oj.uz

답안 #824387

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
824387 2023-08-14T05:08:16 Z ymm 비스킷 담기 (IOI20_biscuits) C++17
100 / 100
 59 ms 1236 KB 
#include "biscuits.h"
#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (r); ++x)
typedef long long ll;
typedef std::pair<ll,ll> pll;
using namespace std;

const int N = 64;
ll a[N], b[N];
map<pll,ll> mem;
int n;

ll solve(int k, ll mx)
{
	mx = min(mx, (1ll<<k)-1);
	if (k == 0 || mx == 0)
		return 1;
	auto &ans = mem[pll(k, mx)];
	if (ans)
		return ans;
	ans += solve(k-1, min(mx, b[k-1]));
	if (mx >= (1ll << (k-1)))
		ans += solve(k-1, min(mx - (1ll << (k-1)), b[k-1]));
	return ans;
}

long long count_tastiness(long long x, std::vector<long long> _a) {
	_a.resize(61, 0);
	n = _a.size();
	Loop (i,0,n)
		a[i] = _a[i];
	ll sum = 0;
	Loop (i,0,n) {
		sum += a[i]<<i;
		b[i+1] = sum/x;
	}
	mem.clear();
	return solve(n, b[n]);
}

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 304 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 224 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 304 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 212 KB Output is correct

Subtask #4
35.0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 340 KB Output is correct
2 Correct 26 ms 1208 KB Output is correct
3 Correct 23 ms 1236 KB Output is correct
4 Correct 22 ms 1196 KB Output is correct
5 Correct 21 ms 1204 KB Output is correct
6 Correct 25 ms 1108 KB Output is correct
7 Correct 24 ms 1164 KB Output is correct
8 Correct 25 ms 1108 KB Output is correct
9 Correct 23 ms 1168 KB Output is correct
10 Correct 17 ms 1176 KB Output is correct

Subtask #5
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 304 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 224 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 304 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 5 ms 340 KB Output is correct
38 Correct 26 ms 1208 KB Output is correct
39 Correct 23 ms 1236 KB Output is correct
40 Correct 22 ms 1196 KB Output is correct
41 Correct 21 ms 1204 KB Output is correct
42 Correct 25 ms 1108 KB Output is correct
43 Correct 24 ms 1164 KB Output is correct
44 Correct 25 ms 1108 KB Output is correct
45 Correct 23 ms 1168 KB Output is correct
46 Correct 17 ms 1176 KB Output is correct
47 Correct 6 ms 384 KB Output is correct
48 Correct 13 ms 1236 KB Output is correct
49 Correct 7 ms 340 KB Output is correct
50 Correct 17 ms 1076 KB Output is correct
51 Correct 7 ms 1236 KB Output is correct
52 Correct 4 ms 340 KB Output is correct
53 Correct 6 ms 1092 KB Output is correct
54 Correct 59 ms 1176 KB Output is correct
55 Correct 58 ms 1208 KB Output is correct
56 Correct 53 ms 1212 KB Output is correct
57 Correct 45 ms 1108 KB Output is correct