This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <iostream>
#include <algorithm>
#include <iomanip>
using namespace std;
int main() {
int a[110000], k, n;
double sum = 0;
cin >> n >> k;
for (int i = 0; i < n; i++) {
cin >> a[i];
}
sort(a, a + n);
for (int i = 0; i < k - 1; i++) {
sum += a[i];
}
sum += a[n - 1];
cout << fixed << setprecision(0) << sum << endl;
return 0;
}
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