Submission #1257530

#	Time	Username	Problem	Language	Result	Execution time	Memory
1257530		ahmet_efendi	Stove (JOI18_stove)	C++20	100 / 100	31 ms	1864 KiB

stove

#include <bits/stdc++.h>
using namespace std;
#define int long long
int32_t main() {
    int n,match;
    cin>>n>>match;
    int arr[n];
    vector<int>differ(n-1);
    for (int i=0;i<n;i++) {
        cin>>arr[i];
    }
    sort(arr,arr+n);
    int res=arr[n-1]-arr[0]+1;
    for (int i=0;i<n-1;i++) {
        differ[i]=arr[i+1]-arr[i]-1;
    }
    sort(differ.rbegin(),differ.rend());
    for (int i=0;i<match-1;i++) {
        res-=differ[i];
    }
    cout<<res<<endl;
}

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