Questions tagged [check50]
Questions about using check50 to validate the output of your problem set solutions. When using this tag, please provide the command you used to run check50 and the full output of the program in the body of the question.
673
questions
0
votes
1
answer
14
views
problems with little professor not rejecting inputs that check50 says it should
When I run locally the program behaves as I think it should. But when I run it through check50 it fails saying that I dont reject inputs that I should reject.
import random
def main():
while True:...
0
votes
1
answer
36
views
Check50 marks my "Quote" as if not functioning properly despite looking identical to the staffs solution
I thought I had finished pset9 and had check50 have a quick look at it and it repeatedly gave me the output:
:( quote handles valid ticker symbol expected to find "28.00" in page, but it ...
- 1
0
votes
1
answer
13
views
can't seem to figure out the problem with the sell route code
can't seem to figure out the problem with the sell route code that check50 indicates
this is my sell route code:
@app.route("/sell", methods=["GET", "POST"])
@...
- 3
0
votes
1
answer
96
views
Why am I failing check50, Cs50p Little Professor
I get this reply after executing check50:
:) professor.py exists
:( Little Professor rejects level of 0
expected program to reject input, but it did not
:( Little Professor rejects level of 4
...
0
votes
1
answer
22
views
My code look correct and work correctly for all other sequence but check50 says sequence/18 is wrong, expected "No match" not harry
import csv
import sys
global y
def main():
y = 0
x = 0
t = 0
# Check for command-line usage
if len(sys.argv) != 3:
sys.exit("Usage: python dna.py data.csv sequence....
- 3
0
votes
0
answers
101
views
Lab 1, error "check50 is taking longer than normal!"
I am on lab1 and when I go to check50 there is the following error:
this is taking longer than normal!
It is the same thing when I go to style50 but it says it failed to connect to servers.
This is ...
0
votes
0
answers
27
views
CS50 PSET4 Recover. Files created, images visible, why check50 fail?
Why isn't check50 clearing even though the files are created and the images are visible?
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
typedef uint8_t BYTE;
typedef ...
- 1
0
votes
1
answer
110
views
:( logging in as registered user succceeds Problem Set 9 Finance TypeError
I can't find the problem with my register function.
So, I've been pouring over the code for hours now, tried taking breaks, focusing for a long time, none of it worked. And check50 is really ...
0
votes
0
answers
16
views
How to make pset 3 runoff effect multiple eliminated candidates?
#include <cs50.h>
#include <stdio.h>
#include <string.h>
// Max voters and candidates
#define MAX_VOTERS 100
#define MAX_CANDIDATES 9
// preferences[i][j] is jth preference for ...
- 35
0
votes
0
answers
8
views
For CS50 plurality, check50 says that my code doesn't print the winner of the function. But it does?
#include <cs50.h>
#include <stdio.h>
#include <string.h>
// Max number of candidates
#define MAX 9
// Candidates have name and vote count
typedef struct
{
string name;
int ...
- 1
0
votes
1
answer
30
views
CS50 2023 Problem Set 1 Mario-more Check50 incorrect?
I am fairly confused with the Check50 results.
I seem to have written the correct code for this problem and all testing shows its working as intended. My code is below:
#include <cs50.h>
#...
0
votes
1
answer
77
views
Check50 PSET9 Finance Failing Throughout
First post here...seems I'm coming unstuck at the pointy end of the course. Hahaha!
My code doesn't seem to be passing Check50 through Quotes/Buy/Sell - although the functionality seems to be fine ...
- 3
0
votes
1
answer
44
views
CS50 Speller works but check50 doesn't
My code seems to work fine with all text files.
When I look at the errors it doesn't even show actual output, why could that be?
https://submit.cs50.io/check50/e963f4484de14f0b73f8fca9a5e9431556cb649a
...
0
votes
1
answer
28
views
Mario pyramid works, but check50 not buying it
The pyramid looks right, but cs50 says it isn't.
int main(void)
{
int height;
do
{
height = get_int("Specify height. Write a number between 1 and 8: ");
}
...
- 101
0
votes
1
answer
164
views
Check50 says the answer is wrong in the outdated.py problem but it is right. Help, how to solve?
I'm new here.
I'm solving the Outdated problem. It seems it works as expected but, check50 says it is wrong.
When I do it manually it works.
Manually:
Date: 9/8/1636
1636-09-08
Results from check50:
...
