Optimized Moving Average Strategy

//@version=2
strategy("OptimizedSisy4x", overlay=true,pyramiding=0,default_qty_type=strategy.cash,default_qty_value=20000,scale=true,initial_capital=10000,currency=currency.USD)
fastLength = input(59)
fastLengthL = input(82)

slowLength = input(96)
slowLengthL = input(95)
price = close

mafast = ema(price, fastLength)
mafastL= ema(price, fastLengthL)
maslow = ema(price, slowLength)
maslowL = ema(price, slowLengthL)



if (crossover(mafastL, maslowL))
    strategy.entry("SYS-LONG", strategy.long, comment="long")


if (crossunder(mafast, maslow))
    strategy.entry("SYS-SHORT", strategy.short, comment="short")
Target = 6250 
Stop = 3500
Q = 100



strategy.exit("Out Long", "SYS-LONG", qty_percent=Q, profit=Target, loss=Stop)
strategy.exit("Out Short", "SYS-SHORT", qty_percent=Q, profit=Target ,loss=Stop)

//plot(strategy.equity, title="equity", color=red, linewidth=2, style=areabr)