"sporting"&"to" meaning pls

)Hungarians were sporting enough to tell which women they admire enough
to be like if they had a chance.
2)sure,pakistanis r playing mind games but they r also sporting enough
to acknowledge a good player when they see one-even if it is from
across the border.
from these above 2 sentences pls tell me the meaning of
"SPORTING"

in 1st sentence sporting enough to tell in this what does
"To" signify.CAN'T WE PUT "BY" INSTEAD OF "TO"

in 2nd sentence sporting enough to acknowledge in this what does
"TO" signify.CAN'T WE PUT "BY" INSTEAD OF "TO"

PLS REPLY TO ME ASAP(Iam still awaiting ur reply pls)

THANKS.