- 1
0
votes
0
answers
52
views
How do I run check50?
I haven't been able to figure out how to run check50, and when I search up how, all the sources are outdated and don't work? Is there anyone who can help me? Thanks.
0
votes
1
answer
234
views
bash: check50: command not found
This is how I checked using Ubuntu whether or not the check50 and submit50 commands were already installed. However, in my Visual Studio Code the commands are still not found. What should I do? It has ...
- 1
0
votes
1
answer
76
views
pset5: Check50 fails for Speller but everything looks good
I wrote dictionary.c.
It compiles.
There are no issues with valgrind.
It appears to run correctly (when comparing with answer keys).
Everything looks good.
But when I run Check50, it runs into issues ...
0
votes
1
answer
247
views
cs50p check50 says my program doesn't pass all checks, but pytest says that it does
check50 says my program doesn't pass all checks:
$ check50 --local cs50/problems/2022/python/tests/fuel
Checking........
Results for cs50/problems/2022/python/tests/fuel generated by check50 vlocally ...
0
votes
1
answer
206
views
Recover runs, but leaks 472 bytes in 1 block
The code for recover (pset4) works fine, and has passed check50, except for the last check - no memory leaks. Valgrind shoots back:
==5482== Memcheck, a memory error detector
==5482== Copyright (C) ...
- 31
0
votes
1
answer
53
views
Code for Good ol' Recover returns all fifty images (000-049), but doesn't pass Check50
I have gone through about 12 questions on the same issue - the code for recover works, but check50 isn't being kind:
:) recover.c exists.
:) recover.c compiles.
:) handles lack of forensic image
:) ...
- 31
0
votes
0
answers
9
views
when i try to use check50 and submit50 it stops at authenticating
enter code her[![enter image description here][1]][1]e
when i try to submit or check for the problem it stops at the authentication...it is happening since last month. Before I was able to use ...
0
votes
0
answers
50
views
My Check50 program is not working in wsl, it shows some error
check50 cs50/problems/2022/python/game
Connecting.............................................................................................
Traceback (most recent call last):
File "/usr/lib/...
0
votes
1
answer
161
views
CS50 PSET 4 Filter-less, Blur function not filtering 3x3 and 4x4 images correctly
I have read many similar problems on here about the same issue. I believe my function is correct, although redundant and not very stylish. It should however get the job done. I get the same pixels ...
0
votes
1
answer
52
views
substitution - my code passes all tests manually, but not check50
My code for substitution appears externally to be working correctly. It takes the key as an argument and prompts the user for the plaintext message. Both uppercase and lowercase keys work, and a ...
- 1
0
votes
0
answers
39
views
I'm working on pset5 - speller, it works fine when I run/test it, but when I run 'check50' it show this error. help me with this
[EDIT: Code removed for Harvard Honor Code compliance.]
- 1
0
votes
2
answers
118
views
PSET 5 Speller Check50 Problem
I think I have done everything you're supposed to do in PSET5 Speller. when I manually check the outputs of my code, it works perfectly well. It matches the staff solutions one to one. Yet Check50 ...
- 1
0
votes
1
answer
98
views
CS50 AI lecture 0 search. I tried to implement Maze.py by myself
But I don't know how it's stuck in an infinite loop. I added the explored variable. If the node is examined it shouldn't get added to the frontier. But still, it's stuck in an infinite loop. The same ...
- 1
0
votes
1
answer
29
views
PS4: Recover - Code recovers all 50 images perfectly but fails check50. help pls :(
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <inttypes.h>
int main(int argc, char *argv[])
{
typedef uint8_t BYTE;
FILE *outptr = NULL;
//...
0
votes
1
answer
102
views
PSET 4 Recover I am not getting all the checks in my program
The program works fine but the last condition is not fulfilled. Valgrind tests failed. I know I have to close the opened files but I cant seem to figure out where to do that. Please help.
Following is ...
0
votes
1
answer
419
views
CS50P PSET7 Working Check50 Error
I was wondering what causes the check50 final test case to yield an error. The error message is as follows:
:( test_working.py catches working.py not raising ValueError for invalid time format
...
- 5
0
votes
1
answer
512
views
Check50 is broken on Problem set 9 (Finance)
I made a previous very advanced version of Finance. But after checking it with check50, almost every checks failed. I decided to throw it all away and make a very scholar version of it, making ...
