Questions tagged [fails-check50-but-works]

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hi, i tried to solve problem set 2 substitution. it gives right output but check50 is giving errors

include include include include include int main(int argc, string argv[]) { if (argc != 2) { printf("Usage: ./caesar key\n"); return 1; } int k = strlen(argv[1]); ...
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2answers
30 views

pset1/credit outputs the right output but fails check

I'll share the printing part but not the calculation part, though happy to do that to it's just a bit lengthy. Nonetheless marked outputs are the right/expected output when run stand-alone but fails ...
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1answer
33 views

Pset4 Reflection Less Comfortable - Check50 Errors

Hello CS50 community, my question is about the reflection filter (less comfortable): I have compiled a code that is reflecting (YEAH!) but there seems to be the following errors when checking: *:) ...
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2answers
250 views

My pset1 Water Code Works as per the Spec, but Doesn't Pass the Check50

so I am very new to this but I have written some code to complete the pset1 water task and it just won't pass through check50 2016.water water.c. I have put it below, I understand that it maybe all ...
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29 views

Okay, legit think that check50 on Tideman is broken

Actually not, still I cannot grasp what is wrong with the lock_pairs function in my code. This is my lock_pairs function: // Loop to pass each pair for (int i = 0; i < pair_count; i++) { ...
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1answer
12 views

In Recover, when I run check50, it says timed out while waiting for program to exit. But when I run it with ./recover card.raw, it works perfectly

#include <stdio.h> #include <stdlib.h> #include <stdint.h> typedef uint8_t BYTE; int check_jpg(BYTE array[]); int main(int argc, char *argv[]) { if(argc != 2) { ...
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1answer
19 views

Can't check CAESAR pset2

I solved the Caesar problem and it works flawlessly. But I can not check it properly. The results are correct but ''' check50 cs50/problems/2021/x/caesar ''' says it is incorrect. If I view the ...
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1answer
88 views

pset4 filter blur

I have written the following code for blur . // Blur image void blur(int height, int width, RGBTRIPLE image[height][width]) { for ( int h=0 ; h<height ; h++) { for ( int w=0 ; ...
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1answer
56 views

Pset4 Filter sepia error from check50

below is my code for Pset4 filter(less). the code compiles fine, but I was getting these errors from check50. really appreciate if anyone can help. thanks :( sepia correctly filters single pixel ...
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1answer
267 views

pset3 (runoff) check50 is giving an error for print_winner

I can't find what's wrong with my code but check50 keeps telling me :( print_winner prints name when someone has a majority print_winner did not print winner of election :( print_winner returns ...
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1answer
113 views

Speller (PSET5) has output that is exactly the same as the staff's solution, but check50 returns many errors. What's happening?

My speller program (part of pset5) works well and the output exactly matches that of the staff's solution. However, when I run my program through check50, I still get several errors per their script: ...
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1answer
77 views

Output in Speller.c seems to match the staff solutions, but cannot seem to pass check50

This is what I happen to get when I run check50, which is weird, because when I do manual tests, I seem to match the keys. Other posts make me think this might be an issue of using the incorrect slug? ...
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1answer
17 views

Who do I contact about check50 errors?

EDIT: There were no errors with check50; I missed part of the specification and couldn't tell the error from check50. Is there a specific contact I should forward these errors to? My code is clearly ...
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2answers
41 views

check50 for plurality

Every example I try myself works perfectly fine but once I check50 it, I get error messages for not printing one,two, or all three winners. I saw some people having format issues with spaces, but I ...
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1answer
22 views

Program compiles and produces required output in caesar from CS50 but segmentation fault due to lack of memory. What to do next?

