
12568 KB |
Output is correct |
| 40 |
Correct |
154 ms |
12536 KB |
Output is correct |
| 41 |
Correct |
149 ms |
12280 KB |
Output is correct |
| 42 |
Correct |
149 ms |
12520 KB |
Output is correct |
| 43 |
Correct |
144 ms |
11744 KB |
Output is correct |
| 44 |
Correct |
145 ms |
12028 KB |
Output is correct |
| 45 |
Correct |
142 ms |
12152 KB |
Output is correct |
| 46 |
Correct |
147 ms |
13176 KB |
Output is correct |
| 47 |
Correct |
120 ms |
11768 KB |
Output is correct |
| 48 |
Correct |
131 ms |
11768 KB |
Output is correct |
| 49 |
Correct |
129 ms |
10744 KB |
Output is correct |
| 50 |
Correct |
118 ms |
11492 KB |
Output is correct |
| 51 |
Correct |
120 ms |
11988 KB |
Output is correct |
| 52 |
Correct |
124 ms |
11768 KB |
Output is correct |
