제출 #162397

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
162397		crushteacherswife	Akcija (COCI15_akcija)	C++14	80 / 80	22 ms	1272 KiB

akcija

/************Rochy************/
#include <bits/stdc++.h>
#define fo(i,a,b) for(int i=a;i<=b;++i)
#define fd(i,a,b) for(int i=a;i>=b;--i)
#define fl(i,a,b) for(int i=a;i<b;++i)
#define fa(i,a) for(auto (i):(a))
#define F first
#define S second
#define all(a) a.begin(),a.end()
#define vi vector <int>
#define ii pair <int,int>
#define pb push_back
using namespace std;
template <typename T> inline void read(T &x){char c;bool nega=0;while((!isdigit(c=getchar()))&&(c!='-'));
if(c=='-'){nega=1;c=getchar();}x=c-48;while(isdigit(c=getchar()))x=x*10+c-48;if(nega)x=-x;}
template <typename T> inline void writep(T x){if(x>9)writep(x/10);putchar(x%10+48);}
template <typename T> inline void write(T x){if(x<0){putchar('-');x=-x;}writep(x);putchar(' ');}
template <typename T> inline void writeln(T x){write(x);putchar('\n');}
template <typename R, typename D> inline void Min(R &a, D b){if(a>b) a=b;}
template <typename D, typename R> inline void Max(D &a, R b){if(a<b) a=b;}
const int N=100006;
int n,a[N],run;
int main(){
	ios_base::sync_with_stdio(NULL);
	cin. tie(NULL); cout. tie(NULL);
	#ifndef ONLINE_JUDGE
//	freopen(".inp" , "r", stdin);
	#endif
	cin>>n;
	fo(i,1,n) cin>>a[i];
	sort(a+1,a+1+n);
	long long tmp=accumulate(a+1,a+1+n,0ll);
	int run=n;
	while(run>2){
		tmp-=a[run-2];
		run-=3;
	}
	cout<<tmp;
	return 0;
}

• Subtask 1: 80 / 80