initial files

Signed-off-by: Upkar Lidder <[email protected]>

Author: Upkar Lidder

README.md

@@ -1 +1,16 @@
-# coding-project-template
+# Introduction to Git and GitHub
+
+## Simple Interest Calculator
+
+A calculator that calculates simple interest given principal, annual rate of interest and time period in years.
+
+```
+Input:
+   p, principal amount
+   t, time period in years
+   r, annual rate of interest
+Output
+   simple interest = p*t*r
+```
+
+_© 2022 XYZ, Inc._

simple-interest.sh

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+#!/bin/bash
+# This script calculates simple interest given principal, annual rate of interest and time period in years.
+# Do not use this in production. Sample purpose only.
+
+# Author: Upkar Lidder (IBM)
+# Addtional Authors:
+# <your Github username>
+
+# Input:
+# p, principal amount
+# t, time period in years
+# r, annual rate of interest
+
+# Output:
+# simple interest = p*t*r
+
+echo "Enter the principal:"
+read p
+echo "Enter rate of interest per year:"
+read r
+echo "Enter time period in years:"
+read t
+
+s=$(expr $p \* $t \* $r / 100)
+echo "The simple interest is: "
+echo $s