Submission #1153457

#	Time	Username	Problem	Language	Result	Execution time	Memory
1153457		spycoderyt	Stove (JOI18_stove)	C++20	100 / 100	32 ms	1220 KiB

stove

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

int main() {
    int n,k,ans;
    cin>>n>>k;
    vector<int> v(n);
    if(n==1){
        cout << 1;
        return 0;
    }
    priority_queue<int> pq;
    for(int i = 0;i<n;i++) {
        cin>>v[i];
        if(i>=1)pq.push(v[i] - v[i-1] - 1);
    }
    ans = v[n-1] - v[0] + 1;
    k--;
    while(k--)ans-=pq.top(),pq.pop();
    cout<<ans;
}

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