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

int main(int argc, string argv[])
{
    string p = get_string("plaintext:");
    string c[strlen(p)];
    int k = atoi(argv[1]);
    printf("%i\n", k);

    if (argc == 2)
    {
        printf("argc == 2\n");
        for (int i = 0, j = strlen(p); i < j; i++)
        {
            *c[i] = p[i] + k;
        }
    }
    else
    {
        printf("Enter key please:");
        return 1;
    }
    printf("chiphertext: %s", *c);
    return 0;
}