Submission #1033583

# Submission time Handle Problem Language Result Execution time Memory
1033583 2024-07-25T04:03:52 Z vjudge1 Stove (JOI18_stove) C++17
100 / 100
15 ms 2412 KB
#include <bits/stdc++.h>
#define int long long
#define vtr vector
#define vi vtr<int>
#define ii pair<int, int>
#define fi first
#define se second
#define len(s) (int)s.size()
#define fd(v, s, e) for (int v = s; v < e; ++v)
#define bk(v, s, e) for (int v = s-1; v >= e; --v)
#define farr(i, arr) for (auto i: arr)
#define all(arr) arr.begin(), arr.end()
using namespace std;
void presolve()
{

}
void solve()
{
  int n, k; cin >> n >> k;
  --k;
  vi a(n);
  farr (&i, a) cin >> i;
  vi d;
  fd (i, 1, n) d.emplace_back(a[i] - a[i-1]);
  int ans = a[n-1] - a[0] + 1;
  sort(all(d), greater<int>());
  fd (i, 0, k) ans -= d[i] - 1;
  cout << ans;
}
signed main()
{
  ios::sync_with_stdio(0);
  cin.tie(0); cout.tie(0);
  int Tc = 1; // cin >> Tc;
  auto S = chrono::high_resolution_clock::now();
  presolve();
  for (int T = 1; T <= Tc; ++T)
	{ solve(); cout << '\n'; }
  auto F = chrono::high_resolution_clock::now();
  double TC = chrono::duration_cast<chrono::microseconds>(F - S).count();
  cerr << setprecision(6) << fixed
   << "\nExecution time: " << TC * (1e-6) << " sec\n";
  return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 13 ms 2268 KB Output is correct
17 Correct 14 ms 2268 KB Output is correct
18 Correct 15 ms 2264 KB Output is correct
19 Correct 14 ms 2268 KB Output is correct
20 Correct 14 ms 2404 KB Output is correct
21 Correct 14 ms 2268 KB Output is correct
22 Correct 14 ms 2412 KB Output is correct
23 Correct 14 ms 2268 KB Output is correct
24 Correct 13 ms 2404 KB Output is correct