Submission #1034879

#	Time	Username	Problem	Language	Result	Execution time	Memory
1034879		Marco_Escandon	Packing Biscuits (IOI20_biscuits)	C++17	100 / 100	59 ms	1372 KiB

biscuits

#include<bits/stdc++.h>
//#include "biscuits.h"
using namespace std;
typedef long long ll;
vector<ll> temp;
map<ll,ll> mapa;
ll sol(ll n)
{
	if(n<=0) return 1;
	if(n==1) return 2;
	if(mapa[n]!=0) return mapa[n];
	ll bs=0;
	for(ll i=0; i<63; i++)
	{
		if((1LL<<i)<n&&n<=(1LL<<(i+1)))
		{
			bs=sol(1LL<<i)+sol(min(n,1+temp[i])-(1LL<<i))-2;
		}
	}
	return mapa[n]=bs+1;
}
long long count_tastiness(long long x, std::vector<long long> a) {
	a.resize(63);
	temp=a;
	ll ac=0;
	for(int i=0; i<a.size(); i++)
	{
		ac+=(a[i]<<i);
		temp[i]=ac/x;
	}
	mapa.clear();
	return sol(2e18)-1;
}

Compilation message (stderr)

biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:26:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |  for(int i=0; i<a.size(); i++)
      |               ~^~~~~~~~~

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