Submission #891684
Source Code Expand
_=input() a=list(map(int,input().rsplit(" "))) print(sum([i+1==a[j-1] for i,j in enumerate(a)])//2)
Submission Info
Submission Time | |
---|---|
Task | B - Friendly Rabbits |
User | ninhydrin |
Language | Python (3.4.3) |
Score | 200 |
Code Size | 103 Byte |
Status | AC |
Exec Time | 74 ms |
Memory | 14008 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 23 ms | 3064 KB |
0_01.txt | AC | 22 ms | 3064 KB |
0_02.txt | AC | 22 ms | 3064 KB |
1_00.txt | AC | 22 ms | 3064 KB |
1_01.txt | AC | 73 ms | 13812 KB |
1_02.txt | AC | 74 ms | 14008 KB |
1_03.txt | AC | 74 ms | 13812 KB |
1_04.txt | AC | 73 ms | 14008 KB |
1_05.txt | AC | 73 ms | 14008 KB |
1_06.txt | AC | 73 ms | 14008 KB |
1_07.txt | AC | 71 ms | 14004 KB |
1_08.txt | AC | 41 ms | 7148 KB |
1_09.txt | AC | 64 ms | 12008 KB |
1_10.txt | AC | 56 ms | 10596 KB |
1_11.txt | AC | 30 ms | 4652 KB |