Support Resistance Trend Continuation - Amibroker AFL Code

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  k=1; /* multiplication factor*/
  n=10; /*period*/
  f=ATR(n);
    

    R[0] = Close[0]; 

    S[0] = C[0];
for( i = 11; i < BarCount; i++ ) 
{ 


   R[i]=R[i-1];
   S[i]=S[i-1];

    if ( C[i-1] >R[i-1] )
{
       r[i] = C[i-1]+k*f[i-1];
       s[i]= C[i-1]-k*f[i-1];
}   
    if ( C[i-1] <S[i-1] )
{
       r[i] = C[i-1]+k*f[i-1];
       s[i]= C[i-1]-k*f[i-1];
} 


Buy=Close>R;
Sell=Close<S;

Cump=IIf(Close>R,1,0);
Vanz=IIf(Close<S,1,0);
}
Plot(Close,"Close",colorBlack,styleCandle);
Plot(R, "Rez:",colorGreen,styleDots|styleNoLine);
Plot(S, "Sup:",colorRed,styleDots|styleNoLine);


Buy = ExRem( Buy, Sell ); //Elimina semnalele buy consecutive
Sell = ExRem( Sell, Buy ); //Elimina semnalele sell consecutive

shape = Buy * shapeUpArrow + Sell * shapeDownArrow;

fig=Cump*shapeHollowUpArrow + Vanz*shapeHollowDownArrow;

PlotShapes( fig, IIf( Cump, colorPaleGreen  , colorPink), 0, IIf( Cump, Low-50, High+50)); //Pentru a vizualiza semnalele consecutive eliminate de ExRem
PlotShapes( shape, IIf( Buy, colorGreen, colorRed ), 0, IIf( Buy, Low-50, High+50)); 

AlertIf( Buy, "", "Experiment", 1 );
AlertIf( Sell, "", "Experiment",2);

GraphXSpace = 3;

Title=EncodeColor(colorBlue)+"Experiment"+EncodeColor(colorBlack)+ " Open:"+O+" High:"+H+" Low:"+L+" Close:"+C+EncodeColor(colorGreen)+" Rez:"+R+EncodeColor(colorRed)+" Sup:"+S+EncodeColor(colorBlue)+
 " \nDate: "+EncodeColor(colorRed)+Date();