Ruby program to get the GCD and LCM using gcdlcm() library function

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

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

gcd,lcm = num1.gcdlcm(num2);

print "Greatest Common Divisor: ",gcd,"\n";
print "Lowest Common Multiple:  ",lcm,"\n";

 


Output:

Enter number1: 21
Enter number2: 14
Greatest Common Divisor: 7
Lowest Common Multiple:  42

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num1 = 10;
num2 = -10;
num3 = 15;
num4 = -15;

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