Submission #8001373
Source Code Expand
N = int(input().strip()) A = list(map(int, input().strip().split(' '))) if N % 2 == 1: checklist = {0: 1} for i in range((N-2)//2): checklist[(i+1)*2] = 2 else: checklist = {(i*2+1):2 in i in range(N//2)} for a in A: if a in checklist and checklist[a] in {1,2}: checklist[a] -= 1 else: print(0) exit() print(int(2**(N//2)))
Submission Info
Submission Time | |
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Task | C - Lining Up |
User | e8a |
Language | PyPy3 (2.4.0) |
Score | 0 |
Code Size | 367 Byte |
Status | RE |
Exec Time | 229 ms |
Memory | 54488 KB |
Judge Result
Set Name | Sample | All | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | ||||||||||||
Status |
|
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Set Name | Test Cases |
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Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_invalid_01.txt, subtask_1_invalid_02.txt, subtask_1_max_01.txt, subtask_1_max_02.txt, subtask_1_max_valid_01.txt, subtask_1_max_valid_02.txt, subtask_1_min_valid_01.txt, subtask_1_rand_01.txt, subtask_1_rand_02.txt, subtask_1_valid_01.txt, subtask_1_valid_02.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | WA | 175 ms | 38384 KB |
sample_02.txt | AC | 174 ms | 38256 KB |
sample_03.txt | RE | 179 ms | 38640 KB |
subtask_1_invalid_01.txt | AC | 229 ms | 54488 KB |
subtask_1_invalid_02.txt | AC | 182 ms | 41200 KB |
subtask_1_max_01.txt | RE | 212 ms | 51948 KB |
subtask_1_max_02.txt | RE | 206 ms | 51948 KB |
subtask_1_max_valid_01.txt | RE | 212 ms | 51948 KB |
subtask_1_max_valid_02.txt | RE | 212 ms | 51948 KB |
subtask_1_min_valid_01.txt | AC | 183 ms | 38256 KB |
subtask_1_rand_01.txt | RE | 194 ms | 45868 KB |
subtask_1_rand_02.txt | RE | 208 ms | 51364 KB |
subtask_1_valid_01.txt | RE | 193 ms | 45508 KB |
subtask_1_valid_02.txt | WA | 185 ms | 41208 KB |