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Submission #939152

# Submission time Handle Problem Language Result Execution time Memory
939152 2024-03-06T06:17:17 Z ezzzay Stove (JOI18_stove) C++14
100 / 100
 41 ms 3816 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 1 ms 344 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 348 KB Output is correct
5 Correct 0 ms 600 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 344 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 1 ms 344 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 348 KB Output is correct
5 Correct 0 ms 600 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 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 344 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 600 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 1 ms 344 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 348 KB Output is correct
5 Correct 0 ms 600 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 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 344 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 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 41 ms 3796 KB Output is correct
17 Correct 37 ms 3784 KB Output is correct
18 Correct 33 ms 3816 KB Output is correct
19 Correct 34 ms 3788 KB Output is correct
20 Correct 33 ms 3788 KB Output is correct
21 Correct 34 ms 3808 KB Output is correct
22 Correct 33 ms 3812 KB Output is correct
23 Correct 33 ms 3800 KB Output is correct
24 Correct 34 ms 3796 KB Output is correct