#include<stdio.h>
#include<math.h>
int emi(int *p,int *r,int *n){
    double r=R/(12*100);
    double a=(*p)*(*r)*(power(1+r,n));
    double b=power(1+r,n)-1;
    return 0;
    
}
int main(){
    double p,r;
    int n;
    scanf("%d %d %d",&p,&r,&n);
    if(n==0)
    {
        printf("Invalid input");
        return 0;
    }
    printf("%d",emi(p,r,n));
    
}