제출 #134535

#제출 시각아이디문제언어결과실행 시간메모리
13453520160161simone선물상자 (IOI15_boxes)C++14
0 / 100
2 ms376 KiB
#include "boxes.h"
#include <bits/stdc++.h>
using namespace std;
#define M 10000010
#define inf 0x3f3f3f
int mi[M]; 
long long delivery(int N, int K, int L, int p[]) {
    for(int i=1;i<=N;i++){
    	mi[i]=min(abs(L-p[i]),abs(p[i]))*2;	 
	}
	sort(mi+1,mi+1+N);
	int ans=0,val=0,k=0;
	for(int i=1;i<=N;i++)
	{
		k++;
		val=max(mi[i],val);
		if(k==K) 
		{
			ans+=val;
			val=0;
			k=0;
		}
	}
	ans+=val;
	return ans;
}
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