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Submission #338357

# Submission time Handle Problem Language Result Execution time Memory
338357 2020-12-23T03:52:59 Z mayflyyh Packing Biscuits (IOI20_biscuits) C++14
100 / 100
 433 ms 1004 KB 
#include<bits/stdc++.h>
#define ll long long
ll dp[70];
ll b[170];
ll count_tastiness(ll x, std::vector<ll> b){
	int end=b.size();
	for (int i = 0; i < 62 - end; i++) b.push_back(0);
    end = 62;
	for(int i=end;i+1;--i){
		if(i==end){
			dp[i]=1;
		}
		else{
			dp[i]=0;
			for(int j=end;j>=i+1;--j){
				ll min=0,max=(1ll<<(j-i))-1,ai=0;
				for(int k=j-1;k>=i;--k){
					ai=ai*2+b[k];
					ll y_=0;
					if(k>i){
						y_=(ai/x+1)<<(k-i);
						if(y_>min)
							min=y_;
					}
					else{
						y_=ai/x;
						if(y_<max)
							max=y_; 
					}
				}
				if(min<=max)
					dp[i]+=dp[j]*(max-min+1);
			}
		}
	}
	return dp[0];
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 364 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 3 ms 364 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 364 KB Output is correct
6 Correct 3 ms 364 KB Output is correct
7 Correct 3 ms 364 KB Output is correct
8 Correct 3 ms 364 KB Output is correct
9 Correct 3 ms 364 KB Output is correct
10 Correct 3 ms 364 KB Output is correct
11 Correct 3 ms 364 KB Output is correct
12 Correct 3 ms 364 KB Output is correct
13 Correct 3 ms 364 KB Output is correct
14 Correct 3 ms 364 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 364 KB Output is correct
2 Correct 2 ms 364 KB Output is correct
3 Correct 3 ms 364 KB Output is correct
4 Correct 3 ms 364 KB Output is correct
5 Correct 4 ms 364 KB Output is correct
6 Correct 5 ms 364 KB Output is correct
7 Correct 3 ms 364 KB Output is correct
8 Correct 5 ms 364 KB Output is correct
9 Correct 4 ms 364 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 364 KB Output is correct
2 Correct 3 ms 364 KB Output is correct
3 Correct 3 ms 364 KB Output is correct
4 Correct 4 ms 364 KB Output is correct
5 Correct 4 ms 364 KB Output is correct
6 Correct 5 ms 364 KB Output is correct
7 Correct 3 ms 364 KB Output is correct
8 Correct 4 ms 364 KB Output is correct
9 Correct 3 ms 364 KB Output is correct
10 Correct 4 ms 364 KB Output is correct
11 Correct 4 ms 364 KB Output is correct
12 Correct 4 ms 364 KB Output is correct
13 Correct 4 ms 364 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 228 ms 492 KB Output is correct
2 Correct 275 ms 904 KB Output is correct
3 Correct 278 ms 876 KB Output is correct
4 Correct 289 ms 1004 KB Output is correct
5 Correct 280 ms 1004 KB Output is correct
6 Correct 311 ms 904 KB Output is correct
7 Correct 309 ms 1004 KB Output is correct
8 Correct 296 ms 876 KB Output is correct
9 Correct 292 ms 1004 KB Output is correct
10 Correct 289 ms 876 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 364 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 3 ms 364 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 364 KB Output is correct
6 Correct 3 ms 364 KB Output is correct
7 Correct 3 ms 364 KB Output is correct
8 Correct 3 ms 364 KB Output is correct
9 Correct 3 ms 364 KB Output is correct
10 Correct 3 ms 364 KB Output is correct
11 Correct 3 ms 364 KB Output is correct
12 Correct 3 ms 364 KB Output is correct
13 Correct 3 ms 364 KB Output is correct
14 Correct 3 ms 364 KB Output is correct
15 Correct 3 ms 364 KB Output is correct
16 Correct 2 ms 364 KB Output is correct
17 Correct 3 ms 364 KB Output is correct
18 Correct 3 ms 364 KB Output is correct
19 Correct 4 ms 364 KB Output is correct
20 Correct 5 ms 364 KB Output is correct
21 Correct 3 ms 364 KB Output is correct
22 Correct 5 ms 364 KB Output is correct
23 Correct 4 ms 364 KB Output is correct
24 Correct 3 ms 364 KB Output is correct
25 Correct 3 ms 364 KB Output is correct
26 Correct 3 ms 364 KB Output is correct
27 Correct 4 ms 364 KB Output is correct
28 Correct 4 ms 364 KB Output is correct
29 Correct 5 ms 364 KB Output is correct
30 Correct 3 ms 364 KB Output is correct
31 Correct 4 ms 364 KB Output is correct
32 Correct 3 ms 364 KB Output is correct
33 Correct 4 ms 364 KB Output is correct
34 Correct 4 ms 364 KB Output is correct
35 Correct 4 ms 364 KB Output is correct
36 Correct 4 ms 364 KB Output is correct
37 Correct 228 ms 492 KB Output is correct
38 Correct 275 ms 904 KB Output is correct
39 Correct 278 ms 876 KB Output is correct
40 Correct 289 ms 1004 KB Output is correct
41 Correct 280 ms 1004 KB Output is correct
42 Correct 311 ms 904 KB Output is correct
43 Correct 309 ms 1004 KB Output is correct
44 Correct 296 ms 876 KB Output is correct
45 Correct 292 ms 1004 KB Output is correct
46 Correct 289 ms 876 KB Output is correct
47 Correct 229 ms 364 KB Output is correct
48 Correct 433 ms 876 KB Output is correct
49 Correct 228 ms 492 KB Output is correct
50 Correct 408 ms 876 KB Output is correct
51 Correct 238 ms 876 KB Output is correct
52 Correct 226 ms 492 KB Output is correct
53 Correct 232 ms 748 KB Output is correct
54 Correct 316 ms 876 KB Output is correct
55 Correct 300 ms 1004 KB Output is correct
56 Correct 288 ms 876 KB Output is correct
57 Correct 279 ms 876 KB Output is correct