When long/short futures positions are being liquidated and prices of cryptocurrencies drop sharply, consider the following strategies:

1. _Stay Calm_: Avoid impulsive decisions based on emotions.

2. _Assess Position_: Evaluate your current position and potential losses.

3. _Stop-Loss_: Set or adjust stop-loss orders to limit potential losses.

4. _Hedge_: Consider hedging strategies to mitigate losses.

5. _Diversification_: Ensure your portfolio is diversified to minimize exposure.

6. _Liquidity_: Ensure sufficient liquidity to cover margin calls.

7. _Rebalancing_: Rebalance your portfolio to maintain target allocations.

8. _Wait for Support_: Wait for prices to reach support levels before re-entering.

9. _Re-evaluate Strategy_: Assess your strategy and adjust as needed.

10. _Stay Informed_: Continuously monitor market conditions and news.

Additionally, consider the following general strategies:

1. _Trend Following_: Identify and follow market trends.

2. _Mean Reversion_: Wait for prices to revert to their means.

3. _Range Trading_: Identify and trade within established price ranges.

4. _Scalping_: Make multiple small trades to profit from small price movements.

Remember, each strategy carries risks, and it's essential to understand market conditions, risk management, and your investment goals before making decisions.