Submission #1227905

#	Time	Username	Problem	Language	Result	Execution time	Memory
1227905		omsincoconut	Packing Biscuits (IOI20_biscuits)	C++17	0 / 100	1105 ms	545656 KiB

biscuits

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

ll count_tastiness(ll x, vector<ll> a) {
    while (a.size() <= 70) a.push_back(0);
    vector<ll> can = {0};

    for (ll i = 0; i < a.size(); i++) {
        vector<ll> nextcan;
        for (ll j : can) {
            nextcan.push_back(a[i]*(1LL<<i)+j);
            ll val = (a[i]-x)*(1LL<<i)+j;
            if (val >= 0) nextcan.push_back(val);
        }
        can = nextcan;
    }
    return can.size();
}

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