luc036.c

Metadata

• Author — Amit Dutta (amitdutta4255@gmail.com)
• Last updated — 12 Dec 2025
• License — MIT

Problem Statement

Problem Statement

When interest compounds q times per year at an annual rate of r % for n years, the principle p compounds to an amount a as per the following formula a = p (1 + r / q) ^ nq Write a program to read 10 sets of p, r, n & q and calculate the corresponding as'

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#include <stdio.h>
#include <math.h>
int main()
{
    double interest, principalAmount, interestRate, timeInYears, compoundFactor, totalAmount;
    int index;
    for (index = 1; index <= 10; index++)
    {
        printf("Enter Principle amount : ");
        scanf("%lf", &principalAmount);
        printf("Enter Rate of Interest : ");
        scanf("%lf", &interestRate);
        interestRate *= 0.01;
        printf("Enter the Time (Years) : ");
        scanf("%lf", &timeInYears);
        printf("Compound count in one year : ");
        scanf("%lf", &compoundFactor);
        totalAmount = (principalAmount * pow((1 + interestRate / compoundFactor), (timeInYears * compoundFactor)));
        interest = totalAmount - principalAmount;
        printf("\nInterest : %.2f\nTotal Amount : %.2f\n\n", interest, totalAmount);
    }
    return 0;
}