Submission #715709

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
715709	2023-03-27 15:13:37	valerikk	Long Distance Coach (JOI17_coach)	C++17	100 / 100	270 ms	96948 KiB

coach

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 2e5 + 7;
const ll INF = 2e18;
int n, m;
ll X, T, W;
ll s[N];
ll d[N], c[N];
ll cost[N];
ll mn[N];
ll dp[N];
ll prefc[N];
struct seg {
  int l, r;
  ll x, sumcost, mnval;
};
struct cht {
  struct line {
    ll k, b;
  };
  bool bad(line l1, line l2, line l3) {
    return __int128(l3.b - l1.b) * (l1.k - l2.k) <= __int128(l2.b - l1.b) * (l1.k - l3.k);
 
 
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• Subtask 1: 16 / 16
• Subtask 2: 30 / 30
• Subtask 3: 25 / 25
• Subtask 4: 29 / 29