{  /* This program is a ROOT Macro that creates      */
   /*  1D Histograms for TAC1,2,3,ADC1,2,and 2D      */
   /*  Histograms for TAC1vsADC1,TAC1vsADC2          */
   /*                                                */
   /*  This version is known to work on July31,2008, */
   /*  A control version of this program exists at   */
   /*  /home/cdf/tnatoli/Programs                    */

#include "TFile.h"
#include <string>


string file_path; /*Begins the declaration of where to look for the run*/
string run_number;
string output_file="MinHisto_"; /*Initializes the name of the output file*/
string Min="Min_";

cout<<"Enter run number and channel as 'run.ch#':"; /*reads in the user defined run number to be plotted, input is a 3 digit run number*/
cin>>run_number; /*assigns the user input run number to the variable "run_number"*/

file_path = run_number +"_min.txt"; /*These lines append the run number onto the input and output files*/
cout<<file_path<<"\n";
output_file +=run_number;
output_file +=".root";

TFile file(output_file.c_str(),"RECREATE");/*creates the output file for the ROOT histos*/

ifstream fin(file_path.c_str());/*specifies the input file*/

string evntNum,min;
float evntNum_data,min_data;

    
/*reads the first line, since it is only text*/
fin>>evntNum>>min;

Min +=run_number;/*These lines append the run number onto the Histogram title*/

TH1F *Min_Hist = new TH1F("Min_Hist",Min.c_str(),1000,-0.5,0); /*Actually creates the Histograms*/

for(;;){  /*reads in all of the data from the file to the Histogram */

  if(fin.eof() == 1){   
      cout<<"Found end of file"<<endl; 
      break;
  }

  fin>>evntNum_data>>min_data;;

  Min_Hist->Fill(min_data);/*Fills the histos with the appropriate data*/
}
/* gStyle->SetOptFit();*/
/*Min_Hist.Draw();*/

Min_Hist->Write();/*writes all of the histos to the output files*/

file.Close(); /*simply closes the file that has been written to*/
}