C# Program to Find Simple Interest


This is a C# Program to calculate simple interest.

Problem Description

This C# Program Calculates Simple Interest.

Problem Solution

Here Simple interest is determined by multiplying the interest rate by the principal by the number of periods.

Program/Source Code

Here is source code of the C# Program to Calculate Simple Interest. The C# program is successfully compiled and executed with Microsoft Visual Studio. The program output is also shown below.

 * C# Program to Calculate Simple Interest
using System;
namespace Interest
 class Program
 static void Main(string[] args)
     int year;
     double princamt,rate, interest, total_amt;
     Console.Write("Enter The Loan Amount : ");
     princamt = Convert.ToDouble(Console.ReadLine());
     Console.Write("Enter The Number of Years : ");
     year = Convert.ToInt16(Console.ReadLine());
     Console.Write("Enter the Rate Of Interest : ");
     rate = Convert.ToDouble(Console.ReadLine());
     interest = princamt * year * rate / 100;
     total_amt = princamt + interest;
     Console.WriteLine("Total Amount : {0}", total_amt);
Program Explanation

In this C# program, library function defined in header file is used. We are reading the loan amount, the number of years, and the rate of interest using ‘princamt’, ‘year’ and ‘rate’ variables respectively. To compute the simple interest following formula is used.

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Simple Interest = princamt * rate * year / 100

Runtime Test Cases
Enter the Loan Amount : 1000
Enter the Number of Years : 3
Enter the Rate of Interest : 2
Total Amount : 1060

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Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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