HackerRank The World of Numbers problem solution YASH PAL, 31 July 2024 In this HackerRank The World of Numbers problem solution Values can be read from the command line using the read command. See the following code.read aread becho $a echo $bInvoked from the command line: echo ‘1n2’|./read.sh12To perform an operation, surround the variables with (()) or [] and precede with a $ sign.read aread becho $[a+b]echo $((a-b))we have given two integers, X and Y, find their sum, difference, product, and quotient.Problem solution.read x read y echo $(expr $x + $y) echo $(expr $x - $y) echo $(expr $x * $y) echo $(expr $x / $y)Second solution.read x read y echo "$[ $x + $y]" echo "$[ $x - $y]" echo "$[ $x * $y]" echo "$[ $x / $y]" coding problems solutions linux shell