제출 #605413

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
605413		gagik_2007	비스킷 담기 (IOI20_biscuits)	C++17	0 / 100	1 ms	340 KiB

biscuits

#include "biscuits.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef ll itn;

#define ff first
#define ss second

ll n;
ll lg;
ll ans=0;
map<ll, ll>dp[2];

ll count_tastiness(ll x, vector<ll> a) {
    ans=0;
	n = a.size();
	dp[0][0]=1;
	for(int i=0;i<n;i++){
        for(auto c:dp[0]){
            if(c.ff+a[i]-x>=0){
                dp[1][(c.ff+a[i]-x)/2]+=c.ss;
            }
            dp[1][(c.ff+a[i])/2]+=c.ss;
        }
        dp[0]=dp[1];
        dp[1].clear();
	}
	for(auto c:dp[0]){
        ans+=c.ss;
	}
	dp[0].clear();
	return ans;
}

/*
2
3 2
2 1 2
3 2
2 1 2

*/

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