Submission #1184108

#	Time	Username	Problem	Language	Result	Execution time	Memory
1184108		inesfi	Stove (JOI18_stove)	C++20	100 / 100	13 ms	1476 KiB

stove

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

#define endl "\n"
#define int long long

vector<int> diff;

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int nbvisites,nballume;
    cin>>nbvisites>>nballume;
    nballume--;
    int avant;
    cin>>avant;
    int rep=1;
    for (int i=1;i<nbvisites;i++){
        int val;
        cin>>val;
        diff.push_back(avant-val);
        rep+=val-avant;
        avant=val;
    }
    //cout<<rep<<endl;
    sort(diff.begin(),diff.end());
    for (int i=0;i<nballume;i++){
        rep+=diff[i]+1;
    }
    cout<<rep<<endl;
    return 0;
}

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