#include <stdio>
#include <math.h>
struct EMI
{
  float principal;
  float rate;
  float time;
};
int main()
{
  struct EMI e;
  float c;
  scanf("%f",&e.principal);
  scanf("%f",&e.rate);
  scanf("%f",&e.time);
  e.rate=(e.rate)/(12*100);
  e.time=(e.time)*12;
  
  
  
  
  c=(e.principal)*(e.rate)*(pow((1+e.rate),e.time))/(pow((1+e.rate),e.time)-1);
  printf("Monthly EMI is=%.6f",c);
  

 return 0;
}