- 101
0
votes
1
answer
472
views
cs50 pset2 substitution
hey i think my code is correct, ive compiled it and tested it. check50 is not passing it. the error messages and my code is below. can someone please help?
:( encrypts "This is CS50" as &...
- 5
0
votes
1
answer
101
views
CS50 Finance check50 giving 400 error despite working well
I have coded the CS50 Finance problem set and it seems to be working fine from my end. However, check50 throws a 400 error for Post request on /register. Even in the console, I don't see that error.
...
0
votes
0
answers
123
views
Pset5 Speller Memory Problem
I am having a memory issue with my program in speller. Check50 returns all green except for the last line which says
:( program is free of memory errors
expected "MISSPELLED WOR...", not &...
0
votes
1
answer
56
views
caesar.c check problem
I finished my caesar ps but when I check it says that my code is not correct for example the said it didn't encrypt an a to a b if the key is 1 even though when I check it myself I see that the answer ...
0
votes
1
answer
228
views
Check50 fails at "code compiles" but code compiles and runs for blur, reflect and grayscale
I guess I'm doing something wrong, but the problem is the following: I'm working on pset4 (filter-more) and already implemented the -g, -b and -r options (-e still missing). Within VSCode, my program ...
- 3
0
votes
1
answer
516
views
CS50 Finance ValueError: FOREIGN KEY constraint failed
this error has getting me for a while now. From what I researched, it commonly occurs when inserting a wrong type in a column field or a value in the wrong order. Even though it appears in check50, I ...
0
votes
1
answer
346
views
Solved: Little Professor claims my program doesn't output a score in the end
So every other check50 test passes, but for some reason not thr one with scire and I can't understand why.
My code:
import random
def main():
i=0
lvl=get_level()
correct=0
while(i<10): ...
-1
votes
1
answer
22
views
terminal isnt working
My terminal started to look like this. I am unable to use check50 or submit50 and cant change directory.
0
votes
3
answers
2k
views
cs50p problemset 7 /working.py
mo code works fine and passes al teat in test_working.py but i dont know why i get this error
:) working.py and test_working.py exist
:) working.py does not import libraries other than sys and re
:) ...
- 31
0
votes
1
answer
534
views
CS 50 Pset 1 cash: non-void function does not return a value
I have finish a program and it can run smoothly on other platform like replit... But one I run it on vs code it shows the following error and it also have something weird happen when I run check 50 ...
0
votes
4
answers
3k
views
:( Little Professor generates 10 problems before exiting
hi i am solving this question >> https://cs50.harvard.edu/python/2022/psets/4/professor/
my code is 100% correct. i have tested it several times but check50 is not able to pass all the tests.
...
0
votes
1
answer
306
views
check50 issue on Problem Set 1: cash [duplicate]
I have finish my cash homework enter link description here
But I face an issue that I can't check it even when I run the program successfully. My code is as below:
#include <stdio.h>
#...
0
votes
2
answers
276
views
speller seg fault
I have been on this for literal days, there is always a seg fault no matter what i do
things i have tried:
debug 50: MULTIPLE TIMES, i fix the errors i find but end up with another one soon after, ...
- 5
0
votes
2
answers
106
views
check50 says i have no output on pset2 substitution, but my code does output correctly
On my end my code seems to output exactly what check50 wants, yet it says that ive outputted nothing.
e.g :( encrypts "A" as "Z" using ZYXWVUTSRQPONMLKJIHGFEDCBA as key
Cause ...
0
votes
0
answers
94
views
pset9 Finance Check50 bot says submission button not found
I have completed my application for pset9 and have all functions working properly, however check50 doesn't agree with my register implementation. Apparently, I do not have a submission button, however ...
1
vote
1
answer
244
views
Check50 and style50 not working: pset1
I am getting this error when I am trying to use check50 or style50. Please help me with this.
hello/ $
hello/ $ check50 cs50/problems/2022/x/hello
Traceback (most recent call last):
File "/usr/...
0
votes
1
answer
114
views
Problem with Check50
Check50 keeps telling me that my code failed to compile but when I compile it myself it compiles just fine. Why is this happening? Also, I am experiencing this problem on the Plurality problem in ...
0
votes
1
answer
119
views
Question CS50 2021 Caesar - where is the bug?
I'm currently struggling with a bug in caesar pset2. If i use check 50 everything is green except:
:( encrypts "a" as "b" using 1 as key
output not valid ASCII text
:( ...
