Questions tagged [substrings]

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Almost Done… But substrings

// Returns true if word is in dictionary else false bool check(const char *word) { //Variables bool looping = true; int hashWord = hash(word); //Create a new pointers node *head = table[hashWord]; ...
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DNA is good for the small database but not for the large database - CS50 Pset6

I'm currently developing the small and the large database functions separately and I wonder why in the large one it does not keep track of the STR repetitions. Here is my code from both functions: ...
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20 views

I am not sure what is wrong with my substrings code

def substrings(a, b, n): """Return substrings of length n in both a and b""" # takes in strings input a and b # splits each string into substrings lista = [a[i:j] for i in range(0, (...
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96 views

PSET 7 similarities substrings function seems ok but dont pass test

I make a substrings function, it seems to work for me, but i cant pass check. :( handles one substring in common Expected 1 matches, not 0 :( handles multiple substrings in common Expected 4 ...
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99 views

I'm stuck on cs50 pset2 - crack

I am new to coding. I am trying to solve crack problem of cs50. The problem works hashing 1 character, but when i try to hash 2 characters i can't pass arguments from the string to the crypt function. ...
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136 views

Where am I going wrong in Similarities: Substrings?

I am currently working on PSet7: Similarities. I have completed all the tests so far except substrings and I was wondering if any of you could tell me where I am going wrong. I am currently failing ...
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268 views

Pset6 similarities less substrings I get wrong output

I’m super close. But I cannot figure out right formula. It doesn’t count amount of the similar substrings correctly. I mean the output is wrong. https://pastebin.com/gEvxAS1X
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354 views

PSET6 Similarities substrings almost done

def substrings(a, b, n): """Return substrings of length n in both a and b""" global seta global setb x = [] y = [] for i in range(len(a) - n + 1): x.append(a[i:i+n]) ...
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228 views

PSET6 Similarities HELP!

I am almost done with similarities I think. Can't really figure out what is wrong with my substrings def substrings(a, b, n): """Return substrings of length n in both a and b""" x = [] y =...
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537 views

pset6 similarities substrings fails check50 in 3 cases, but not sure what's wrong with logic

My code isn't efficient, but it's not convoluted which is rare for me. I wrote a helper function, 'slicer', which iterates over the length of a and slices a into length n substrings. 'Substrings' ...
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45 views

PSET5 speller: all words listed as mispelled and check50 gives substrings a sad face

I made my dictionary.c for my speller program, however... it lists the whole text as mispelled check50 gives a sad face for substrings, showing that in its testing, "cat" is listed as mispelled, ...
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101 views

Trouble with Substrings in Check in Pset5

I have used a trie structure to implement my dictionary in pset5 and I believe my load() function is operating correctly, however I seem to be having trouble with checking substrings in the check() ...
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888 views

strstr function not working

#include <stdio.h> #include<cs50.h> #include <string.h> char array[][80] = {"CS50", "C Programming", "Java", "Python", "PHP",}; void find(char search[]) { for (int i = 0; i ...
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323 views

Check50. I need help with server.c, specifically with the parse function I guess. Thanks

I have just finished the 4 functions from Pset 6 (server.c). Well, everything works "fine". If I request /cat.html it returns HTTP/1.1 200 OK and if request cat.exe it returns the most famous server ...
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311 views

pset5 speller doesn't handle possesive and substrings properly

I got the following error while checking my pset5. :( handles possessives properly \ expected output, but not "\nMISSPELLED WORDS\n\n\nWORDS MISSPELLE..." :( handles substrings properly \ ...