OJ Board

this is what my WA program outputs:

a b a c b c a c b a b c b a c a b c b a
b c a c b a b c b a c a b c a c b
c b c a c b a b c a c b c a b a c a
c a b c b a c a b c a c b a b
b a b c b a c a b c a c b a
a c a b c a c b c a b c b a b c
a b c b a b c a b a c b c a c b a b c b
b c a c b a b c a b a ...

input:
http://revistes.upc.es/~kiusap/rp/586/proves.in

output:
http://revistes.upc.es/~kiusap/rp/586/proves.out

Could please some of you guys that got Accepted post your program's output for my input?

is there any tricky input that i haven't noticed?

a blank line could not appear anywhere in the input, right?

a b a c b a c b a b a c b c a c b c a c b a b c b a c a b a b a c b a c a b c b a
b c b c a c b a ...