Submission #916889

#	Time	Username	Problem	Language	Result	Execution time	Memory
916889		goduadzesaba	Stove (JOI18_stove)	C++17	100 / 100	38 ms	2388 KiB

stove

#include <bits/stdc++.h>
using namespace std;
int n,k,a[100005],b[100005],i,ans;
int main() {
    cin>>n>>k;
    for (i=1; i<=n; i++)
        cin>>a[i];
    k=n-k;
    for (i=1; i<n; i++) b[i]=a[i+1]-a[i]-1;
    sort(b+1,b+n); ans=n;
    for (i=1; i<=k; i++) ans+=b[i];
    cout<<ans;
}

• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50