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Submission #718692

# Submission time Handle Problem Language Result Execution time Memory
718692 2023-04-04T14:19:24 Z AndrijaM Stove (JOI18_stove) C++14
0 / 100
 1 ms 212 KB 
#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(true);
    long long n;
    long long k;
    cin>>n>>k;
    long long x[n+1];
    long long mx=0;
    long long mi=1e18;
    for(long long i=1;i<=n;i++)
    {
        cin>>x[i];
        mx=max(mx,x[i]);
        mi=min(mi,x[i]);
    }
    long long a[n+1];
    memset(a,0,sizeof a);
    for(long long i=1;i<n;i++)
    {
        a[i]=x[i+1]-x[i]-1;
    }
    sort(a,a+n);
    reverse(a,a+n);
    long long ans=mx-mi+1;
    for(long long i=1;i<k;i++)
    {
        ans-=a[i];
    }
    cout<<ans<<endl;
    return 0;
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Incorrect 1 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Incorrect 1 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Incorrect 1 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -