Submission #403408

#	Time	Username	Problem	Language	Result	Execution time	Memory
403408		AmineTrabelsi	Packing Biscuits (IOI20_biscuits)	C++14	0 / 100	1085 ms	976 KiB

biscuits

#include "biscuits.h"
#include <bits/stdc++.h>
using namespace std;
vector<long long> powr;
long long count_tastiness(long long x,vector<long long> a) {
    powr.push_back(1);
    for(int i=1;i<=61;i++){
        powr.push_back(powr.back()*2);
    }
    reverse(a.begin(),a.end());
    int res = 1;
    for(int y=1;y<=200000;y++){
        //cerr<<y<<": \n";
        long long curr = y;
        int pwr = a.size() -1;
        for(auto i:a){
            long long cnt = i;
            long long p = powr[pwr];
            long long take = min(cnt,curr/p);
            curr -= take*p;
            pwr--;
        }
        if(curr == 0)res++;
        //cerr<<curr<<'\n';
    }
	return res;
}

// run biscuits 03.in 03.out

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