Questions tagged [ps2]
The ps2 tag has no usage guidance.
7
questions
0
votes
1
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48
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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 ...
- 5
0
votes
1
answer
67
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) ...
- 7
0
votes
1
answer
27
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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>
# ...
- 3
1
vote
1
answer
374
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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
3
answers
699
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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];
- 119
4
votes
2
answers
2k
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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)
...
- 192
1
vote
1
answer
145
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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 ...
- 192