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Submission #254622

# Submission time Handle Problem Language Result Execution time Memory
254622 2020-07-30T10:59:28 Z alrad Stove (JOI18_stove) C++17
100 / 100
 34 ms 2432 KB 
#include <bits/stdc++.h>

using namespace std;

#define all(x) x.begin(), x.end()

int main() {
   ios_base :: sync_with_stdio(0);
   cin.tie(0) , cout.tie(0);
   int n , k;
   cin >> n >> k;
   vector<int> a(n);
   for (int i = 0; i < n; i++) {
      cin >> a[i];
   }
   int ans = n;
   vector<int> d;
   for (int i = 1; i < n; i++) {
      d.push_back(a[i] - a[i - 1]);
   }
   sort(all(d));
   for (int i = 0; i < n - k; i++) {
      ans--;
      ans += d[i];
   }
   cout << ans << '\n';
   return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 512 KB Output is correct
15 Correct 2 ms 384 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 512 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 23 ms 2304 KB Output is correct
17 Correct 34 ms 2304 KB Output is correct
18 Correct 23 ms 2304 KB Output is correct
19 Correct 34 ms 2300 KB Output is correct
20 Correct 23 ms 2296 KB Output is correct
21 Correct 24 ms 2432 KB Output is correct
22 Correct 23 ms 2304 KB Output is correct
23 Correct 24 ms 2304 KB Output is correct
24 Correct 25 ms 2336 KB Output is correct