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Submission #233073

# Submission time Handle Problem Language Result Execution time Memory
233073 2020-05-19T08:28:11 Z priyansh5525 Stove (JOI18_stove) C++17
100 / 100
 30 ms 2944 KB 
#include<bits/stdc++.h>
	using namespace std;
	#define ll long long int
	#define pii pair<long long int,long long int>
	#define vi vector<long long int >
	#define vvi vector<vector< long long int>>
	#define MP make_pair
	#define PB push_back 
	#define pb pop_back
	#define PF push_front
	#define pf pop_front
	#define MOD 1000000007
	int main()
	{
		ios_base::sync_with_stdio(false);
		cin.tie(NULL);
		ll n,k;
		cin>>n>>k;
		vi arr(n);
		for(ll i=0;i<n;i++)
		{
			cin>>arr[i];
		}
		sort(arr.begin(),arr.end());
		vi diff(n-1);
		for(ll i=0;i<n-1;i++)
		{
			if(arr[i]==arr[i+1])
				diff[i]=0;
			else
				diff[i]=arr[i+1]-arr[i]-1;
		}
		sort(diff.begin(),diff.end());
		ll ans=arr[n-1]-arr[0]+1;
		ll c= k-1;
		ll i=n-2;
		while(i>=0 && c>0)
		{
			ans-=diff[i];
			i--;
			c--;
		}
		cout<<ans<<"\n";
		return 0;
	}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 512 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 4 ms 384 KB Output is correct
8 Correct 5 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 512 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 29 ms 2816 KB Output is correct
17 Correct 30 ms 2816 KB Output is correct
18 Correct 28 ms 2816 KB Output is correct
19 Correct 29 ms 2944 KB Output is correct
20 Correct 28 ms 2816 KB Output is correct
21 Correct 28 ms 2944 KB Output is correct
22 Correct 29 ms 2816 KB Output is correct
23 Correct 27 ms 2944 KB Output is correct
24 Correct 28 ms 2816 KB Output is correct