CraigRodrigues

#include <stdio.h>
#include <cs50.h>
#include <string.h>
#include <ctype.h>

/**
 * Caesar.c
 * A program that encrypts messages using Caesar’s cipher. Your program must
 * accept a single command-line argument: a non-negative integer. Let’s call it
 * k for the sake of discussion. If your program is executed without any

CraigRodrigues

#include <stdio.h>
#include <cs50.h>
#include <string.h>
#include <ctype.h>

/**
 * 
 * Write, in a file called initials.c, a program that prompts a user for
 * their name (using GetString to obtain their name as a string) and then
 * outputs their initials in uppercase with no spaces or periods,

CraigRodrigues

#include <stdio.h>
#include <cs50.h>
#include <string.h>
#include <ctype.h>

/**
 * Vigenere.c
 * 
 * A program that encrypts messages using Vigenère’s cipher. This program
 * must accept a single command-line argument: a keyword, k, composed entirely

CraigRodrigues

#include <stdio.h>
#include <cs50.h>

// function that returns the number of 16oz bottles used
int getBottles(int time, int showerflow)
{
    return (time * showerflow)/16;
}

int main(void)

CraigRodrigues

#include <stdio.h>
#include <cs50.h>
#include <string.h>
#include <ctype.h>

/**
 * Caesar.c
 * A program that encrypts messages using Caesar’s cipher. Your program must
 * accept a single command-line argument: a non-negative integer. Let’s call it
 * k for the sake of discussion. If your program is executed without any

CraigRodrigues

#include <stdio.h>
#include <cs50.h>
#include <string.h>
#include <ctype.h>
#include <math.h>

// calculates the number of digits in the card number
int getCardDigits(long long card_num)
{
    int card_digits = (int)log10(card_num) + 1;

CraigRodrigues

#include <stdio.h>
#include <cs50.h>
#include <string.h>
#include <ctype.h>
#include <math.h>

// calculates the number of digits in the card number
int getCardDigits(long long card_num)
{
    int card_digits = (int)log10(card_num) + 1;

CraigRodrigues

/**
 * helpers.c
 *
 * Computer Science 50
 * Problem Set 3
 *
 * Helper functions for Problem Set 3.
 */
       
#include <cs50.h>

CraigRodrigues

/**
 * helpers.c
 *
 * Computer Science 50
 * Problem Set 3
 *
 * Helper functions for Problem Set 3.
 */
       
#include <cs50.h>

CraigRodrigues

/**
 * fifteen.c
 *
 * Computer Science 50
 * Problem Set 3
 *
 * Implements Game of Fifteen (generalized to d x d).
 *
 * Usage: fifteen d
 *