Submission #1972330


Source Code Expand

n=int(input())
a = [int(input()) for x in [0]*n]
k=0
for i in range(n):
    if k==1:
        print(i)
        break
    k=a[k]-1
else:
    print(-1)

Submission Info

Submission Time
Task B - Trained?
User eiji0313
Language Python (3.4.3)
Score 200
Code Size 157 Byte
Status AC
Exec Time 182 ms
Memory 7852 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 3
AC × 25
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt AC 174 ms 7832 KB
02.txt AC 174 ms 7852 KB
03.txt AC 167 ms 7828 KB
04.txt AC 168 ms 7852 KB
05.txt AC 175 ms 7828 KB
06.txt AC 171 ms 7852 KB
07.txt AC 170 ms 7852 KB
08.txt AC 164 ms 7852 KB
09.txt AC 162 ms 7832 KB
10.txt AC 178 ms 7852 KB
11.txt AC 170 ms 7832 KB
12.txt AC 158 ms 7852 KB
13.txt AC 166 ms 7852 KB
14.txt AC 182 ms 7832 KB
15.txt AC 173 ms 7848 KB
16.txt AC 172 ms 7848 KB
17.txt AC 152 ms 7824 KB
18.txt AC 170 ms 7844 KB
19.txt AC 17 ms 2940 KB
20.txt AC 17 ms 2940 KB
21.txt AC 17 ms 2940 KB
22.txt AC 17 ms 2940 KB
s1.txt AC 17 ms 2940 KB
s2.txt AC 17 ms 2940 KB
s3.txt AC 17 ms 2940 KB