{
    gROOT->Reset();
    ifstream file("Sample.asc");
    TFile *f= new TFile("Sample.root", "RECREATE");
    TTree *tree=  new TTree("signal", "signal");
   
    struct evnt{int sample; int ch0; int ch1; int ch2; int ch3; int ch4; int ch5; int ch6; int ch7; int ch8; int ch9; int ch10; int ch11; int ch12; int ch13; int ch14; int ch15; int ch16; int ch17; int ch18; int ch19; int ch20;};
    
    
    int x;
    int i, j;
    char event[10];
    struct evnt Event;
    i=1;j=1;
    
    while(!file.eof()){
        if(j==1){
            sprintf(event,"event%d",i);
            tree->Branch(event,&Event,"sample/I:ch0/I:ch1:ch2:ch3:ch4:ch5:ch6:ch7:ch8:ch9:ch10:ch11:ch12:ch13:ch14:ch15:ch16:ch17:ch18:ch19:ch20");
        }
        Event.sample=j;
        file>>hex>>x;
        Event.ch0=x;
        file>>hex>>x;
        Event.ch1=x;
        file>>hex>>x;
        Event.ch2=x;
        file>>hex>>x;
        Event.ch3=x;
        file>>hex>>x;
        Event.ch4=x;
        file>>hex>>x;
        Event.ch5=x;
        file>>hex>>x;
        Event.ch6=x;
        file>>hex>>x;
        Event.ch7=x;
        file>>hex>>x;
        Event.ch8=x;
        file>>hex>>x;
        Event.ch9=x;
        file>>hex>>x;
        Event.ch10=x;
        file>>hex>>x;
        Event.ch11=x;
        file>>hex>>x;
        Event.ch12=x;
        file>>hex>>x;
        Event.ch13=x;
        file>>hex>>x;
        Event.ch14=x;
        file>>hex>>x;
        Event.ch15=x;
        file>>hex>>x;
        Event.ch16=x;
        file>>hex>>x;
        Event.ch17=x;
        file>>hex>>x;
        Event.ch18=x;
        file>>hex>>x;
        Event.ch19=x;
        file>>hex>>x;
        Event.ch20=x;
        
        tree->Fill();
    
        if(j==255){
            j=1;
            cout<<i<<"\t";
            ++i;
        }else{
            ++j;
        }
    }
   // tree->SetEntries(255);
    f->Write();
    file.close();
    
}