Submission #162313

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
162313	2019-11-07T14:42:11 Z	nvmdava	Foehn Phenomena (JOI17_foehn_phenomena)	C++17	100 / 100	305 ms	6340 KB

foehn_phenomena

#include <bits/stdc++.h>
using namespace std;

long long a[200005], s, t, T, x, n, q, l, r;
long long f(long long x){
	return (x > 0 ? s : t) * -x;
}
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    cin>>n>>q>>s>>t;
    for(int i = 0; i <= n; i++) 
    	 cin>>a[i];
    for(int i = n; i > 0; i--){
    	a[i] -= a[i - 1];
    	T += (a[i] > 0 ? s : t) * -a[i];
    }


    while(q--){
    	cin>>l>>r>>x;
    	++r;
    	T -= f(a[l]);
    	a[l] += x;
    	T += f(a[l]);
    	if(r <= n){
    		T -= f(a[r]);
    		a[r] -= x;
    		T += f(a[r]);
    	}
    	cout<<T<<'\n';
    }
}

Subtask #1

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	3 ms	376 KB	Output is correct
3	Correct	3 ms	376 KB	Output is correct
4	Correct	3 ms	376 KB	Output is correct
5	Correct	3 ms	504 KB	Output is correct
6	Correct	4 ms	504 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	3 ms	504 KB	Output is correct
9	Correct	3 ms	376 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	504 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	504 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	376 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

Subtask #2

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	135 ms	3448 KB	Output is correct
2	Correct	133 ms	3936 KB	Output is correct
3	Correct	132 ms	4600 KB	Output is correct
4	Correct	130 ms	4344 KB	Output is correct
5	Correct	136 ms	5028 KB	Output is correct
6	Correct	115 ms	5524 KB	Output is correct
7	Correct	113 ms	5468 KB	Output is correct
8	Correct	146 ms	5500 KB	Output is correct
9	Correct	140 ms	5752 KB	Output is correct
10	Correct	151 ms	4472 KB	Output is correct
11	Correct	115 ms	5496 KB	Output is correct
12	Correct	116 ms	5884 KB	Output is correct
13	Correct	125 ms	6268 KB	Output is correct

Subtask #3

60.0 / 60.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	3 ms	376 KB	Output is correct
3	Correct	3 ms	376 KB	Output is correct
4	Correct	3 ms	376 KB	Output is correct
5	Correct	3 ms	504 KB	Output is correct
6	Correct	4 ms	504 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	3 ms	504 KB	Output is correct
9	Correct	3 ms	376 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	504 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	504 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	376 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	135 ms	3448 KB	Output is correct
23	Correct	133 ms	3936 KB	Output is correct
24	Correct	132 ms	4600 KB	Output is correct
25	Correct	130 ms	4344 KB	Output is correct
26	Correct	136 ms	5028 KB	Output is correct
27	Correct	115 ms	5524 KB	Output is correct
28	Correct	113 ms	5468 KB	Output is correct
29	Correct	146 ms	5500 KB	Output is correct
30	Correct	140 ms	5752 KB	Output is correct
31	Correct	151 ms	4472 KB	Output is correct
32	Correct	115 ms	5496 KB	Output is correct
33	Correct	116 ms	5884 KB	Output is correct
34	Correct	125 ms	6268 KB	Output is correct
35	Correct	137 ms	4168 KB	Output is correct
36	Correct	139 ms	5496 KB	Output is correct
37	Correct	305 ms	6340 KB	Output is correct
38	Correct	179 ms	6100 KB	Output is correct
39	Correct	135 ms	6136 KB	Output is correct
40	Correct	144 ms	6220 KB	Output is correct
41	Correct	143 ms	5884 KB	Output is correct
42	Correct	138 ms	6008 KB	Output is correct
43	Correct	144 ms	5368 KB	Output is correct
44	Correct	136 ms	5624 KB	Output is correct
45	Correct	138 ms	5496 KB	Output is correct
46	Correct	151 ms	6340 KB	Output is correct
47	Correct	115 ms	6136 KB	Output is correct
48	Correct	116 ms	6264 KB	Output is correct
49	Correct	121 ms	5240 KB	Output is correct
50	Correct	111 ms	6192 KB	Output is correct
51	Correct	116 ms	6008 KB	Output is correct
52	Correct	117 ms	6136 KB	Output is correct