#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int MX = 2e5 + 5;
ll a[MX], d[MX];
ll N, Q, S, T;
int main() {
cin.tie(0); ios_base::sync_with_stdio(0);
cin >> N >> Q >> S >> T;
ll ans = 0;
S = -S;
for(int i = 0; i <= N; i++) {
cin >> a[i];
if(!i) continue;
d[i] = a[i] - a[i - 1];
if(d[i] > 0) ans += d[i] * S;
if(d[i] < 0) ans += -d[i] * T;
}
for(int j = 1; j <= Q; j++) {
ll L, R, X;
cin >> L >> R >> X;
if(d[L] > 0) ans -= d[L] * S;
if(d[L] < 0) ans -= -d[L] * T;
d[L] += X;
if(d[L] > 0) ans += d[L] * S;
if(d[L] < 0) ans += -d[L] * T;
if(R + 1 <= N) {
if(d[R + 1] > 0) ans -= d[R + 1] * S;
if(d[R + 1] < 0) ans -= -d[R + 1] * T;
d[R + 1] -= X;
if(d[R + 1] > 0) ans += d[R + 1] * S;
if(d[R + 1] < 0) ans += -d[R + 1] * T;
}
cout << ans << '\n';
}
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
340 KB |
Output is correct |
| 2 |
Correct |
2 ms |
340 KB |
Output is correct |
| 3 |
Correct |
1 ms |
340 KB |
Output is correct |
| 4 |
Correct |
2 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
348 KB |
Output is correct |
| 6 |
Correct |
2 ms |
340 KB |
Output is correct |
| 7 |
Correct |
2 ms |
340 KB |
Output is correct |
| 8 |
Correct |
2 ms |
336 KB |
Output is correct |
| 9 |
Correct |
2 ms |
340 KB |
Output is correct |
| 10 |
Correct |
2 ms |
340 KB |
Output is correct |
| 11 |
Correct |
2 ms |
340 KB |
Output is correct |
| 12 |
Correct |
2 ms |
404 KB |
Output is correct |
| 13 |
Correct |
1 ms |
344 KB |
Output is correct |
| 14 |
Correct |
2 ms |
340 KB |
Output is correct |
| 15 |
Correct |
2 ms |
340 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
2 ms |
340 KB |
Output is correct |
| 18 |
Correct |
2 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
328 KB |
Output is correct |
| 21 |
Correct |
1 ms |
332 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
106 ms |
10220 KB |
Output is correct |
| 2 |
Correct |
106 ms |
10956 KB |
Output is correct |
| 3 |
Correct |
104 ms |
11488 KB |
Output is correct |
| 4 |
Correct |
123 ms |
10828 KB |
Output is correct |
| 5 |
Correct |
96 ms |
11996 KB |
Output is correct |
| 6 |
Correct |
78 ms |
11004 KB |
Output is correct |
| 7 |
Correct |
99 ms |
10956 KB |
Output is correct |
| 8 |
Correct |
101 ms |
11744 KB |
Output is correct |
| 9 |
Correct |
110 ms |
12236 KB |
Output is correct |
| 10 |
Correct |
111 ms |
10832 KB |
Output is correct |
| 11 |
Correct |
79 ms |
10868 KB |
Output is correct |
| 12 |
Correct |
79 ms |
11648 KB |
Output is correct |
| 13 |
Correct |
79 ms |
11872 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
340 KB |
Output is correct |
| 2 |
Correct |
2 ms |
340 KB |
Output is correct |
| 3 |
Correct |
1 ms |
340 KB |
Output is correct |
| 4 |
Correct |
2 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
348 KB |
Output is correct |
| 6 |
Correct |
2 ms |
340 KB |
Output is correct |
| 7 |
Correct |
2 ms |
340 KB |
Output is correct |
| 8 |
Correct |
2 ms |
336 KB |
Output is correct |
| 9 |
Correct |
2 ms |
340 KB |
Output is correct |
| 10 |
Correct |
2 ms |
340 KB |
Output is correct |
| 11 |
Correct |
2 ms |
340 KB |
Output is correct |
| 12 |
Correct |
2 ms |
404 KB |
Output is correct |
| 13 |
Correct |
1 ms |
344 KB |
Output is correct |
| 14 |
Correct |
2 ms |
340 KB |
Output is correct |
| 15 |
Correct |
2 ms |
340 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
2 ms |
340 KB |
Output is correct |
| 18 |
Correct |
2 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
328 KB |
Output is correct |
| 21 |
Correct |
1 ms |
332 KB |
Output is correct |
| 22 |
Correct |
106 ms |
10220 KB |
Output is correct |
| 23 |
Correct |
106 ms |
10956 KB |
Output is correct |
| 24 |
Correct |
104 ms |
11488 KB |
Output is correct |
| 25 |
Correct |
123 ms |
10828 KB |
Output is correct |
| 26 |
Correct |
96 ms |
11996 KB |
Output is correct |
| 27 |
Correct |
78 ms |
11004 KB |
Output is correct |
| 28 |
Correct |
99 ms |
10956 KB |
Output is correct |
| 29 |
Correct |
101 ms |
11744 KB |
Output is correct |
| 30 |
Correct |
110 ms |
12236 KB |
Output is correct |
| 31 |
Correct |
111 ms |
10832 KB |
Output is correct |
| 32 |
Correct |
79 ms |
10868 KB |
Output is correct |
| 33 |
Correct |
79 ms |
11648 KB |
Output is correct |
| 34 |
Correct |
79 ms |
11872 KB |
Output is correct |
| 35 |
Correct |
102 ms |
10316 KB |
Output is correct |
| 36 |
Correct |
100 ms |
11864 KB |
Output is correct |
| 37 |
Correct |
97 ms |
12620 KB |
Output is correct |
| 38 |
Correct |
103 ms |
12376 KB |
Output is correct |
| 39 |
Correct |
110 ms |
12384 KB |
Output is correct |
| 40 |
Correct |
100 ms |
12444 KB |
Output is correct |
| 41 |
Correct |
93 ms |
12212 KB |
Output is correct |
| 42 |
Correct |
107 ms |
12300 KB |
Output is correct |
| 43 |
Correct |
107 ms |
11644 KB |
Output is correct |
| 44 |
Correct |
102 ms |
12160 KB |
Output is correct |
| 45 |
Correct |
101 ms |
12084 KB |
Output is correct |
| 46 |
Correct |
101 ms |
13080 KB |
Output is correct |
| 47 |
Correct |
84 ms |
11712 KB |
Output is correct |
| 48 |
Correct |
88 ms |
11604 KB |
Output is correct |
| 49 |
Correct |
89 ms |
10712 KB |
Output is correct |
| 50 |
Correct |
80 ms |
11520 KB |
Output is correct |
| 51 |
Correct |
78 ms |
11848 KB |
Output is correct |
| 52 |
Correct |
78 ms |
11660 KB |
Output is correct |
