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@CraigRodrigues
Last active October 1, 2022 02:57
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My solution to CS50 pset2 - "Hail, Caesar!"
#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
* command-line arguments or with more than one command-line argument, your
* program should yell at the user and return a value of 1.
*
* */
int main(int argc, string argv[])
{
// check for 2 arguments only
if (argc != 2)
{
printf("Nope\n");
return 1;
}
// once I check for correct argv put key into an int k
int k = atoi(argv[1]);
// check if the integer is non-negative
if (k < 0)
{
printf("Nope\n");
return 1;
}
else
{
// prompt user for a code to encrypt
string code = GetString();
for (int i = 0, n = strlen(code); i < n; i++)
{
//check if the letter is uppercase or lowercase then convert
if islower(code[i])
printf("%c", (((code[i] + k) - 97) % 26) + 97);
else if isupper(code[i])
printf("%c", (((code[i] + k) - 65) % 26) + 65);
//if neither then just print whatever it is
else
printf("%c", code[i]);
}
printf("\n");
return 0;
}
}
@bellatorsoprano
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idk
i'm also getting thi with similiar code

were u able to do it?

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