# Ruby program to illustrate the  
# if - else - if statement 
  
a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end

a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end

a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end

a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end# Ruby program to illustrate the  
# if - else - if statement 
  
a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end

a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end

a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end


a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end

a = 78  
if a  < 50   
  puts "Student is failed"  
   
elsif a >= 50 && a <= 60   
  puts "Student gets D grade"  
   
elsif a >= 70 && a <= 80   
  puts "Student gets B grade" 
    
elsif a >= 80 && a <= 90   
  puts "Student gets A grade" 
     
elsif a >= 90 && a <= 100   
  puts "Student gets A+ grade"    
end
