Questions tagged [ps2]
The ps2 tag has no usage guidance.
7
questions
0
votes
1answer
48 views
PS2 Vigenere not shifting upper and lowercase correctly
The output is almost completely correct aside from the ciphertext only corresponding to the first letter in the key.
$ ./vigenere BaBa
Plaintext:Hello
IFMMP
Do I need to completely rethink how I ...
0
votes
1answer
62 views
Vigenere error compiling: type int vs unsigned long
I keep getting this error when trying to compile my vigenere code:
error: format specifies type 'int' but the argument has type 'unsigned long' [-Werror,-Wformat]
printf("%c", (((plain[j] - 'A' + 1) ...
0
votes
1answer
27 views
Misprinting the vignere cipher
When executed, my code prints out only 1 letter of the plaintext edited. Logically, it seems to be correct. Any help would be greatly appreciated. Thanks in advance :)
# include <stdio.h>
# ...
1
vote
1answer
373 views
Pset2 caesar unused variable
Hello and thanks for reading.
I have created a few functions and at the moment I have no idea if my code works, so I just want to test to see if my code works but I am getting a weird error which I'...
0
votes
3answers
567 views
Assing argv[1] to a string variable (vigenere)
I'm stuck. There's a way to assign argv[1] to a string variable?, like:
string keyword = argv[1];
4
votes
2answers
2k views
How to handle "lack of argv[1]"
I have my code set up so that if argc doesn't equal 2 the main function will return 1. Per the specs I thought. But I keep getting the error that I didn't "handle lack of argv[1]".
if (argc != 2)
...
1
vote
1answer
144 views
CERT_NOT_YET_VALID
I'm trying to run check50 on my initials.c program for PS2 but it keeps saying "uploading" and then it returns the error CERT_NOT_YET_VALID.
I get the same thing actually no matter what Pset I try ...