Submission #1071693

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1071693	2024-08-23 10:06:06	quanquai	Building Bridges (CEOI17_building)	C++17	0 / 100	43 ms	3676 KiB

building

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/**
 *  author: anonymouse
 *  created: 23.08.2024 15:52:54
**/
#include <bits/stdc++.h>
#define int long long
using namespace std;
struct Line {
  long long a, b;
  Line() : a(0), b(0) {}
  Line(long long _a, long long _b) : a(_a), b(_b) {}
  long long eval(long long x) {
    return a * x + b;
  }
};
struct LiChaoTree {
  int l, r, mid;
  Line func;
  LiChaoTree* left = NULL;
  LiChaoTree* right = NULL;
  LiChaoTree(int _l, int _r) {
    l = _l;
    r = _r;
    mid = (l + r) / 2;
    func = {0, (long long) 1e18};
  } 
  void extend(int t, int _lo, int _hi) {    
    if (t == 0) {
      if (left != NULL) return;
 
 
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