My program compiles and produces the required ciphertext in caesar problem but when the input has too many characters, I get a segmentation fault after a specific number of ciphertext characters are ...
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1answer
29 views

speller: Testing myself works but check50 says it's producing no output

I have tried testing my code normally with the provided dictionaries and texts, and it seems to work, producing the expected results in a reasonable amount of time. However, when I use check50, it ...
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1answer
25 views

Check50 doesnt approve but code seems to work fine

PSET3 Plurality: Although the problem itself isn't tough to solve but Check50 simply doesn't like the way I wrote it. I've been trying to pass the tests since an hour or more but I can't figure out ...
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1answer
52 views

Pset 7 Houses: Import seems to work but check50 doesn´t agree

I am confuse with this one: The program doesn´t return any error when I run it and if I go to the students table the names are there, but check50 says it imports "[]". Am I at least close to ...
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1answer
41 views

caesar pset 2 non-numeric key error even when it works well when i try it myself

Here is my code which works well even with non-numeric key. #include <stdio.h> #include <cs50.h> #include <stdlib.h> #include <ctype.h> #include <string.h> bool key_check(...
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0answers
24 views

Pset4 filter(more) edge

I've read so many of the posts on this and also tried to use the codes mentioned on this forum but they all give incorrect values for the edge filter. I'm quite stumped so I decided to post on this. I ...
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63 views

lock_pairs skips final pair if it creates cycle

I have been working on the tideman problem from Problem Set 3. After multiple attempts, I have been able to pass all the required checks except one: "lock_pairs skips final pair if it creates ...
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1answer
131 views

Pset5 Speller - Valgrind displays no leaks but code fails check50

any help would be much appreciated - I've been trawling other questions similar to this one but all the adjustments I have tried to make don't seem to fix the check50 failure. The code seems to run ...
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1answer
174 views

PSET6 DNA - I passed every test it wanted me to do, but I got 42% after submitting?

I completed the DNA problem on pset6. There is a series of tests you need to enter into the command line before you submit, and I did all of them and passed every single one (as shown below). However, ...
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1answer
125 views

Check50 for caesar, pset2 returns an error “Not valid ASCII text” twice, even though it encrypts correctly for the same text used in check50

Okay, the code is given below (forgive me if there are too many comments!!). Please help!! Code: //the objective of the program is to create a simple encryption of the text inputted by the user with ...
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1answer
64 views

Failing miserably on check50 and valgring, even though all my answers match exactly the staffs' keys

I don't know why my code is falling on check50! It seems like it is blowing the time limit. Is it possible? I ran my program with many texts, and the results always match the staff's key. Can ...
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1answer
20 views

Caesar Working as Expected - Check50 glitched?

So my Caesar is finally working and working as expected but after submitting it check50 is not giving me score for it
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1answer
46 views

:( /check route confirms whether username is available PSET8

:( /check route confirms whether username is available route did not return true when username is available Log sending GET request to /check?username=check50student1 checking that status code 200 is ...
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1answer
226 views

pset 8 finance: “:( buy handles valid purchase” fails

I`am bug fixing my application and can't find a solution for the ":( buy handles valid purchase" test. Here is Log: expected to find "112.00" in page, but it wasn't found Log sending POST ...
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1answer
629 views

PSET 6: Sentimental [Mario.py(less)]: How exactly do I “reject input” in Python as specified in check50?

this is my first time posting on here and I'm trying to not break any rules but sorry if I do. So, I followed the specification to make mario.py ( they are the same ones for mario.c ) in Sentimental ...
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1answer
200 views

pset8 finance check50 fails on “checking that ”56.00“ is in page” even though it is in the page

My sell function redirects to index, and I am able to see the correct stock prices and total value amounts formatted as USD, but for some reason check50 won't pass me on the final test (https://cs50....
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2answers
257 views

PSET8: Finance - “check50 ran into an error while running checks!” Contact sysadmins@cs50.harvard.edu with the URL of this check!

While checking my code for PSET8 (Finance) with check50 I ran into the error "check50 ran into an error while running checks!" and with a note in the end stating "Contact sysadmins@cs50.harvard.edu ...
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1answer
1k views

pset7 fractions being rejected causing Buy to fail

Everything seems to be working fine on my end, however I am running into a single error for buy when running check50. :( buy handles fractional, negative, and non-numeric shares. expected status code ...
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1answer
98 views

pset1 - credit fails check50 compilation with “expected exit code 0, not 1” but compiles locally

