제출 #1239984

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1239984		franuch	비스킷 담기 (IOI20_biscuits)	C++20	0 / 100	1 ms	324 KiB

biscuits

#include <bits/stdc++.h>
#include "biscuits.h"
using namespace std;
typedef long long ll;
typedef __int128 xl;
typedef pair<ll, ll> pll;
#define vc vector
#define st first
#define nd second
#define all(a) a.begin(), a.end()
#define sz(a) (ll)a.size()
#define pub push_back
#define pob pop_back

bool cont(xl mask, xl i) {
	return (mask & (xl(1) << i)) != xl(0);
}

ll count_tastiness(ll x, vc<ll> a) {
	xl n = sz(a);
	vc<xl> b = {0};
	xl sa = 0;
	for (xl i = 0; i < 2 * n; i++) {
		if (i < n)
			sa += xl(a[i]) * (xl(1) << i);
		xl k = sz(b);
		for (xl j = 0; j < k; j++) {
			auto bj = b[j];
			if (bj + xl(x) * (xl(1) << i) <= sa)
				b.pub(bj + xl(x) * (xl(1) << i));
			else
				break;
		}
	}
	return sz(b);
}

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