Submission #1290558

#	Time	Username	Problem	Language	Result	Execution time	Memory
1290558		ifzehra	Stove (JOI18_stove)	C++20	100 / 100	37 ms	1984 KiB

stove

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

int32_t main(){
    int n,k;
    cin>>n>>k;
    vector<int> a(n);
    vector<int> gap(n-1);
    
    for(int i=0;i<n;i++) {
        cin>>a[i];
        if(i>0) gap[i-1]=a[i]-a[i-1]-1;
    }
    
    sort(gap.begin(), gap.end());
    
    int gapsum=0;
    
    for(int i=0; i<k-1 ; i++) gapsum+=gap[n-2-i];
    
    int cevap= (a[n-1]-a[0]+1) -gapsum;
    
    cout<<cevap;
}

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