제출 #860493

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
860493		mychecksedad	비스킷 담기 (IOI20_biscuits)	C++17	9 / 100	1072 ms	658144 KiB

biscuits

#include<biscuits.h>
#include<bits/stdc++.h>
using namespace std;
#define ll long long int
#define MOD (1000000000+7)
#define MOD1 (998244353)
#define pb push_back
#define all(x) x.begin(), x.end()
#define en cout << '\n'
const int N = 1e6+100, M = 1e5+10, K = 22;

ll count_tastiness(ll x, vector<ll> a){
	vector<ll> p;
	p.pb(0);
	ll ans = 1;
	for(int i = 0; i < 100; ++i) a.pb(0);
	int n = a.size();
	for(int i = 0; i < n; ++i){
		ans += int(p.size()) - (lower_bound(all(p), x - a[i]) - p.begin());
		vector<ll> np, np2;
		for(auto y: p){
			np.pb((y+a[i])>>1);
			if(y+a[i]-x >= 0) np2.pb((y+a[i]-x)>>1);
		}
		p.clear();
		merge(all(np), all(np2), back_inserter(p));
		// for(auto f: p) cout << f << ' ';
		// en;
	// cout << ans << '\n';
	}
	return ans;
}

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