Submission #606527

#	Time	Username	Problem	Language	Result	Execution time	Memory
606527		Mher	Packing Biscuits (IOI20_biscuits)	C++14	42 / 100	1044 ms	16664 KiB

biscuits

#include "biscuits.h"
#include <bits/stdc++.h>

using namespace std;
 
long long n;
long long lg;
long long ans = 0;
map<long long, long long> dp[2];
 
long long count_tastiness(long long x, vector<long long> a) {
    for(int i = 0; i < 66;i++){
        a.push_back(0);
    }
    ans = 0;
	n = a.size();
	dp[0][0] = 1;
	for(int i = 0; i < n; i++){
        for(auto c : dp[0]){
            if(c.first + a[i] - x >= 0){
                dp[1][(c.first + a[i] - x) / 2]+= c.second;
            }
            dp[1][(c.first + a[i]) / 2] += c.second;
        }
        dp[0] = dp[1];
        dp[1].clear();
	}
	ans = dp[0][0];
	dp[0].clear();
	return ans;
}

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