#include<stdio.h>
#include<math.h>
int main()
{
    float p,r,t,ci;
    printf("enter the numbers");
    scanf("%f","f%,f",&p,&r,&t);
    ci= p * pow((1 + r / 100), t) - p;
    printf("the ci is %d",ci);
    return 1;
}