Submission #1172511

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
11725112025-03-23 21:01:12versesrevStove (JOI18_stove)C++20
0 / 100
0 ms320 KiB
// 20:56
#include <iostream>
#include <vector>
#include <numeric>
#include <algorithm>
int main () {
int n, k;
std::cin >> n >> k;
std::vector<int> ts(n, 0);
for (int& t : ts) std::cin >> t;
std::vector<int> ds;
std::adjacent_difference(ts.begin(), ts.end(), std::back_inserter(ds));
std::ranges::sort(ds, std::greater<int>());
int ans = ts[n - 1] - ts[0] + 1;
for (int i = 0; i < k; ++i) ans -= ds[i];
std::cout << ans << "\n";
}
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