Submission #563547

#	Time	Username	Problem	Language	Result	Execution time	Memory
563547		zxcvbnm	Lightning Conductor (POI11_pio)	C++14	0 / 100	800 ms	5128 KiB

pio

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

void self_max(int& me, int other) {
	me = max(me, other);
}

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
	int n;
	cin >> n;
	vector<int> a(n);
	for(int& i : a) {
		cin >> i;
	}
	
	vector<int> ans(n, 0);
	
	for(int sz = 1, p = 1; p*p < n; p++, sz = p*p) {
		multiset<int> s{3};

		//if (sz == 1) cout << p << " " << a[sz] << " " << *s.rend() << ": " << (p - a[sz] + *s.rend()) << "\n";
		self_max(ans[sz], p + *s.rbegin() - a[sz]);
		
		for(int r = sz; r < n; r++) {
			//rem(a[r-sz]);
			//s.insert(a[r]);
			
			//if (r-sz == 1) cout << p << " " << a[r-sz] << " " << *s.rend() << "\n";

			self_max(ans[r-sz], p - a[r-sz] + *s.rbegin());
			//if (r != n-1) {
				//self_max(ans[r+1], p - a[r+1] + *s.rbegin());
				if (r+1 == 1) cout << p << " " << a[r+1] << " " << *s.rend() << "\n";
			//}
		}
		
		//for(int i : s) {
			//cout << i << " ";
		//}
		//cout << "\n";
	}
	
	//multiset<int> s;
	//for(int i = 0; i < n-1; i++) {
		//s.insert(a[i]);
		//int dist = ceil(sqrt(i+1));
		//cout << i+1 << ": " << ceil(sqrt(i+1)) << " " << a[i+1] << " " << *s.rbegin() << "\n";
		//self_max(ans[i+1], dist - a[i+1] + *s.rbegin());
	//}
	
	//s.clear();
	//for(int i = n-1; i >= 1; i--) {
		//s.insert(a[i]);
		//int dist = ceil(sqrt(n-i));
		//self_max(ans[i-1], dist - a[i-1] + *s.rbegin());
	//}
	
	for(int i = 0; i < n; i++) {
		cout << ans[i] << "\n";
	}
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 9
• Subtask 3: 0 / 9
• Subtask 4: 0 / 9
• Subtask 5: 0 / 9
• Subtask 6: 0 / 9
• Subtask 7: 0 / 9
• Subtask 8: 0 / 9
• Subtask 9: 0 / 9
• Subtask 10: 0 / 9
• Subtask 11: 0 / 10