double calculation(int base, int exponent){
    if(exponent == 0){
        return 1;
    }
    else{
        double temp = base;
        for(int i=1; i<exponent; i++){
            if(exponent > 0){
                temp *= base;
            }
            else{
                temp /= base;
            }
        }
        return temp;
    }
}