oj.uz

Submission #842101

# Submission time Handle Problem Language Result Execution time Memory
842101 2023-09-02T12:05:24 Z matthewhutama Stove (JOI18_stove) C++14
100 / 100
 35 ms 3288 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll n, k;
ll a[100005];
vector <ll> v;
int main(){
    cin >> n >> k;
    for (int i = 1; i <= n; i++){
        cin >> a[i];
        if (i > 1){
            v.push_back(a[i] - a[i - 1]);
        }
    }
    sort(v.begin(), v.end());
    ll ans = 0;
    for (int i = 0; i < n - k; i++){
        ans += v[i];
    }
    cout << ans + k;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 448 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 448 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 448 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 448 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 448 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 448 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 556 KB Output is correct
15 Correct 1 ms 348 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 448 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 448 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 448 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 556 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 33 ms 3024 KB Output is correct
17 Correct 33 ms 3012 KB Output is correct
18 Correct 34 ms 3016 KB Output is correct
19 Correct 34 ms 3060 KB Output is correct
20 Correct 35 ms 3024 KB Output is correct
21 Correct 33 ms 3016 KB Output is correct
22 Correct 34 ms 2960 KB Output is correct
23 Correct 33 ms 3288 KB Output is correct
24 Correct 34 ms 3044 KB Output is correct