Submission #1023508

#	Time	Username	Problem	Language	Result	Execution time	Memory
1023508		Ahmed_Solyman	Packing Biscuits (IOI20_biscuits)	C++14	0 / 100	1073 ms	348 KiB

biscuits

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

ll count_tastiness(ll x,vector<ll> a){
    int k=(int)a.size();
    vector<ll>g=a;
    int ret=0;
    for(int y=0;y<=100000/x;y++){
        a=g;
        int cnt=0;
        for(int j=0;j<x;j++){
            int u=y;
            for(int p=k-1;p>=0;p--){
                if(a[p] && (1LL<<p)<=u){
                    u^=(1LL<<p);
                    --a[p];
                }
            }
            if(!u)++cnt;
        }
        ret+=(cnt==x);
    }
    return ret;
}

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