Submission #489309

# Submission time Handle Problem Language Result Execution time Memory
489309 2021-11-22T08:48:44 Z 1ne Stove (JOI18_stove) C++14
100 / 100
21 ms 3232 KB
#include<bits/stdc++.h>
using namespace std;
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n,m;cin>>n>>m;
vector<int64_t>arr(n);
for (int i = 0;i<n;++i)cin>>arr[i];
if (m>=n){
	cout<<n<<'\n';
}
else{
	int k = n - m;
	vector<int64_t>brr;
	int64_t ans = 0;
	for (int i = 0;i<n-1;++i){
		brr.push_back({arr[i+1]-arr[i]});
	}
	sort(brr.begin(),brr.end());
	for (int i = 0;i<k;++i){
		ans+=brr[i];
	}
	ans+= n - k;
	cout<<ans<<'\n';
}
return 0;}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 280 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 280 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 280 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 17 ms 3228 KB Output is correct
17 Correct 17 ms 3136 KB Output is correct
18 Correct 17 ms 3136 KB Output is correct
19 Correct 17 ms 3136 KB Output is correct
20 Correct 18 ms 3144 KB Output is correct
21 Correct 17 ms 3148 KB Output is correct
22 Correct 17 ms 3148 KB Output is correct
23 Correct 16 ms 3148 KB Output is correct
24 Correct 21 ms 3232 KB Output is correct