CS-111 files

2-power-n.cpp

/**
 * Copyright 2019 (c) Ralph Wilson Aguilar
 * For CS-111
 * Do not copy or redistribute without permission.
 */
#include <iostream>
#include <cmath>

using namespace std;

int main ()
{
    int exponent, result;
    cout << "Choose the exponent for 2: ";
    cin >> exponent;

    // we use pow() from cmath to do the heavy lifting for us
    // it basically multiplies 2 to itself to N times (exponent).
    result = pow(2.0 , exponent);

    cout << "2 to the power of " << exponent << " is " << result << endl;
}

e-log.cpp

/**
 * Copyright 2019 (c) Ralph Wilson Aguilar
 * For CS-111
 * Do not copy or redistribute without permission.
 */
#include <iostream>
#include <cmath>

using namespace std;

int main ()
{
    int exponent, result;
    cout << "Enter the exponent for e: ";
    cin  >> exponent;

    // I'm really sure this is natural log. If not, the instructor can make me do a 10 second squat
    // According to Google, e^x (natural log) is equal to 1 so idk about that.
    result = log(exponent);

    cout << "The natural logarithm of " << exponent <<  " is " << result << endl;
    return 0;
}