# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
38041 | 2017-12-31T00:41:12 Z | MatheusLealV | Foehn Phenomena (JOI17_foehn_phenomena) | C++14 | 279 ms | 5140 KB |
#include <bits/stdc++.h> #define inf 200000000000000000LL #define N 200050 using namespace std; typedef long long ll; int n, q; ll A[N], bit[N], ans, S, T; void upd(int l, int r, int x) { if(1 <= l && l <= n + 1) for(int i = l; i < N; i += (i&-i)) bit[i] += x; if(1 <= r + 1&& r + 1 <= n + 1) for(int i = r + 1; i < N; i += (i&-i)) bit[i] -= x; } ll query(int x) { ll aux = 0; if(x <= 0 || x > n + 1) return inf; for(int i = x; i > 0; i -= (i&-i)) aux += bit[i]; return aux; } int main() { scanf("%d %d %lld %lld", &n, &q, &S, &T); for(int i = 1; i <= n + 1; i++) scanf("%lld", &A[i]), upd(i, i, A[i]); for(int i = 1; i <= n; i++) ans += (A[i] <= A[i + 1] ? (- A[i + 1] + A[i])*S : (A[i] - A[i + 1])*T); for(int i = 1; i <= q; i++) { int li, ri, xi; cin>>li>>ri>>xi; li ++, ri ++; ll Hl = query(li); ll Hr = query(ri); ll H_depois = query(ri + 1); ll H_antes = query(li - 1); upd(li, ri, xi); ll dl = 0, dr = 0; if(H_antes != inf && H_antes <= Hl) dl -= abs(Hl - H_antes)*S ; else if(H_antes != inf) dl += abs(Hl - H_antes)*T; if(Hr <= H_depois && H_depois != inf) dr -= abs(H_depois - Hr)*S ; else if(H_depois != inf) dr += abs(H_depois - Hr)*T; ans = ans - dl - dr; Hl += xi, Hr += xi; dl = 0, dr = 0; if(H_antes <= Hl&& H_antes != inf) dl -= abs(Hl - H_antes)*S ; else if(H_antes != inf) dl += abs(Hl - H_antes)*T; if(Hr <= H_depois && H_depois != inf) dr -= abs(H_depois - Hr)*S ; else if(H_depois != inf) dr += abs(H_depois - Hr)*T; ans += dl + dr; printf("%lld\n", ans); } }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 9 ms | 5140 KB | Output is correct |
2 | Correct | 3 ms | 5140 KB | Output is correct |
3 | Correct | 23 ms | 5140 KB | Output is correct |
4 | Correct | 6 ms | 5140 KB | Output is correct |
5 | Correct | 9 ms | 5140 KB | Output is correct |
6 | Correct | 16 ms | 5140 KB | Output is correct |
7 | Correct | 9 ms | 5140 KB | Output is correct |
8 | Correct | 6 ms | 5140 KB | Output is correct |
9 | Correct | 9 ms | 5140 KB | Output is correct |
10 | Correct | 6 ms | 5140 KB | Output is correct |
11 | Correct | 6 ms | 5140 KB | Output is correct |
12 | Correct | 3 ms | 5140 KB | Output is correct |
13 | Correct | 16 ms | 5140 KB | Output is correct |
14 | Correct | 6 ms | 5140 KB | Output is correct |
15 | Correct | 16 ms | 5140 KB | Output is correct |
16 | Correct | 6 ms | 5140 KB | Output is correct |
17 | Correct | 6 ms | 5140 KB | Output is correct |
18 | Correct | 16 ms | 5140 KB | Output is correct |
19 | Correct | 0 ms | 5140 KB | Output is correct |
20 | Correct | 0 ms | 5140 KB | Output is correct |
21 | Correct | 0 ms | 5140 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Runtime error | 279 ms | 5140 KB | Execution timed out (wall clock limit exceeded) |
2 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 9 ms | 5140 KB | Output is correct |
2 | Correct | 3 ms | 5140 KB | Output is correct |
3 | Correct | 23 ms | 5140 KB | Output is correct |
4 | Correct | 6 ms | 5140 KB | Output is correct |
5 | Correct | 9 ms | 5140 KB | Output is correct |
6 | Correct | 16 ms | 5140 KB | Output is correct |
7 | Correct | 9 ms | 5140 KB | Output is correct |
8 | Correct | 6 ms | 5140 KB | Output is correct |
9 | Correct | 9 ms | 5140 KB | Output is correct |
10 | Correct | 6 ms | 5140 KB | Output is correct |
11 | Correct | 6 ms | 5140 KB | Output is correct |
12 | Correct | 3 ms | 5140 KB | Output is correct |
13 | Correct | 16 ms | 5140 KB | Output is correct |
14 | Correct | 6 ms | 5140 KB | Output is correct |
15 | Correct | 16 ms | 5140 KB | Output is correct |
16 | Correct | 6 ms | 5140 KB | Output is correct |
17 | Correct | 6 ms | 5140 KB | Output is correct |
18 | Correct | 16 ms | 5140 KB | Output is correct |
19 | Correct | 0 ms | 5140 KB | Output is correct |
20 | Correct | 0 ms | 5140 KB | Output is correct |
21 | Correct | 0 ms | 5140 KB | Output is correct |
22 | Runtime error | 279 ms | 5140 KB | Execution timed out (wall clock limit exceeded) |
23 | Halted | 0 ms | 0 KB | - |