Submission #754624

#	Time	Username	Problem	Language	Result	Execution time	Memory
754624		Niko_shmiko	Stove (JOI18_stove)	C++17	100 / 100	49 ms	1056 KiB

stove

#include<bits/stdc++.h>
using namespace std;

int n, k, t, ans;

int main(){
    cin >> n >> k;
    int a[n], in[n-1];
    for(int i=0; i<n; i++){
        cin >> a[i];
    }
    ans=a[n-1]-a[0]+1;
    for(int i=0; i<n-1; i++){
        in[i]=a[i+1]-a[i]-1;
    }
    sort(in, in+n-1);
    for(int i=0; i<k-1; i++){
        ans-=in[n-2-i];
    }
    cout << ans;
}

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