Submission #2800833

Source Code Expand

from sys import stdin
n = int(stdin.readline())
a = map(int,stdin.readline().split(' '))
xs = 0
oc = 0
for x in a:
   xs ^= x >> 1
   oc ^= x & 1

if xs:
   print -1
else:
   print oc

Submission Info

Submission Time
Task B - Inscribed Bicycle
User ruhanhabib39
Language Python (2.7.6)
Score 0
Code Size 195 Byte
Status RE
Exec Time 10 ms
Memory 2568 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 500
Status
RE × 2
RE × 18
Set Name Test Cases
Sample example0.txt, example1.txt
All 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, example0.txt, example1.txt
Case Name Status Exec Time Memory
000.txt RE 10 ms 2568 KB
001.txt RE 10 ms 2568 KB
002.txt RE 10 ms 2568 KB
003.txt RE 10 ms 2568 KB
004.txt RE 10 ms 2568 KB
005.txt RE 10 ms 2568 KB
006.txt RE 10 ms 2568 KB
007.txt RE 10 ms 2568 KB
008.txt RE 10 ms 2568 KB
009.txt RE 10 ms 2568 KB
010.txt RE 10 ms 2568 KB
011.txt RE 10 ms 2568 KB
012.txt RE 10 ms 2568 KB
013.txt RE 10 ms 2568 KB
014.txt RE 10 ms 2568 KB
015.txt RE 10 ms 2568 KB
example0.txt RE 10 ms 2568 KB
example1.txt RE 10 ms 2568 KB