Polygon

Polygon

Polygon

v3 (Sushiswap): https://polygonscan.com/address/0xE239138d6d6e3048B05401c226B777Cd0234cD92#code

v3 (Quickswap): https://polygonscan.com/address/0x698b50D22F6bc422162CaeDF75Ec29635a11A818

v4 (SushiSwap, QuickSwap):

https://polygonscan.com/address/0xBbd3660299f34D204d9aDf90acaD445ffACB4897