Submission #547516

#	Time	Username	Problem	Language	Result	Execution time	Memory
547516		LucaDantas	Packing Biscuits (IOI20_biscuits)	C++17	9 / 100	1148 ms	1179432 KiB

biscuits

#include "biscuits.h"
#include <cassert>
#include <algorithm>

long long count_tastiness(long long x, std::vector<long long> a) {
	std::vector<long long> val = {0};

	while(a.size() < 60) a.push_back(0);
	for(int i = 1; i < (int)a.size(); i++)
		a[i] = (1ll << i) * a[i] + a[i-1];

	for(int i = 0; i < 60; i++) {
		long long pot = (1ll << i);
		int last = std::upper_bound(val.begin(), val.end(), a[i] / x - (1ll << i)) - val.begin();
		for(int j = 0; j < last; j++)
			val.push_back(val[j] + pot);
	}

	return val.size();
}

• Subtask 1: 9 / 9
• Subtask 2: 0 / 12
• Subtask 3: 0 / 21
• Subtask 4: 0 / 35
• Subtask 5: 0 / 23