Submission #1042638

#TimeUsernameProblemLanguageResultExecution timeMemory
1042638AmirAli_H1Packing Biscuits (IOI20_biscuits)C++17
0 / 100
1 ms348 KiB
// In the name of Allah

#include <bits/stdc++.h>
#include "biscuits.h"
using namespace std;

typedef		long long int			ll;
typedef		long double				ld;
typedef		pair<int, int>			pii;
typedef		pair<ll, ll>			pll;
typedef		complex<ld>				cld;

#define		all(x)					(x).begin(),(x).end()
#define		len(x)					((ll) (x).size())
#define		F						first
#define		S						second
#define		pb						push_back
#define		sep						' '
#define		endl					'\n'
#define		Mp						make_pair
#define		kill(x)					cout << x << '\n', exit(0)
#define		set_dec(x)				cout << fixed << setprecision(x);
#define		file_io(x,y)			freopen(x, "r", stdin); freopen(y, "w", stdout);
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const int maxn = 60 + 4;

int n; ll R;
ll A[maxn]; vector<ll> ls;
vector<ll> res, resx;

ll count_tastiness(ll x, vector<ll> Ax) {
	n = len(Ax); R = x;
	for (int i = 0; i < n; i++) A[i] = Ax[i];
	
	ll sm = 0; ls.clear();
	for (int i = 0; i < n; i++) {
		sm += (A[i] << i);
		ll valx = (sm / R);
		ls.pb(max(0ll, valx - (1ll << i) + 1));
	}
	if (sm > 2e5) exit(23);
	
	res.clear(); res.pb(0);
	for (int i = 0; i < n; i++) {
		resx.clear();
		for (ll x : res) {
			if (x < ls[i]) resx.pb(x + (1ll << i));
		}
		for (ll x : resx) res.pb(x);
	}
	return len(res);
}
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