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Programming & Software Q&A | CollectiveSolver
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Welcome to collectivesolver - Programming & Software Q&A with code examples. A website with trusted programming answers. All programs are tested and work.
Contact: aviboots(AT)netvision.net.il
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Recent questions tagged c
40,244
questions
52,261
answers
573
users
Recent questions tagged c
1
answer
3
views
How to find the longest common prefix of all the words in a string with C
asked
21 hours
ago
by
avibootz
c
c-longest-common-prefix-all-words-string
longest-common-prefix-all-words-string
1
answer
12
views
How to write a minimal implementation of Python’s str.replace() in C
asked
2 days
ago
by
avibootz
c
c-minimal-implementation-python-str-replace
minimal-implementation-python-str-replace
1
answer
18
views
How to split a string on multiple single‑character delimiters (and keep them) in C
asked
3 days
ago
by
avibootz
c
c-split-string-multiple-single-character-delimiters
split-string-multiple-single-character-delimiters
3
answers
23
views
How to split a string on multiple multi‑character delimiters (and keep them) in C
asked
3 days
ago
by
avibootz
c
c-split-string-multiple-multi-character-delimiters
split-string-multiple-multi-character-delimiters
1
answer
21
views
How to remove all adjacent duplicate characters from a string until no more can be removed in C
asked
5 days
ago
by
avibootz
c
c-remove-adjacent-duplicate-characters-string
remove-adjacent-duplicate-characters-string
1
answer
15
views
How to reverse only the alphabetic characters in a string, keeping other characters in place with C
asked
6 days
ago
by
avibootz
c
c-reverse-only-alphabetic-characters
reverse-only-alphabetic-characters
1
answer
19
views
How to find missing alphabet characters from a string in C
asked
6 days
ago
by
avibootz
c
c-missing-alphabet-characters-string
missing-alphabet-characters-string
1
answer
16
views
How to check if a string contains only 0 and 1 and is divisible by 7 in C
asked
Mar 1
by
avibootz
c
c-string-contains-only-0-and-1-is-divisible-by-7
string-contains-only-0-and-1-is-divisible-by-7
1
answer
17
views
How to check if every digit in a number appears only once in C
asked
Feb 25
by
avibootz
c
c-check-digits-number-appears-once
check-digits-number-appears-once
1
answer
19
views
How to check if a number is pandigital in C
asked
Feb 25
by
avibootz
c
c-check-number-pandigitaln
check-number-pandigitaln
1
answer
18
views
How to find all happy numbers in a specific range with C
asked
Feb 24
by
avibootz
c
c-find-happy-numbers-in-specific-range
find-happy-numbers-in-specific-range
1
answer
18
views
How to guarantee a 64‑bit integer across platforms in C
asked
Feb 23
by
avibootz
c
guarantee-64-bit-integer-across-platforms
2
answers
25
views
How to remove newlines from a string C
asked
Feb 21
by
avibootz
c
c-remove-newlines-from-string
remove-newlines-from-string
1
answer
22
views
How to convert a number to any base in C
asked
Feb 20
by
avibootz
c
c-convert-number-to-any-base
convert-number-to-any-base
1
answer
20
views
How to convert meters to yards and vice versa in C
asked
Feb 20
by
avibootz
c
c-convert-meters-yards-vice-versa
convert-meters-yards-vice-versa
2
answers
27
views
How to merge three arrays in C
asked
Feb 19
by
avibootz
c
c-merge-three-arrays
merge-three-arrays
1
answer
22
views
How to simulate rolling two dice (game cubes) with values 1–6 in C
asked
Feb 18
by
avibootz
c
c-simulate-rolling-two-dice-values-1-6
simulate-rolling-two-dice-values-1-6
1
answer
21
views
How to use the SetPixel function to draw a diagonal line using the Win32 API in C
asked
Feb 17
by
avibootz
c
win32
winapi
c-use-setpixel-function-draw-diagonal-line-win32-api
use-setpixel-function-draw-diagonal-line-win32-api
1
answer
20
views
How to remove the last n occurrences of a substring in a string in C
asked
Feb 15
by
avibootz
c
c-remove-last-n-occurrences-substring-string
remove-last-n-occurrences-substring-string
1
answer
23
views
How to use the TextOut function to draw text at a specified location using the Win32 API in C
asked
Feb 15
by
avibootz
c
win32
winapi
c-use-textout-function-win32-api
use-textout-function-win32-api
1
answer
18
views
How to use the DeleteFile function using the Win32 API in C
asked
Feb 14
by
avibootz
c
win32
winapi
c-use-deletefile-function-win32-api
use-deletefile-function-win32-api
1
answer
26
views
How to replace a random word in a string with a random word from an array of words using C
asked
Feb 13
by
avibootz
c
c-replace-random-word-in-string-with-random-word-from-array
replace-random-word-in-string-with-random-word-from-array
1
answer
16
views
How to calculate the products of (jagged) uneven-sized matrix columns in C
asked
Feb 13
by
avibootz
c
c-products-uneven-sized-matrix-columns
products-uneven-sized-matrix-columns
1
answer
25
views
How to use the CreateFile function using the Win32 API in C
asked
Feb 12
by
