답안 #474706

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
474706	2021-09-19T13:44:37 Z	irmuun	Stove (JOI18_stove)	C++17	100 / 100	66 ms	3052 KB

stove

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
ll p[100001],a,b,ans,c,i;
vector<ll>v;
int main(){
	cin>>a>>b;
	for(i=1;i<=a;i++){
		cin>>p[i];
		if(i>1){
			v.pb(p[i]-p[i-1]-1);
		}
	}
	ans=p[a]-p[1]+1;
	if(a<=b){
		cout<<a<<endl;
		v.clear();
	}
	else{
		b--;
		sort(v.begin(),v.end());
		c=a-2;
		for(i=1;i<=b;i++){
			ans-=v[c];
			c--;
		}
		cout<<ans<<endl;
	}
}

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct

Subtask #2

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	2 ms	332 KB	Output is correct
11	Correct	2 ms	332 KB	Output is correct
12	Correct	2 ms	332 KB	Output is correct
13	Correct	2 ms	324 KB	Output is correct
14	Correct	2 ms	332 KB	Output is correct
15	Correct	2 ms	332 KB	Output is correct

Subtask #3

50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	1 ms	204 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	2 ms	332 KB	Output is correct
11	Correct	2 ms	332 KB	Output is correct
12	Correct	2 ms	332 KB	Output is correct
13	Correct	2 ms	324 KB	Output is correct
14	Correct	2 ms	332 KB	Output is correct
15	Correct	2 ms	332 KB	Output is correct
16	Correct	58 ms	2980 KB	Output is correct
17	Correct	54 ms	2924 KB	Output is correct
18	Correct	61 ms	3052 KB	Output is correct
19	Correct	52 ms	2872 KB	Output is correct
20	Correct	57 ms	2856 KB	Output is correct
21	Correct	66 ms	2856 KB	Output is correct
22	Correct	53 ms	2872 KB	Output is correct
23	Correct	55 ms	2844 KB	Output is correct
24	Correct	53 ms	2896 KB	Output is correct