Program to Calculate Combination [nCr] in Bash: Shell Scripting

The following shell scripting program is written in bash to calculate combination formula which is n! /(n-r)!r!. Code: #!/bin/bash clear echo “Program to find Combination in Probability” function fact { mul=1 i=$1 while [[ $i -gt 1 ]] do sub=`expr $i – 1` mul=`expr $mul \* $i` i=$sub done echo […]

Bash Program to check if a number is Armstrong:Shell Scripting

Shell scripting is a command line scripting language used by Unix- Like environment. The below program is a Bash program to check if a number is Armstrong or not. Whats is Armstrong number? An Armstrong number of three digits is an integer such that the sum of the cubes of […]