Submission #967651

#	Time	Username	Problem	Language	Result	Execution time	Memory
967651		jadai007	Stove (JOI18_stove)	C++17	100 / 100	21 ms	2272 KiB

stove

#include<bits/stdc++.h>

using namespace std;

priority_queue<int> pq;
int n, k, T[100100], ans;

int main(){
    cin.tie(nullptr)->sync_with_stdio(false);
    cin >> n >> k;
    for(int i = 1; i<=n; ++i) cin >> T[i];
    sort(T+1, T+1+n);
    k--;
    for(int i = 2; i<=n; ++i) pq.push(T[i] - T[i - 1] - 1);
    ans = T[n] - T[1] + 1;
    while(k--){
        ans-=pq.top();
        pq.pop();
    }
    cout << ans;
}

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