Submission #1015841

#	Time	Username	Problem	Language	Result	Execution time	Memory
1015841		Unforgettablepl	Packing Biscuits (IOI20_biscuits)	C++17	42 / 100	1086 ms	10072 KiB

biscuits

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

const int LIMIT = 60;
 
long long DP[LIMIT+2][20004];
 
long long count_tastiness(long long x, std::vector<long long> a) {
	DP[0][0]=1;
	a.resize(LIMIT+2);
	for(int i=0;i<=LIMIT;i++){
		if(a[i]<x+2ll)continue;
		long long can = a[i]-x;
		can/=2ll;
		a[i+1]+=can;
		a[i]-=2ll*can;
	}
	for(long long i=0;i<=LIMIT;i++){
		for(long long j=0;j<=20003;j++){
			DP[i+1][j] = DP[i][max(0ll,min(20003ll,2ll*(j-a[i])))] + DP[i][max(0ll,min(20003ll,2ll*(j-a[i]+x)))];
		}
	}
	return DP[LIMIT+1][0];
}

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