oj.uz

Submission #210189

# Submission time Handle Problem Language Result Execution time Memory
210189 2020-03-16T19:34:40 Z grobar Stove (JOI18_stove) C++14
0 / 100
 5 ms 256 KB 
#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n,k;
    cin>>n>>k;
    int a[n];
   // vector< pair<int,int> >par;
   int sum=0;
    for(int i=0;i<n;i++)
    {
        cin>>a[i];
        sum=sum+a[i];
        //par.push_back(make_pair(a[i],a[i]+1));
    }
    if(k==1)
    {
        cout<<sum<<endl;
        return 0;
    }
    if(k==n)
    {
        cout<<k<<endl;
        return 0;
    }
    int kk=a[n-1]-a[0]+1;
    vector<int>v;
    for(int i=0;i<=(n-2);i++)
    {
        v.push_back(a[i+1]-a[i]-1);
    }
    sort(v.rbegin(),v.rend());
   for(int i=0;i<k-1;i++)
   {
       kk=kk-v[i];
   }
    cout<<kk<<endl;
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -