답안 #303865

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
303865	2020-09-20T17:37:16 Z	tutis	비스킷 담기 (IOI20_biscuits)	C++17	42 / 100	1000 ms	19920 KB

biscuits

#include "biscuits.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace std;
typedef long long ll;
using namespace __gnu_pbds;
ll count_tastiness(ll x, vector<ll> a)
{
	while (a.size() <= 60)
		a.push_back(0);
	ll s[61];
	s[60] = 0;
	for (int i = 59; i >= 0; i--)
	{
		s[i] = a[i] + s[i + 1] * 2;
		if (s[i] >= 3 * x)
			s[i] = 3 * x;
	}
	cc_hash_table<ll, ll>M[61];
	function<ll(ll, int)>get = [&](ll d, int i)->ll
	{
		if (i == 60)
			return d / x + 1;
		bool ok = false;
		ll sum = d * 2;
		for (int j = i; j < 60; j++)
		{
			sum /= 2;
			sum += a[j];
			if (sum >= x)
			{
				ok = true;
				break;
			}
		}
		if (!ok)
			return 1;
		if (M[i].find(d) != M[i].end())
			return M[i][d];
		if (a[i] + d < x)
		{
			return M[i][d] = get((d + a[i]) / 2, i + 1);
		}
		else
		{
			return M[i][d] = get((d + a[i]) / 2, i + 1) + get((d + a[i] - x) / 2, i + 1);
		}
	};
	return get(0, 0);
}

Subtask #1

9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	256 KB	Output is correct
2	Correct	1 ms	256 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	256 KB	Output is correct
7	Correct	1 ms	256 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	1 ms	384 KB	Output is correct
10	Correct	0 ms	256 KB	Output is correct
11	Correct	0 ms	256 KB	Output is correct
12	Correct	1 ms	256 KB	Output is correct
13	Correct	1 ms	256 KB	Output is correct
14	Correct	1 ms	384 KB	Output is correct

Subtask #2

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	256 KB	Output is correct
2	Correct	1 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	256 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	1 ms	384 KB	Output is correct

Subtask #3

21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	75 ms	19428 KB	Output is correct
2	Correct	138 ms	8224 KB	Output is correct
3	Correct	241 ms	15600 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	617 ms	19920 KB	Output is correct
9	Correct	415 ms	13748 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	10 ms	784 KB	Output is correct
12	Correct	82 ms	3328 KB	Output is correct
13	Correct	701 ms	19552 KB	Output is correct

Subtask #4

0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	1080 ms	13868 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #5

0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	256 KB	Output is correct
2	Correct	1 ms	256 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	256 KB	Output is correct
7	Correct	1 ms	256 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	1 ms	384 KB	Output is correct
10	Correct	0 ms	256 KB	Output is correct
11	Correct	0 ms	256 KB	Output is correct
12	Correct	1 ms	256 KB	Output is correct
13	Correct	1 ms	256 KB	Output is correct
14	Correct	1 ms	384 KB	Output is correct
15	Correct	1 ms	256 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	256 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	75 ms	19428 KB	Output is correct
25	Correct	138 ms	8224 KB	Output is correct
26	Correct	241 ms	15600 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	384 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	617 ms	19920 KB	Output is correct
32	Correct	415 ms	13748 KB	Output is correct
33	Correct	1 ms	384 KB	Output is correct
34	Correct	10 ms	784 KB	Output is correct
35	Correct	82 ms	3328 KB	Output is correct
36	Correct	701 ms	19552 KB	Output is correct
37	Execution timed out	1080 ms	13868 KB	Time limit exceeded
38	Halted	0 ms	0 KB	-