Submission #622923

#	Time	Username	Problem	Language	Result	Execution time	Memory
622923		JeanBombeur	Packing Biscuits (IOI20_biscuits)	C++17	100 / 100	15 ms	816 KiB

biscuits

#include "biscuits.h"
#define ll long long
ll D[61];
ll count_tastiness(ll x, std::vector<ll> a) {
    D[0]=1;
    a.resize(60);
    for (int i=0;i<60;i++)
    {
        ll s=i?a[i]=(a[i]<<i)+a[i-1]:a[0];
        D[i+1]=1;
        for (int j=i;j>=0;j--)
        {
            s=s<a[j]?s:a[j];
            if (x<=(s>>j))
                D[i+1]+=D[j],s-=(x<<j);
        }
    }
	return D[60];
}

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