avibootz
c
win32
winapi
c-use-createfile-function-win32-api
use-createfile-function-win32-api
1
answer
28
views
How to use the GlobalAlloc function using the Win32 API in C
asked
Feb 12
by
avibootz
win32
winapi
c
c-use-globalalloc-function-win32-api
use-globalalloc-function-win32-api
1
answer
28
views
How to use the VirtualAlloc function using the Win32 API in C
asked
Feb 11
by
avibootz
win32
winapi
c
c-use-virtualalloc-function-win32-api
use-virtualalloc-function-win32-api
1
answer
25
views
How to find the shortest identical consecutive sublist in a linked list with C
asked
Feb 8
by
avibootz
c
c-shortest-identical-consecutive-sublist
shortest-identical-consecutive-sublist
1
answer
27
views
How to find the shortest identical consecutive subarray in an array with C
asked
Feb 8
by
avibootz
c
c-shortest-identical-consecutive-subarray
shortest-identical-consecutive-subarray
1
answer
29
views
How to find a number that can be written as the sum and product of its factors in C
asked
Feb 7
by
avibootz
c
c-number-written-as-sum-and-product-of-its-factors
number-written-as-sum-and-product-of-its-factors
1
answer
29
views
How to delete a file using the Win32 API in C
asked
Feb 6
by
avibootz
c
win32
winapi
c-delete-file-win32-api
delete-file-win32-api
2
answers
33
views
How to move the n word to the end of a string in C
asked
Feb 3
by
avibootz
c
c-move-n-word-to-end-of-string
move-n-word-to-end-of-string
2
answers
31
views
How to move the first word to the end of a string in C
asked
Feb 3
by
avibootz
c
c-move-first-word-to-end-of-string
move-first-word-to-end-of-string
2
answers
35
views
How to move a word to the end of a string in C
asked
Feb 3
by
avibootz
c
c-move-word-to-end-of-string
move-word-to-end-of-string
1
answer
32
views
How to multiply every N consecutive items in an array with C
asked
Feb 1
by
avibootz
c
c-multiply-every-n-of-consecutive-items-in-array
multiply-every-n-of-consecutive-items-in-array
1
answer
23
views
How to multiply each pair of consecutive items in an array with C
asked
Jan 31
by
avibootz
c
c-multiply-each-pair-of-consecutive-items-in-array
multiply-each-pair-of-consecutive-items-in-array
2
answers
47
views
How to create an array of dates between a start and end date in C
asked
Jan 30
by
avibootz
c
c-create-array-of-dates
create-array-of-dates
1
answer
33
views
How to get the total disk size using the Win32 API in C
asked
Jan 30
by
avibootz
win32
winapi
c
c-get-total-disk-size-win32-api
get-total-disk-size-win32-api
1
answer
30
views
How to sort an array of structs by multiple columns in C
asked
Jan 28
by
avibootz
c
c-sort-array-of-structs-by-multiple-columns
sort-array-of-structs-by-multiple-columns
1
answer
34
views
How to generate non‑overlapping random ranges (start,end),(start,end) in C
asked
Jan 27
by
avibootz
c
c-generate-non-overlapping-random-ranges
generate-non-overlapping-random-ranges
1
answer
24
views
How to merge overlapping ranges (start,end),(start,end) in C
asked
Jan 26
by
avibootz
c
c-merge-overlapping-ranges
merge-overlapping-ranges
2
answers
36
views
How to use the Win32 API ReadFile function to read data from a file in C
asked
Jan 25
by
avibootz
win32
winapi
c
c-use-win32-api-readfile-function-to-read-from-file
use-win32-api-readfile-function-to-read-from-file
1
answer
33
views
How to merge two strings based on shared suffix and prefix in C
asked
Jan 23
by
avibootz
c
c-merge-two-strings
merge-two-strings-based-on-shared-suffix-and-prefix
1
answer
29
views
How to sort by strings a mixed pair of string and number elements in an array with C
asked
Jan 22
by
avibootz
c
c-sort-array
sort-by-strings-mixed-pair-of-string-number-elements-in-array
1
answer
28
views
How to sort by numbers a mixed pair of string and number elements in an array with C
asked
Jan 22
by
avibootz
c
c-sort-array
sort-by-numbers-mixed-pair-of-string-number-elements-in-array
2
answers
35
views
How to turn a total number of seconds into years, months, days, minutes and seconds in C
asked
Jan 21
by
avibootz
c
c-turn-total-number-of-seconds-into-years-months-days-minutes-seconds
turn-total-number-of-seconds-into-years-months-days-minutes-seconds
1
answer
30
views
How to check if a string is IPv4 or IPv6 or invalid in C
asked
Jan 19
by
avibootz
c
c-check-if-string-is-ipv4-or-ipv6-or-invalid
check-if-string-is-ipv4-or-ipv6-or-invalid
1
answer
34
views
How to print a calendar for a specific month and year in C
asked
Jan 18
by
avibootz
c
c-print-calendar-for-specific-month-and-year
print-calendar-for-specific-month-and-year
1
answer
45
views
How to print the calendar for a specific year in C
asked
Jan 17
by
avibootz
c
c-print-calendar-for-specific-year
print-calendar-for-specific-year
1
answer
29
views
How to group words by first letter in C
asked
Jan 17
by
avibootz
c
c-group-words-by-first-letter
group-words-by-first-letter
1
answer
34
views
How to find the volume of a capsule in C
asked
Jan 12
by
avibootz
c
c-find-volume-of-capsule
find-volume-of-capsule
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