#include <stdlib.h>
#include <iostream>
#include <iomanip>
#include <stdio.h>
#include <math.h>
using namespace std;
//// for non-standard W bins (W_start is usually 0.0)
int GetWIndex(double W, double W_start, double W_width)
{
    double aa = W/W_width ;
    cout<<"aa="<<aa<<" int(aa)="<<int(aa)<<" ceil(aa)="<<ceil(aa)<<" floor(aa)="<<floor(aa)<<endl;
    return int(aa);
    
}


int main(int argc, char** argv)
{
  double val=1.15;
  if(argc>1) val=atof(argv[1]);
  GetWIndex(val,0.0,0.01);
  return 0;
}