My solution for "credit" compiles just fine with make, but when using check50, I get :( credit.c compiles. expected exit code 0, not 1 My code is as follows: #include <stdio.h> #include &...
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1answer
193 views

pset4 recover - my implementation recovers 50 jpegs but check50 rejects

I am having trouble with recover from pset4 - when I run it, it creates 50 images, apparently correctly formatted (000.jpg-049.jpg). However, check50 rejects it: :) recover.c exists. :) recover.c ...
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1answer
321 views

PSET7: Finance: check50 errors

I have implemented all pages except the default homepage. Every functionality is working fine. But, check50 shows some errors which never goes. I don't know which frown is turning upside down. Help ...
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1answer
78 views

Errors while check50 in Pset1 mario less, expecting suggestions

I am getting following errors with check50. Need help to understand which part of my code cant handle these situations. :( handles a height of 1 correctly expected "##\n", not "" :( ...
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1answer
603 views

pset5 :( speller compiles expected exit code 0, not 2

I was able to compile speller locally, but I keep failing check50. When I run my program I get the same output as the staff solution and it does not leak any memory. I have not altered speller.c or ...
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3answers
417 views

Register Route failing check50 but is working (expected status code 200 but got 400)

I have looked over this code multiple times, looking for misplaced variable names or attempts to hash the wrong thing. I have tested my code multiple times in many ways and I can't get it to fail. ...
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2answers
299 views

pset7: check50 error - sell page has all required elements

I'm having an argument with check50 on pset7 finance, when it comes to the SELL part. The web app works fine and I'm able to sell my stocks. When I run check50, though, it keeps telling me that the ...
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1answer
196 views

Pset4 resize code working, headers correct, check50 fails

My code seems to work perfectly, and the headers match those of the staff solution. However, it fails check50, with the message "Image has more bytes than expected" showing up for almost all criteria. ...
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2answers
1k views

pset7 C$50 finance check50 error expected status code 200, but got 400

Answer The error was in my index() implementation. I had made the mistake of including the following code in index(): # Query database stocks database for total number of shares of each stock ...
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1answer
40 views

Vigenere will not pass all checks

I can not figure out why my cypertext is missing a letter when I use the key "bacon" and the plaintext: Meet me at the park at eleven am. The output I get is "Neg zf av uf pcx bt gzrwep oz" when it ...
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1answer
95 views

Can you help me understand these check50 results?

So, I've been working on PSET5, "speller". However, when I submit information to check50, under the "apostrophe" header, it does not attempt to grade me on my apostrophe usage. It appears as if I am ...
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1answer
89 views

cs50 - I can not clear check pset1 Mario less cause “…required files…”. I'm in the right directory.

The check50 is returning I have not created the file, which I see has been a problem others experienced, but all the solutions offered are to get into the correct directory. I am in the correct ...
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1answer
94 views

issues with check50 and erros

What to do when all my programs work perfectly and even better than asked, with a more friendly user interface and check50 finds error in everything? No one told you had to use exactly the same ...
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1answer
319 views

pset4 recover - recovers 49 images but not last image and also doesn't pass check50

#include <stdio.h> #include <stdlib.h> int main(int argc, char *argv[]) { // ensure proper usage if (argc != 2) { fprintf(stderr, "Usage: ./recover file\n"); return 1; } ...
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1answer
117 views

Pset2 - Vigenere fails check50 with “expected exit code 0, not 1”

I'm at my wits' end. My code for vigenere compiles fine using make vigenere within CS50 IDE. However, when I run check50, I get this: :) vigenere.c exists. :( vigenere.c compiles. expected exit ...
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1answer
249 views

pset6 - mario more - check50 EOF error

My pset6's mario-more Python implementation works fine. However, check50 is returns the following errors: :( handles a height of 0 correctly / did not find EOF :( handles a height of 23 ...
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1answer
191 views

Pset 7 - Cannot replicate None type not subscritable error

I am running check50 on my code and at buy, it cannot validate a purchase because Log sending POST request to /login sending POST request to /buy exception raised in application: TypeError: '...
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1answer
195 views

Pset5 - Valgrind success, speller output matches staff solution, passes all but the last test on check50

I'm almost there on speller but I think I need another nudge before I can pass check50. I had the same valgrind error that some others seemed to be getting (Conditional jump or move depends on ...