Submission #157462

#	Time	Username	Problem	Language	Result	Execution time	Memory
157462		GioChkhaidze	Stove (JOI18_stove)	C++14	100 / 100	87 ms	2300 KiB

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 (stderr)

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

• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50