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Submission #946386

# Submission time Handle Problem Language Result Execution time Memory
946386 2024-03-14T15:30:46 Z Khanhcsp2 Stove (JOI18_stove) C++14
100 / 100
 45 ms 4748 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define ff first
#define ss second
#define pb push_back
const int N=5e5+5;
int arr[N];
vector<int>v;
signed main(){
    int n,k;
    cin>>n>>k;
    for(int i=1;i<=n;i++)cin>>arr[i];
    int ans=arr[n]-arr[1];
    for(int i=1;i<n;i++){
        v.pb(arr[i+1]-arr[i]);
    }
    sort(v.begin(),v.end());
    reverse(v.begin(),v.end());
    k--;
    for(int i=0;i<k;i++){
        ans-=v[i];
    }
    cout<<ans+k+1;
}

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 440 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 432 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 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 440 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 432 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 2 ms 348 KB Output is correct
11 Correct 2 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 348 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 440 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 432 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 2 ms 348 KB Output is correct
11 Correct 2 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 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 33 ms 4564 KB Output is correct
17 Correct 34 ms 4556 KB Output is correct
18 Correct 37 ms 4684 KB Output is correct
19 Correct 33 ms 4748 KB Output is correct
20 Correct 34 ms 4556 KB Output is correct
21 Correct 45 ms 4556 KB Output is correct
22 Correct 34 ms 4680 KB Output is correct
23 Correct 35 ms 4556 KB Output is correct
24 Correct 33 ms 4552 KB Output is correct