[RUBY]DayOfWeek

gistfile1.rb

  def checkMonday()
 
    time = Time.new;
    year = time.year;
    month = time.month; 
    day = time.day; 
 
    year1_int = year.to_s.slice(0..1).to_i;     
    year2_int = year.to_s.slice(2..3).to_i;

    
       if month.to_i <= 2 then
         refined_mm = month.to_i+12;
         refined_dd = day+1; 
       else
         refined_mm = month.to_i; 
         refined_dd = day
       end
       
       
       result = ((21*year1_int.to_i/4) + (5*year2_int.to_i/4) + (26*(refined_mm.to_i+1)/10)+ refined_dd.to_i-1)%7
        
    
     return result;