oj.uz

Submission #666821

# Submission time Handle Problem Language Result Execution time Memory
666821 2022-11-29T19:00:04 Z Koful123 Stove (JOI18_stove) C++17
0 / 100
 1 ms 316 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
#define pb push_back
#define ff first
#define ss second
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()

void solve(){

	int n,k;
	cin >> n >> k;

	vector<int> v(n);
	for(int i = 0; i < n; i++){
		cin >> v[i];
	}

	vector<int> diff; int ans = v[n-1];
	for(int i = 1; i < n; i++){
		diff.pb(v[i] - v[i-1] - 1);
	}

	sort(rall(diff));
	for(int i = 0; i + 1 < k; i++){
		ans -= diff[i];
	}

	cout << ans << endl;
}
 
signed main(){	
 		
	ios::sync_with_stdio(0);
	cin.tie(0);
 
	int t = 1;
//	cin >> t;
 
	while(t--)
		solve();
 
	return 0;
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 316 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 316 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 316 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -