Luana Alonso's putting claims of inappropriate behavior at the Paris Olympics in her rearview ... 'cause she's back on the 'Gram -- posting spicy bikini snaps.
The Olympic swimmer -- who recently denied claims she was kicked out of the 2024 Olympic Village in Paris -- shared a photo collage Wednesday ... including one snap in a tiny black top.
Another pic showed the Paraguayan bombshell in a more conservative, cowgirl-inspired ensemble .