제출 #849348

#제출 시각아이디문제언어결과실행 시간메모리
849348abcvuitunggio선물상자 (IOI15_boxes)C++17
0 / 100
1 ms348 KiB
#include "boxes.h" #include <bits/stdc++.h> using namespace std; vector <int> a,b; long long res; long long delivery(int N, int K, int L, int p[]){ for (int i=0;i<N;i++) if (p[i]<L/2) a.push_back(p[i]); else b.push_back(L-p[i]); sort(a.begin(),a.end()); sort(b.begin(),b.end()); int i=(int)a.size()-1,j=(int)b.size()-1; while (i>=0||j>=0){ int x=0,mx=0,tmp=K; while (tmp--){ if (i<0&&j<0) break; if (j<0||(i>=0&&a[i]>b[j])){ mx=max(mx,a[i]); i--; x|=1; continue; } mx=max(mx,b[j]); j--; x|=2; } if (x==3) res+=L; else res+=mx*2; } return res; }
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