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Submission #811038

# Submission time Handle Problem Language Result Execution time Memory
811038 2023-08-06T21:55:08 Z manhlinh1501 Stove (JOI18_stove) C++17
100 / 100
 19 ms 3236 KB 
/// @author : Hoang Manh Linh
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 1e5 + 5;
using i64 = long long;

#define eb emplace_back
#define all(a) a.begin(), a.end()

int TC;
int n, k;
i64 a[MAXN];

int main(int argc, char **argv) {

    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    TC = 1;

    while(TC--) {
        cin >> n >> k;

        for(int i = 1; i <= n; i++)
            cin >> a[i];

        vector<i64> res;

        for(int i = 2; i <= n; i++)
            res.eb(a[i] - a[i - 1] - 1);

        sort(all(res));
        i64 ans = n;

        for(int i = 0; i < n - k; i++)
            ans += res[i];

        cout << ans << "\n";
    }
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 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 212 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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 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 212 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 344 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 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 212 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 344 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 15 ms 3192 KB Output is correct
17 Correct 15 ms 3160 KB Output is correct
18 Correct 16 ms 3228 KB Output is correct
19 Correct 19 ms 3236 KB Output is correct
20 Correct 15 ms 3212 KB Output is correct
21 Correct 15 ms 3124 KB Output is correct
22 Correct 14 ms 3156 KB Output is correct
23 Correct 15 ms 3156 KB Output is correct
24 Correct 15 ms 3164 KB Output is correct