Submission #678061

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
678061	2023-01-05T06:25:30 Z	hello_there_123	Stove (JOI18_stove)	C++17	100 / 100	45 ms	2216 KB

stove

#include<bits/stdc++.h>
using namespace std;
#define int long long
main(){
	int N,K;
	cin>>N>>K;
	int ans = 0;
	int arr[N+3];
	for(int i=0;i<N;i++){
		cin>>arr[i];
	}
	ans = arr[N-1]-arr[0]+1;
	vector<int>v;
	for(int i=1;i<N;i++){
		v.push_back(arr[i]-arr[i-1]-1);
	}
	sort(v.begin(),v.end(),greater<int>());
	for(int i=0;i<K-1;i++){
		ans-=v[i];
	}
	cout<<ans;
	
}

Compilation message

stove.cpp:4:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    4 | main(){
      | ^~~~

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct
14	Correct	2 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct

Subtask #3

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct
14	Correct	2 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	45 ms	2196 KB	Output is correct
17	Correct	42 ms	2216 KB	Output is correct
18	Correct	43 ms	2120 KB	Output is correct
19	Correct	42 ms	2204 KB	Output is correct
20	Correct	42 ms	2212 KB	Output is correct
21	Correct	42 ms	2212 KB	Output is correct
22	Correct	42 ms	2196 KB	Output is correct
23	Correct	42 ms	2116 KB	Output is correct
24	Correct	41 ms	2204 KB	Output is correct