Submission #157462

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
157462	2019-10-11T16:05:11 Z	GioChkhaidze	Stove (JOI18_stove)	C++14	100 / 100	87 ms	2300 KB

stove

#include <bits/stdc++.h>
using namespace std;

const int N=100005;

int n,k,a[N],ANS;

vector < int > v;

main () {
	cin>>n>>k;
	
	for (int i=1; i<=n; i++){
		cin>>a[i];
		if (i==1) continue;
		v.push_back(a[i]-a[i-1]-1);
	}
	
	k--;
	ANS=a[n]-a[1]+1;
	
	sort(v.begin(),v.end());
	reverse(v.begin(),v.end());
	
	for (int i=0; i<min(k,n-1); i++) 
		ANS-=v[i];
	
	cout<<ANS<<endl;	
}

Compilation message

stove.cpp:10:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	256 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	256 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	5 ms	376 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	4 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct

Subtask #3

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	256 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	5 ms	376 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	4 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct
16	Correct	87 ms	2204 KB	Output is correct
17	Correct	86 ms	2164 KB	Output is correct
18	Correct	86 ms	2164 KB	Output is correct
19	Correct	87 ms	2208 KB	Output is correct
20	Correct	86 ms	2288 KB	Output is correct
21	Correct	87 ms	2156 KB	Output is correct
22	Correct	87 ms	2300 KB	Output is correct
23	Correct	87 ms	2136 KB	Output is correct
24	Correct	86 ms	2288 KB	Output is correct