Submission #164448

#	Time	Username	Problem	Language	Result	Execution time	Memory
164448		aggu_01000101	Stove (JOI18_stove)	C++14	100 / 100	84 ms	2548 KiB

stove

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
int main(){
    int n, k;
    cin>>n>>k;
    int t[n];
    for(int i =0;i<n;i++){
        cin>>t[i];
    }
    vector<int> edges;
    for(int i = 1;i<n;i++){
        edges.push_back(t[i] - t[i-1]-1);
    }
    sort(edges.begin(), edges.end());
    int total = 0;
    for(int i = 0;i<n-k;i++){
        total+=edges[i];
    }
    total+=n;
    cout<<total<<endl;
}

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