#include <stdio.h>
#include <math.h>

int main()
{

  int i;
  double rate,monthly;
  int months;
  

  struct customer
    {
      char name[100];
      double balance;
      double interest;
  };

  struct customer bank[5];

  for  ( i=0; i<5; i++) 
    {
      printf("Enter name:");
      scanf("%s", bank[i].name);

      printf("Enter the balance");
      scanf("%lf", &(bank[i].balance));

    }

  printf("Enter interest rate:");
  scanf("%lf", &rate);
  
  printf("Enter number of months:");
  scanf("%d", &months);

  

  for  ( i=0; i<5; i++) 
    {

      monthly=rate/12;
      bank[i].interest = bank[i].balance*pow(1+monthly,months)
        -bank[i].balance;

      printf("%s\n %lf\n \n",bank[i].name, bank[i].balance);
      printf("interest = %lf\n",bank[i].interest);

    }  

  

  return  0;

}