C program to Compound Interest

Below is C program to Compound Interest.

Program:

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/* Compund Interest    */ #include<stdio.h> #include<math.h> int main() {      float p,r,i,t,ci,a;               printf("Type the amount : ");      scanf("%f",&p);      printf("Type the interest rate : ");      scanf("%f",&r);      printf("Type the period in years: ");      scanf("%f",&t);             i=1+(r/100);             // ci=pow(i,t);      ci=1;      for(a=1;a<=t;a++)         ci=ci*i;               ci=p*ci-p;             printf("Your compound interest is : %.2f",ci);        return 0; }