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Submission #1033931

# Submission time Handle Problem Language Result Execution time Memory
1033931 2024-07-25T07:52:35 Z vjudge1 Stove (JOI18_stove) C++17
0 / 100
 1 ms 348 KB 
#include<bits/stdc++.h>
#define ll long long
using namespace std;

const int MAXN = 1e5 + 5;

ll n,k,res;
ll a[MAXN],pre[MAXN];

void solve(){
    for(int i = 2;i<=n;i++){
        pre[i] = a[i] - a[i-1];
    }
    sort(a+2,a+n+1);
    for(int i = 1;i<=n - k;i++){
        res += pre[i];
    }
    res += k;
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);

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

    solve();
    cout<<res;

    return 0;
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -