Submission #651817

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
651817	2022-10-20 07:26:34	lunchbox	Semiexpress (JOI17_semiexpress)	C++17	0 / 100	0 ms	212 KiB

semiexpress

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/*
 author: lunchbox
 problem link: https://oj.uz/problem/view/JOI17_semiexpress
*/
#include <bits/stdc++.h>
using namespace std;
 
typedef long long LL;
 
int main() {
 ios::sync_with_stdio(0), cin.tie(0);
 int n, m, k; cin >> n >> m >> k;
 LL a, b, c; cin >> a >> b >> c;
 long long t; cin >> t;
 vector<LL> s(m), p(m - 1); for (LL& x : s) cin >> x;
 priority_queue<pair<LL, int>> pq;
 LL ans = 0;
 for (int i = 0; i < m - 1; i++) {
  if (b * (s[i] - 1) > t) { 
   cout << "?\n";
   continue;
  }
  LL u = min(s[i + 1] - 1, s[i] + (t - b * (s[i] - 1)) / a);
  ans += u - s[i] + 1;
  p[i] = u + 1;
  if (p[i] < s[i + 1] && b * (s[i] - 1) + c * (p[i] - s[i]) <= t) {
   LL v = min(s[i + 1] - 1, p[i] + (t - b * (s[i] - 1) - c * (p[i] - s[i])) / a);
   pq.push({v - p[i] + 1, i});
  }
 }
 
 
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• Subtask 1: 0 / 18
• Subtask 2: 0 / 30
• Subtask 3: 0 / 52