#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define oo 1000000000000
const ll mx=1e5+5;
int main(){
ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
ll n,k,cnt=1,dif=oo; cin >> n >> k;
vector<ll> t(n);
vector<pair<ll,ll>> v;
for(ll i=0;i<n;++i) {
cin >> t[i];
}
for(ll i=1;i<n;++i) {
if(t[i]==t[i-1]+1) {
++cnt;
} else {
v.push_back({dif,cnt});
cnt=1;
dif=t[i]-t[i-1]-1;
}
}
v.push_back({dif,cnt});
sort(v.rbegin(),v.rend());
ll ans=0;
for(ll i=0;i<min(k,ll(v.size()));++i) {
ans += v[i].second;
}
for(ll i=k;i<ll(v.size());++i) {
ans=ans+v[i].first+v[i].second;
}
cout << ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
600 KB |
Output is correct |
11 |
Correct |
1 ms |
604 KB |
Output is correct |
12 |
Correct |
1 ms |
604 KB |
Output is correct |
13 |
Correct |
1 ms |
600 KB |
Output is correct |
14 |
Correct |
1 ms |
604 KB |
Output is correct |
15 |
Correct |
1 ms |
604 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
600 KB |
Output is correct |
11 |
Correct |
1 ms |
604 KB |
Output is correct |
12 |
Correct |
1 ms |
604 KB |
Output is correct |
13 |
Correct |
1 ms |
600 KB |
Output is correct |
14 |
Correct |
1 ms |
604 KB |
Output is correct |
15 |
Correct |
1 ms |
604 KB |
Output is correct |
16 |
Correct |
18 ms |
4312 KB |
Output is correct |
17 |
Correct |
17 ms |
4312 KB |
Output is correct |
18 |
Correct |
17 ms |
4312 KB |
Output is correct |
19 |
Correct |
18 ms |
4300 KB |
Output is correct |
20 |
Correct |
17 ms |
4308 KB |
Output is correct |
21 |
Correct |
17 ms |
4312 KB |
Output is correct |
22 |
Correct |
17 ms |
4172 KB |
Output is correct |
23 |
Correct |
17 ms |
4312 KB |
Output is correct |
24 |
Correct |
17 ms |
4308 KB |
Output is correct |