#include <cs50.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>
int shift(char c);
int main(int argc, string argv[])
Type: Posts; User: GK77
#include <cs50.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>
int shift(char c);
int main(int argc, string argv[])
// Converts plain text to cipher text
for (int l = 0, o = strlen(s); l < o; l++)
{
if (islower(s[l]))
{
int m = (l % strlen(argv[1]));
...