#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define vll vector <long long>
int main () {
ll n , k , s = 0; cin>>n>>k;
vll a(n) , d(n - 1);
for (int i = 0; i < n; i++) {
cin>>a[i];
}
s = a[0];
for (int i = 1; i < n; i++) {
d[i - 1] = a[i] - a[i - 1] - 1;
}
sort (d.begin() , d.end());
for (int i = n - k; i < n - 1; i++) {
s += d[i];
}
cout<<a[n - 1] + 1 - s;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
292 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
292 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
292 KB |
Output is correct |
9 |
Correct |
1 ms |
292 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
292 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
292 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
292 KB |
Output is correct |
9 |
Correct |
1 ms |
292 KB |
Output is correct |
10 |
Correct |
2 ms |
332 KB |
Output is correct |
11 |
Correct |
2 ms |
332 KB |
Output is correct |
12 |
Correct |
2 ms |
300 KB |
Output is correct |
13 |
Correct |
2 ms |
332 KB |
Output is correct |
14 |
Correct |
2 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
304 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
292 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
292 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
292 KB |
Output is correct |
9 |
Correct |
1 ms |
292 KB |
Output is correct |
10 |
Correct |
2 ms |
332 KB |
Output is correct |
11 |
Correct |
2 ms |
332 KB |
Output is correct |
12 |
Correct |
2 ms |
300 KB |
Output is correct |
13 |
Correct |
2 ms |
332 KB |
Output is correct |
14 |
Correct |
2 ms |
332 KB |
Output is correct |
15 |
Correct |
2 ms |
304 KB |
Output is correct |
16 |
Correct |
43 ms |
2812 KB |
Output is correct |
17 |
Correct |
52 ms |
2756 KB |
Output is correct |
18 |
Correct |
56 ms |
2840 KB |
Output is correct |
19 |
Correct |
42 ms |
2728 KB |
Output is correct |
20 |
Correct |
42 ms |
2756 KB |
Output is correct |
21 |
Correct |
42 ms |
2732 KB |
Output is correct |
22 |
Correct |
43 ms |
2724 KB |
Output is correct |
23 |
Correct |
45 ms |
2756 KB |
Output is correct |
24 |
Correct |
42 ms |
2756 KB |
Output is correct |