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Ruby Program to Subtract a Number Without Using the minus (-) Operator

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Ruby program to subtract a number without using the minus (-) operator

# Ruby program to subtract the numbers 
# without using the '-' operator

subt=0
num1=0
num2=0

print "Enter number1: ";
num1 = gets.chomp.to_i;  

print "Enter number2: ";
num2 = gets.chomp.to_i;  

subt = num1 + (~num2) + 1;

print "Subtraction is: ",subt;

Enter number1: 8
Enter number2: 3
Subtraction is: 5

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Ranjith Kumar

Hi, I'm Ranjith a full-time Blogger, YouTuber, Affiliate Marketer, & founder of Coding Diksha. Here, I post about programming to help developers.

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