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Submission #392529

# Submission time Handle Problem Language Result Execution time Memory
392529 2021-04-21T09:49:01 Z lukameladze Stove (JOI18_stove) C++14
100 / 100
 56 ms 3200 KB 
# include <bits/stdc++.h>
#define f first
#define s second
#define pb push_back
using namespace std;
const int N=3e5+5;
long long a[N],n,k,ans;
vector <long long> v;
int main() {
     cin>>n>>k;
     for (int i=1; i<=n; i++) {
          cin>>a[i];
     }
  //   if (n==k) {
          //cout<<k<<endl;
          //return 0;
   //  }
     for (int i=1; i<n; i++) {
          v.pb(a[i]-a[i+1]);
     }
     sort(v.begin(), v.end());
    // reverse(v.begin(),v.end());
     for(int i=0; i<min(int(v.size()),int(k-1)); i++) {
          ans+=v[i];
     }
     ans+=(a[n]+1-a[1])+(k-1);
     cout<<ans<<endl;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 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 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 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 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 2 ms 316 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 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 332 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 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 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 2 ms 316 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 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 332 KB Output is correct
16 Correct 50 ms 3160 KB Output is correct
17 Correct 51 ms 3076 KB Output is correct
18 Correct 50 ms 3196 KB Output is correct
19 Correct 56 ms 3124 KB Output is correct
20 Correct 52 ms 3108 KB Output is correct
21 Correct 50 ms 3132 KB Output is correct
22 Correct 51 ms 3200 KB Output is correct
23 Correct 53 ms 3136 KB Output is correct
24 Correct 53 ms 3076 KB Output is correct