Submission #306317

#	Time	Username	Problem	Language	Result	Execution time	Memory
306317		baibhav26062008	Stove (JOI18_stove)	C++14	100 / 100	102 ms	3816 KiB

stove

#include <iostream>
#include <vector>
#include <algorithm>

#define int long long

signed main() {
  int n , k;
  std::cin >> n >> k;
  std::vector <int> a(n) , d(n);
  for (int i = 0;i < n;i++) {
    std::cin >> a[i];
  }
  int ans = a.back() - a[0] + 1;
  for (int i = 1;i < n;i++) {
    d.push_back(a[i] - a[i-1] - 1);
  }  
  std::sort(d.rbegin(),d.rend());
  for (int i = 0;i < k - 1;i++) {
    ans -= d[i];
  }	
  std::cout << ans << std::endl;
}

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