oj.uz

Submission #678035

# Submission time Handle Problem Language Result Execution time Memory
678035 2023-01-05T04:56:23 Z vjudge1 Stove (JOI18_stove) C++17
0 / 100
 0 ms 212 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
    ll a[100005];
void solve() {
    ll n, k;
    cin >> n >> k;
    if(k == n) {
        cout << n << '\n';
        return;
    }
    for(int i = 1; i <= n; i++) {
        cin >> a[i];
    }
    vector <ll> v;
    for(int i = 2; i <= n; i++) {
        v.push_back(a[i] - a[i - 1] + 1);
    }
    sort(v.begin(), v.end());
    ll sum = 0;
    for(int i = 0; i < n - k; i++) {
        sum += v[i];
    }
    cout << sum << '\n';
}
int main() {
    //freopen("success.in", "r", stdin);
    //freopen("success.out", "w", stdout);
    ll t = 1;
    //cin >> t;
    while(t--) {
        solve();
    }
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -