Step1. open hamster combat and go to airdrop section and select binanace option. Do keep In mind that your binance account need to have completed the kyc.
Step 2. Open binanace app and go to wallet and in wallet overview section you will find a deposit button.
Step 3. Click deposit and in search box type hmstr ( not $hmstr).
Click on the hmstr token
Step 4. Select toncoin as the network from the popup that appear on selection.
Step 5. Copy both the values that appear in next window and paste them in hamster combat one by one. Save and you are done connecting your account.
Hope this will help. If you are still stuck do write in the comments and I will try to resolve the query.