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Submission #524362

# Submission time Handle Problem Language Result Execution time Memory
524362 2022-02-09T06:17:39 Z reni Stove (JOI18_stove) C++17
100 / 100
 21 ms 2828 KB 
#include<bits/stdc++.h>
#define endl '\n'
using namespace std;
long long a[100003], r[100003];
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    long long n,k,i,brm,res=0;

    cin>>n>>k;

    for(i=0;i<n;i++)
    {
        cin>>a[i];
        if(i!=0)r[i-1]=a[i]-a[i-1]-1;
    }
    sort(r,r+n-1);

    res=a[n-1]-a[0]+1;


    for(i=n-2;i>=n-k;i--)
    {
        res-=r[i];
    }
    cout<<res<<endl;

}

Compilation message

stove.cpp: In function 'int main()':
stove.cpp:11:21: warning: unused variable 'brm' [-Wunused-variable]
   11 |     long long n,k,i,brm,res=0;
      |                     ^~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 320 KB Output is correct
2 Correct 0 ms 324 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 328 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 1 ms 320 KB Output is correct
9 Correct 0 ms 204 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 320 KB Output is correct
2 Correct 0 ms 324 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 328 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 1 ms 320 KB Output is correct
9 Correct 0 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 368 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 0 ms 320 KB Output is correct
2 Correct 0 ms 324 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 328 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 1 ms 320 KB Output is correct
9 Correct 0 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 368 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 17 ms 2828 KB Output is correct
17 Correct 17 ms 2728 KB Output is correct
18 Correct 16 ms 2712 KB Output is correct
19 Correct 17 ms 2820 KB Output is correct
20 Correct 21 ms 2760 KB Output is correct
21 Correct 18 ms 2776 KB Output is correct
22 Correct 17 ms 2756 KB Output is correct
23 Correct 17 ms 2736 KB Output is correct
24 Correct 18 ms 2732 KB Output is correct