Submission #914351

#	Time	Username	Problem	Language	Result	Execution time	Memory
914351		LM1	Stove (JOI18_stove)	C++14	100 / 100	39 ms	2512 KiB

stove

#include<bits/stdc++.h>
#define int long long
using namespace std;
const int N=1e5+5;
int n,k,ans,t,t1;
priority_queue<int>v;
main(){
	cin>>n>>k;
	cin>>t1;
	ans=t1;
	for(int i=0;i<n-1;i++){
		cin>>t;
		v.push(t-t1-1);
		t1=t;
	}
	ans=t-ans+1;
	k--;while(k--){
		ans-=v.top();
		v.pop();
	}
	if(n==1){cout<<1;return 0;}
	cout<<ans;
}

Compilation message (stderr)

stove.cpp:7:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    7 | main(){
      | ^~~~

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