Submission #921373

#	Time	Username	Problem	Language	Result	Execution time	Memory
921373		ksujay2	Packing Biscuits (IOI20_biscuits)	C++17	0 / 100	1093 ms	416 KiB

biscuits

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

ll count_tastiness(ll x, vector<ll> a) {
    a.resize(20);
    function<ll(int, ll)> f = [&] (int i, ll y) {
        if(i < 0) return (ll)(y == 0);
        y = y - a[i] * (1LL << i);
        return f(i - 1, max(0ll, y)) + f(i - 1, max(0ll, y + x * (1LL << i)));
    };
    return f(19, 0);
}

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