Int_t go(TString txt )
{
	//TString txt;
	char txtline[80];
	//cout<<txt<<"("<<txt.Length()<<")"<<endl;
	cout<<"Macro for processing n3c files"<<endl;
	if(txt.Length()==0) {cout<<"Enter file name to process >";txt.Gets(stdin);}
	//else	txt = filename;
	if(txt.Length()==0) txt = "../data/070217192242.dq0";
	//cout<<"File to process: "<<txt<<endl;
	//cout<<"gSystem.Load(""Tn3c"");"<<endl;
	//gSystem.Load("Tn3c");
	cout<<"Tn3c n("<<txt<<") > ";//gets(txtline);
	Tn3c *n3c = new Tn3c((char*)txt);
	if(!n3c->IsOpen()) return
	cout<<endl;
	cout<<"TTree *t=n3c->MakeTree(); > ";//gets(txtline);
	gTree = n3c->MakeTree();
	gTree->SetName((char*)txt);
	gTree->SetFillColor(45);
	//cout<<"ready to draw> ";//gets(txtline);
	//TFile *f = new TFile("test.root","RECREATE");
	
	gh = new TH2F("adc-chn","ADC vs Channel ID",128,0,128,256,0,256);
	gc1 = new TCanvas("c1",txt,200,10,700,900);
	gc1->Divide(2,3);

	gc1->cd(1);
	gTree->Draw("fadc:fchn>>adc-chn","","colz",gNEntries,gFirstEntry);

	gc1->cd(2);
	TH1S *hadc = new TH1S("hadc","ADC of all channels",256,0,256);
	hadc->SetFillColor(45);
	gTree->Draw("adc>>hadc","","",gNEntries,gFirstEntry);

	gc1->cd(3);
	TH1S *hchn = new TH1S("hchn","Channel ID",128,0,128);
	hchn->SetFillColor(45);
	gTree->Draw("chn>>hchn","","",gNEntries,gFirstEntry);

	gc1->cd(4);
	//TH1S *hevs = new TH1S("hevs","Event Size",500,0,500);
	//hevs->SetFillColor(45);
	gTree->Draw("evsize","","",gNEntries,gFirstEntry);

	gc1->cd(5);
	gTree->Draw("error","","",gNEntries,gFirstEntry);

	gc1->cd(6);
	TH1S *hbunch = new TH1S("hbunch","Bunch Number",100,0,100);
	hbunch->SetFillColor(45);
	gTree->Draw("bunch>>hbunch","","",gNEntries,gFirstEntry);
}