Submission #141531

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
141531	2019-08-08 10:23:41	meatrow	Safety (NOI18_safety)	C++17	100 / 100	71 ms	3728 KiB

safety

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//#pragma GCC optimize("O3")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,tune=native")
//#pragma GCC optimize ("unroll-loops")
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    int n;
    ll h;
    cin >> n >> h;
    priority_queue<ll> left;
    priority_queue<ll, vector<ll>, greater<ll>> right;
    ll ans = 0;
    int s;
    cin >> s;
    left.push(s);
    right.push(s);
    for (int i = 1; i < n; i++) {
        cin >> s;
        ll shift = i * h;
        ll left_border = left.top() - shift;
        ll right_border = right.top() +  shift;
        if (s < left_border) {
 
 
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