Tuesday, June 4, 2019

Positive and Negative Number Checker Using unless in Ruby


Write a program that will ask the user to give a number using unless a statement to check if the given number is a positive or negative number and display the results on the screen.


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Sample Program Output

Program Listing

# pos_neg.rb
# Author   : Jake Rodriguez Pomperada,BSCS,MAED-IT
# Date     : June 3, 2019   Monday  4:35 PM
# Address  : Bacolod City, Negros Occidental
# Tools    : Eclipse IDE and Ruby Version 2.6.3
# Location : Bacolod City, Negros Occidental  
# Website  : http://www.jakerpomperada.com
# Emails   : jakerpomperada@gmai.com and jakerpomperada@yahoo.com
puts "\n\n"
print "\tPositive and Negative Number Checker Using unless";
puts "\n\n"
print "\tGive a number  : ";
num = gets.chomp
num = num.to_i;

print "\n";
print "\t===== DISPLAY RESULT ====="
print "\n\n";

unless (num >= 0)
   print("\tThe given number #{num} is a NEGATIVE number.");
else    
   print("\tThe given number #{num} is a POSITIVE number.");
end  

print "\n\n";
print "\tEND OF PROGRAM";
print "\n\n";

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