Submission #379545

#	Time	Username	Problem	Language	Result	Execution time	Memory
379545		grt	Packing Biscuits (IOI20_biscuits)	C++17	0 / 100	1094 ms	492 KiB

biscuits

#include <bits/stdc++.h>
#define PB push_back
#define ST first
#define ND second

//#pragma GCC optimize ("O3")
//#pragma GCC target("tune=native")

//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
//using namespace __gnu_pbds;
//typedef tree<int, null_type, less_equal<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set;

using namespace std;
using ll = long long;
using pi = pair<int, int>;
using vi = vector<int>;

ll count_tastiness(ll x, vector<ll>a) {
	while((int)a.size() < 60) a.PB(0);
	for(int i = 1; i < 60; ++i) {
		a[i] = a[i - 1] + (a[i] * (1LL << i));
	}
	ll cnt = 0;
	for(int i = 1; i <= 100 * 1000; ++i) {
		ll c = 0;
		bool ok = true;
		for(int j = 0; j < 60; ++j) {
			if((1LL << j) & i) {
				c += (1LL << j) * x;
			}
			if(c > a[j]) ok = false;
		}
		cnt += ok;
	}
	return cnt+1;
}


//int main() {
	//ios_base::sync_with_stdio(0);
	//cin.tie(0);
	//cout << count_tastiness(2, {2, 1, 2}) << "\n";
	//cout << count_tastiness(3, {5, 2, 1}) << "\n";
//}

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