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Submission #338359

# Submission time Handle Problem Language Result Execution time Memory
338359 2020-12-23T03:55:32 Z mayflyyh Packing Biscuits (IOI20_biscuits) C++14
100 / 100
 424 ms 1388 KB 
#include<bits/stdc++.h>
#define ll long long
ll dp[70];
ll b[170];
ll count_tastiness(ll x, std::vector<ll> a){
	int end=62;
	int SZ=a.size();
	for(int i=0;i<SZ;++i)
		b[i]=a[i];
	for(int i=SZ;i<=end;++i) b[i]=0;
	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 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 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 380 KB Output is correct
6 Correct 5 ms 364 KB Output is correct
7 Correct 4 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 384 KB Output is correct
13 Correct 5 ms 364 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 226 ms 364 KB Output is correct
2 Correct 276 ms 1260 KB Output is correct
3 Correct 279 ms 1388 KB Output is correct
4 Correct 277 ms 1388 KB Output is correct
5 Correct 277 ms 1388 KB Output is correct
6 Correct 308 ms 1260 KB Output is correct
7 Correct 298 ms 1132 KB Output is correct
8 Correct 293 ms 1132 KB Output is correct
9 Correct 292 ms 1132 KB Output is correct
10 Correct 285 ms 1248 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 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 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 380 KB Output is correct
20 Correct 5 ms 364 KB Output is correct
21 Correct 4 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 384 KB Output is correct
36 Correct 5 ms 364 KB Output is correct
37 Correct 226 ms 364 KB Output is correct
38 Correct 276 ms 1260 KB Output is correct
39 Correct 279 ms 1388 KB Output is correct
40 Correct 277 ms 1388 KB Output is correct
41 Correct 277 ms 1388 KB Output is correct
42 Correct 308 ms 1260 KB Output is correct
43 Correct 298 ms 1132 KB Output is correct
44 Correct 293 ms 1132 KB Output is correct
45 Correct 292 ms 1132 KB Output is correct
46 Correct 285 ms 1248 KB Output is correct
47 Correct 228 ms 636 KB Output is correct
48 Correct 424 ms 1260 KB Output is correct
49 Correct 239 ms 492 KB Output is correct
50 Correct 407 ms 1132 KB Output is correct
51 Correct 236 ms 1388 KB Output is correct
52 Correct 229 ms 620 KB Output is correct
53 Correct 235 ms 1260 KB Output is correct
54 Correct 314 ms 1260 KB Output is correct
55 Correct 300 ms 1260 KB Output is correct
56 Correct 295 ms 1388 KB Output is correct
57 Correct 279 ms 1260 KB Output is correct