Submission #646482

#	Time	Username	Problem	Language	Result	Execution time	Memory
646482		tigar	Stove (JOI18_stove)	C++14	100 / 100	28 ms	2032 KiB

stove

#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);
    int n, k;
    cin>>n>>k;
    int t[100010];
    for(int i=0; i<n; i++)cin>>t[i];
    sort(t, t+n);
    if(k>=n){cout<<n; return 0;}
    int between[100009];
    for(int i=0; i<n-1; i++)
    {
        between[i]=t[i+1]-t[i]-1;
    }
    sort(between, between+n-1);
    int reezz=n;
    for(int i=0; i<n-k; i++)reezz+=between[i];
    cout<<reezz;
    return 0;
}

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