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Submission #827102

# Submission time Handle Problem Language Result Execution time Memory
827102 2023-08-16T08:45:47 Z Pekiban Stove (JOI18_stove) C++17
100 / 100
 15 ms 2248 KB 
#include <algorithm>
#include <bits/stdc++.h>

using namespace std;

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    int n, k;
    cin >> n >> k;
    int a[n];
    vector<int> v;
    for (int i = 0; i < n; ++i) {
        cin >> a[i];
        if (i) {
            v.push_back(a[i-1]-a[i]);
        }
    }
    int ans = k + a[n-1] - a[0];
    sort(v.begin(), v.end());
    for (int i = 0; i+1 < k; ++i) {
        ans += v[i];
    }
    cout << ans << '\n';
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 324 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 324 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 368 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 324 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 368 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 15 ms 2196 KB Output is correct
17 Correct 15 ms 2180 KB Output is correct
18 Correct 14 ms 2140 KB Output is correct
19 Correct 14 ms 2244 KB Output is correct
20 Correct 14 ms 2248 KB Output is correct
21 Correct 14 ms 2136 KB Output is correct
22 Correct 14 ms 2136 KB Output is correct
23 Correct 15 ms 2236 KB Output is correct
24 Correct 14 ms 2136 KB Output is correct