Submission #113758

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
113758	2019-05-28 07:23:44	Diuven	Bulldozer (JOI17_bulldozer)	C++14	100 / 100	1418 ms	48112 KiB

bulldozer

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#include <bits/stdc++.h>
using namespace std;
typedef long long lint;
typedef pair<int, int> pii;
const int MAX = 2019;
int n, X[MAX], Y[MAX], V[MAX];
inline lint _max(lint a, lint b){ return a<b ? b : a; }
inline int _abs(int a){ return a<0 ? -a : a; }
int gcd(int a, int b){
  if(b==0) return a;
  return gcd(b,a%b);
}
class Seg_t{
  struct node {
    lint ls, rs, ms, su;
    node operator + (const node &op) const {
      node res = {0,0,0,0};
      // ls, rs should not be empty.
      // ms may be empty
      res.ls = _max(ls, su+op.ls);
      res.rs = _max(op.rs, op.su+rs);
      res.ms = _max(rs+op.ls, _max(ms, op.ms));
      res.su = su + op.su;
      return res;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 20 / 20
• Subtask 3: 35 / 35
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20