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  1. Prepare
  2. Linux Shell
  3. Bash
  4. The World of Numbers
  5. Discussions

The World of Numbers

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  • matthewgin10
     + 0 comments
    read x
read y

echo $(($x + $y))
echo $(($x - $y))
echo $(($x * $y))
echo $(($x / $y))

  • jagupatigolguri
     + 0 comments

    read a; read b;

    echo ((a - b)); echo ((a / b));

  • oonerique
     + 0 comments
    read x
read y

if (($x<-100)) && (($x>100)) || (($y<-100)) && (($y>100))
then
 echo "over range"
 exit 1
else
    #Sum
    echo $(($x+$y))
    #difference
    echo $(($x-$y))
    #product
    echo $(($x*$y))
    #quotient
    echo $(($x/$y))
fi

  • venkatadeepikat1
     + 1 comment

    read x; read y; echo x+((y)); echo x*((y));

  • wojciech_galan
     + 2 comments

    For some reason this code works in my local terminal

    read x
read y

expr $x + $y
expr $x - $y
expr $x \* $y
expr $x / $y

    But

    fails two test cases. Can anyone explain, why?

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