#include <bits/stdc++.h>
#define rpd ios_base :: sync_with_stdio(0); cin.tie(0);
#define ll long long
#define fs first
#define sc second
#define pb push_back
#define mod 666013
#define NMAX 100000 + 5
using namespace std;
int main()
{
rpd;
int v[NMAX]={0},t[NMAX]={0};
int n,k;
cin>>n>>k;
for(int i=1;i<=n;i++)cin>>v[i];
sort(v+1,v+1+n);
for(int i=1;i<n;i++)t[i]=v[i+1]-v[i]-1;
sort(t+1,t+1+n);
int ans=v[n]-v[1]+1;
for(int i=n-1;i>=n-k+1;i--)ans-=t[i];
cout<<ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
972 KB |
Output is correct |
2 |
Correct |
1 ms |
972 KB |
Output is correct |
3 |
Incorrect |
1 ms |
972 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
972 KB |
Output is correct |
2 |
Correct |
1 ms |
972 KB |
Output is correct |
3 |
Incorrect |
1 ms |
972 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
972 KB |
Output is correct |
2 |
Correct |
1 ms |
972 KB |
Output is correct |
3 |
Incorrect |
1 ms |
972 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |