#include <cstdio>
#include <algorithm>
using namespace std;
int N, X[160000];
long long L, a=-0xFFFFFFFF, b=-0xFFFFFFFFF, sum=0;
int main()
{
int i,inp;
scanf("%d%lld",&N,&L);
for(i=0;i<N;++i) scanf("%d",X+i);
sort(X,X+N);
for(i=0;i<N;++i){
if(b<X[i]-L){
a=X[i]-L;
b=X[i]+L;
}
else{
sum+=b-max(a,X[i]-L);
a=b;
b=X[i]+L;
}
}
printf("%lld",sum);
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1708 KB |
Output is correct |
2 |
Correct |
0 ms |
1708 KB |
Output is correct |
3 |
Correct |
0 ms |
1708 KB |
Output is correct |
4 |
Correct |
0 ms |
1708 KB |
Output is correct |
5 |
Correct |
0 ms |
1708 KB |
Output is correct |
6 |
Correct |
0 ms |
1708 KB |
Output is correct |
7 |
Correct |
0 ms |
1708 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1708 KB |
Output is correct |
2 |
Correct |
0 ms |
1708 KB |
Output is correct |
3 |
Correct |
0 ms |
1708 KB |
Output is correct |
4 |
Correct |
0 ms |
1708 KB |
Output is correct |
5 |
Correct |
0 ms |
1708 KB |
Output is correct |
6 |
Correct |
0 ms |
1708 KB |
Output is correct |
7 |
Correct |
0 ms |
1708 KB |
Output is correct |
8 |
Correct |
0 ms |
1708 KB |
Output is correct |
9 |
Correct |
1 ms |
1708 KB |
Output is correct |
10 |
Correct |
0 ms |
1708 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
41 ms |
1708 KB |
Output is correct |
2 |
Correct |
32 ms |
1708 KB |
Output is correct |
3 |
Correct |
30 ms |
1708 KB |
Output is correct |
4 |
Correct |
12 ms |
1708 KB |
Output is correct |
5 |
Correct |
35 ms |
1708 KB |
Output is correct |
6 |
Correct |
31 ms |
1708 KB |
Output is correct |
7 |
Correct |
0 ms |
1708 KB |
Output is correct |
8 |
Correct |
32 ms |
1708 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
20 ms |
1708 KB |
Output is correct |
2 |
Correct |
43 ms |
1708 KB |
Output is correct |
3 |
Correct |
19 ms |
1708 KB |
Output is correct |
4 |
Correct |
20 ms |
1708 KB |
Output is correct |
5 |
Correct |
51 ms |
1708 KB |
Output is correct |
6 |
Correct |
44 ms |
1708 KB |
Output is correct |
7 |
Correct |
34 ms |
1708 KB |
Output is correct |
8 |
Correct |
26 ms |
1708 KB |
Output is correct |
9 |
Correct |
38 ms |
1708 KB |
Output is correct |
10 |
Correct |
34 ms |
1708 KB |
Output is correct |
11 |
Correct |
50 ms |
1708 KB |
Output is correct |
12 |
Correct |
3 ms |
1708 KB |
Output is correct |
13 |
Correct |
43 ms |
1708 KB |
Output is correct |
14 |
Correct |
23 ms |
1708 KB |
Output is correct |
15 |
Correct |
49 ms |
1708 KB |
Output is correct |