oj.uz

Submission #443168

# Submission time Handle Problem Language Result Execution time Memory
443168 2021-07-10T01:02:48 Z flashhh Stove (JOI18_stove) C++14
100 / 100
 32 ms 2276 KB 
#include <bits/stdc++.h>
#define nmax 100010
#define ll long long 

using namespace std;

int n,k,a[nmax];
ll res;
priority_queue<int,vector<int>,greater<int> > pq;

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    
    cin>>n>>k;
    for (int i=1;i<=n;++i)
    {
        cin>>a[i];
        if (i>1) pq.push(a[i]-a[i-1]-1);
    }

    res=n; k=n-k;
    while (k>0)
    {
        res+=pq.top(); pq.pop();
        --k;
    }
    
    cout<<res;
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 324 KB Output is correct
9 Correct 1 ms 204 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 324 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 324 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 27 ms 2124 KB Output is correct
17 Correct 28 ms 2124 KB Output is correct
18 Correct 32 ms 2276 KB Output is correct
19 Correct 26 ms 2168 KB Output is correct
20 Correct 24 ms 2136 KB Output is correct
21 Correct 19 ms 2112 KB Output is correct
22 Correct 15 ms 2120 KB Output is correct
23 Correct 16 ms 2160 KB Output is correct
24 Correct 15 ms 2124 KB Output is correct