Submission #432485

#	Time	Username	Problem	Language	Result	Execution time	Memory
432485		MOUF_MAHMALAT	Packing Biscuits (IOI20_biscuits)	C++14	9 / 100	1094 ms	1120 KiB

biscuits

#include "biscuits.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
vector<ll>a,b;
ll x,n=61,lg[100009],p[65];
long long count_tastiness(ll X, vector<ll> A)
{
    x=X,a=A,a.resize(n);
    if(lg[2]==0)
    {
        for(ll i=2; i<=1e5; i++)
            lg[i]=lg[i/2]+1;
    }
    ll ans=0;
    for(ll i=0; i<=1e5; i++)
    {
        b=a;
        for(ll j=0; j<=lg[i]; j++)
        {
            if((1<<j)&i)
            {
                if(b[j]<x)
                    break;
                b[j]-=x;
            }
            b[j+1]+=b[j]/2;
            if(j==lg[i])
                ans++;
        }
    }
    return ans;
}

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