#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int,int>
const ll inf=1987654321987654321;
int a,b;
ll o[222222];
priority_queue<ll> l;
priority_queue<ll,vector<ll>,greater<ll>> r;
int main()
{
cin>>a>>b;
for(int t=1;t<=a;t++)
cin>>o[t];
ll ans=0;
l.push(o[1]);
r.push(o[1]);
for(int t=2;t<=a;t++)
{
ll x=l.top()-(ll)(t-1)*b,y=r.top()+(ll)(t-1)*b;
if(x<=o[t]&&o[t]<=y)
{
l.push(o[t]+(ll)(t-1)*b);
r.push(o[t]-(ll)(t-1)*b);
}
else if(o[t]<x)
{
ans+=x-o[t];
l.push(o[t]+(ll)(t-1)*b);
l.push(o[t]+(ll)(t-1)*b);
r.push(x-(ll)(t-1)*b);
l.pop();
}
else
{
ans+=o[t]-y;
r.push(o[t]-(ll)(t-1)*b);
r.push(o[t]-(ll)(t-1)*b);
l.push(y+(ll)(t-1)*b);
r.pop();
}
}
cout<<ans<<endl;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
308 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
72 ms |
5784 KB |
Output is correct |
2 |
Correct |
111 ms |
6688 KB |
Output is correct |
3 |
Correct |
117 ms |
6948 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
308 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
304 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
308 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
2 ms |
308 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
308 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
304 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
308 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
2 ms |
308 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
304 KB |
Output is correct |
22 |
Correct |
1 ms |
304 KB |
Output is correct |
23 |
Correct |
1 ms |
312 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
304 KB |
Output is correct |
26 |
Correct |
1 ms |
320 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
308 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
304 KB |
Output is correct |
14 |
Correct |
1 ms |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
308 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
2 ms |
308 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
304 KB |
Output is correct |
22 |
Correct |
1 ms |
304 KB |
Output is correct |
23 |
Correct |
1 ms |
312 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
304 KB |
Output is correct |
26 |
Correct |
1 ms |
320 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
2 ms |
452 KB |
Output is correct |
29 |
Correct |
2 ms |
488 KB |
Output is correct |
30 |
Correct |
2 ms |
456 KB |
Output is correct |
31 |
Correct |
2 ms |
448 KB |
Output is correct |
32 |
Correct |
2 ms |
448 KB |
Output is correct |
33 |
Correct |
2 ms |
468 KB |
Output is correct |
34 |
Correct |
2 ms |
468 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
308 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
304 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
308 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
2 ms |
308 KB |
Output is correct |
26 |
Correct |
1 ms |
212 KB |
Output is correct |
27 |
Correct |
1 ms |
304 KB |
Output is correct |
28 |
Correct |
1 ms |
304 KB |
Output is correct |
29 |
Correct |
1 ms |
312 KB |
Output is correct |
30 |
Correct |
1 ms |
212 KB |
Output is correct |
31 |
Correct |
1 ms |
304 KB |
Output is correct |
32 |
Correct |
1 ms |
320 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
2 ms |
452 KB |
Output is correct |
35 |
Correct |
2 ms |
488 KB |
Output is correct |
36 |
Correct |
2 ms |
456 KB |
Output is correct |
37 |
Correct |
2 ms |
448 KB |
Output is correct |
38 |
Correct |
2 ms |
448 KB |
Output is correct |
39 |
Correct |
2 ms |
468 KB |
Output is correct |
40 |
Correct |
2 ms |
468 KB |
Output is correct |
41 |
Correct |
3 ms |
468 KB |
Output is correct |
42 |
Correct |
3 ms |
468 KB |
Output is correct |
43 |
Correct |
3 ms |
452 KB |
Output is correct |
44 |
Correct |
3 ms |
468 KB |
Output is correct |
45 |
Correct |
4 ms |
468 KB |
Output is correct |
46 |
Correct |
4 ms |
468 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
308 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
308 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
0 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
72 ms |
5784 KB |
Output is correct |
20 |
Correct |
111 ms |
6688 KB |
Output is correct |
21 |
Correct |
117 ms |
6948 KB |
Output is correct |
22 |
Correct |
1 ms |
304 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
308 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
1 ms |
212 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
2 ms |
308 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
1 ms |
304 KB |
Output is correct |
31 |
Correct |
1 ms |
304 KB |
Output is correct |
32 |
Correct |
1 ms |
312 KB |
Output is correct |
33 |
Correct |
1 ms |
212 KB |
Output is correct |
34 |
Correct |
1 ms |
304 KB |
Output is correct |
35 |
Correct |
1 ms |
320 KB |
Output is correct |
36 |
Correct |
1 ms |
212 KB |
Output is correct |
37 |
Correct |
2 ms |
452 KB |
Output is correct |
38 |
Correct |
2 ms |
488 KB |
Output is correct |
39 |
Correct |
2 ms |
456 KB |
Output is correct |
40 |
Correct |
2 ms |
448 KB |
Output is correct |
41 |
Correct |
2 ms |
448 KB |
Output is correct |
42 |
Correct |
2 ms |
468 KB |
Output is correct |
43 |
Correct |
2 ms |
468 KB |
Output is correct |
44 |
Correct |
3 ms |
468 KB |
Output is correct |
45 |
Correct |
3 ms |
468 KB |
Output is correct |
46 |
Correct |
3 ms |
452 KB |
Output is correct |
47 |
Correct |
3 ms |
468 KB |
Output is correct |
48 |
Correct |
4 ms |
468 KB |
Output is correct |
49 |
Correct |
4 ms |
468 KB |
Output is correct |
50 |
Correct |
98 ms |
7024 KB |
Output is correct |
51 |
Correct |
86 ms |
6404 KB |
Output is correct |
52 |
Correct |
70 ms |
6348 KB |
Output is correct |
53 |
Correct |
92 ms |
6776 KB |
Output is correct |
54 |
Correct |
105 ms |
6720 KB |
Output is correct |
55 |
Correct |
69 ms |
6380 KB |
Output is correct |
56 |
Correct |
78 ms |
6628 KB |
Output is correct |
57 |
Correct |
77 ms |
6432 KB |
Output is correct |
58 |
Correct |
73 ms |
5560 KB |
Output is correct |
59 |
Correct |
99 ms |
6684 KB |
Output is correct |