제출 #362923

#제출 시각아이디문제언어결과실행 시간메모리
362923David_M선물상자 (IOI15_boxes)C++14
0 / 100
0 ms364 KiB
#include "boxes.h" #include<bits/stdc++.h> using namespace std; long long delivery(int n, int k, int L, int p[]) { int i, Ans=1e9, l[n], r[n]; memset (l, 0, sizeof(l)); memset (r, 0, sizeof(r)); for (i=1; i<=n; i++)r[i]=r[max(i-k, 0)]+p[i-1]*2; for (i=n; i>=1; i--)l[i]=l[min(n+1, i+k)]+(L-p[i-1])*2; for (i=0; i<=n; i++)Ans=min(Ans, min(l[i]+r[n-i], l[i]+r[max(n-i-k, 0)]+L)); return Ans; }
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