#pragma GCC optimize("Ofast")
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define se second
#define sz(a) a.size()
#define all(a) a.begin(),a.end()
#define lb lower_bound
#define ub upper_bound
#define owo ios_base::sync_with_stdio(0);cin.tie(0);
#define MOD (ll)(1e8)
#define INF (ll)(1e18)
#define debug(...) fprintf(stderr, __VA_ARGS__),fflush(stderr)
#define time__(d) for(long blockTime = 0; (blockTime == 0 ? (blockTime=clock()) != 0 : false);\
debug("%s time : %.4fs\n", d, (double)(clock() - blockTime) / CLOCKS_PER_SEC))
typedef long long int ll;
typedef long double ld;
typedef pair<ll,ll> PII;
typedef pair<int,int> pii;
typedef vector<vector<int>> vii;
typedef vector<vector<ll>> VII;
ll gcd(ll a,ll b){if(!b)return a;else return gcd(b,a%b);}
int main()
{
ll n,k;
cin>>n>>k;
vector<ll>t;
int last = 0;
ll ans = n;
for(int i=0;i<n;i++){
int v;cin>>v;
if(i)t.pb(v-last-1);
last = v;
}
sort(all(t));
for(int i=0;i<n-k;i++)ans+=t[i];
cout<<ans;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
256 KB |
Output is correct |
| 2 |
Correct |
0 ms |
256 KB |
Output is correct |
| 3 |
Correct |
1 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
256 KB |
Output is correct |
| 5 |
Correct |
1 ms |
256 KB |
Output is correct |
| 6 |
Correct |
1 ms |
256 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
256 KB |
Output is correct |
| 9 |
Correct |
0 ms |
256 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
256 KB |
Output is correct |
| 2 |
Correct |
0 ms |
256 KB |
Output is correct |
| 3 |
Correct |
1 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
256 KB |
Output is correct |
| 5 |
Correct |
1 ms |
256 KB |
Output is correct |
| 6 |
Correct |
1 ms |
256 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
256 KB |
Output is correct |
| 9 |
Correct |
0 ms |
256 KB |
Output is correct |
| 10 |
Correct |
3 ms |
384 KB |
Output is correct |
| 11 |
Correct |
3 ms |
384 KB |
Output is correct |
| 12 |
Correct |
3 ms |
384 KB |
Output is correct |
| 13 |
Correct |
3 ms |
384 KB |
Output is correct |
| 14 |
Correct |
3 ms |
384 KB |
Output is correct |
| 15 |
Correct |
3 ms |
384 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
256 KB |
Output is correct |
| 2 |
Correct |
0 ms |
256 KB |
Output is correct |
| 3 |
Correct |
1 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
256 KB |
Output is correct |
| 5 |
Correct |
1 ms |
256 KB |
Output is correct |
| 6 |
Correct |
1 ms |
256 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
256 KB |
Output is correct |
| 9 |
Correct |
0 ms |
256 KB |
Output is correct |
| 10 |
Correct |
3 ms |
384 KB |
Output is correct |
| 11 |
Correct |
3 ms |
384 KB |
Output is correct |
| 12 |
Correct |
3 ms |
384 KB |
Output is correct |
| 13 |
Correct |
3 ms |
384 KB |
Output is correct |
| 14 |
Correct |
3 ms |
384 KB |
Output is correct |
| 15 |
Correct |
3 ms |
384 KB |
Output is correct |
| 16 |
Correct |
93 ms |
2032 KB |
Output is correct |
| 17 |
Correct |
93 ms |
2032 KB |
Output is correct |
| 18 |
Correct |
93 ms |
2032 KB |
Output is correct |
| 19 |
Correct |
92 ms |
2156 KB |
Output is correct |
| 20 |
Correct |
92 ms |
2028 KB |
Output is correct |
| 21 |
Correct |
92 ms |
2032 KB |
Output is correct |
| 22 |
Correct |
92 ms |
2160 KB |
Output is correct |
| 23 |
Correct |
91 ms |
2032 KB |
Output is correct |
| 24 |
Correct |
94 ms |
2032 KB |
Output is correct |
