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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
40,023
questions
51,974
answers
573
users
Recent questions tagged c
1
answer
77
views
How to increment an integer represented as an integer array of digits by one in C
asked
Jul 2, 2025
by
avibootz
c
c-array
1
answer
64
views
How to get the fraction and exponent of a real number in C
asked
Jun 30, 2025
by
avibootz
c
c-fraction
c-exponent
1
answer
57
views
How to calculate the mean and the standard deviation of an array of floating-point values in C
asked
Jun 29, 2025
by
avibootz
c
c-standard-deviation
c-mean
1
answer
84
views
How to calculate the sum of squares of an array of floating-point values in C
asked
Jun 29, 2025
by
avibootz
c
c-array
1
answer
44
views
How to compute the hypotenuse h of the triangle in C
asked
Jun 28, 2025
by
avibootz
c
c-triangle
1
answer
76
views
How to convert a string with either , or . as decimal/thousand separators into a float in C
asked
Jun 27, 2025
by
avibootz
c
c-string
c-convert
1
answer
59
views
How to find a path from top-left to bottom right of a grid with a minimum sum of all numbers along the path in C
asked
Jun 26, 2025
by
avibootz
c
c-grid
1
answer
63
views
How to generate an n x n matrix filled with elements from 1 to N^2 in spiral order in C
asked
Jun 24, 2025
by
avibootz
c
c-matrix
1
answer
54
views
How to schedule the execution of a function in 5 seconds with C
asked
Jun 23, 2025
by
avibootz
c
c-execution
1
answer
49
views
How to calculate the center of a rectangle in C
asked
Jun 22, 2025
by
avibootz
c
c-rectangle
1
answer
48
views
How to check if a point is inside a rectangle in C
asked
Jun 21, 2025
by
avibootz
c
c-point
c-rectangle
1
answer
75
views
How to convert a byte array to a hex string in C
asked
Jun 21, 2025
by
avibootz
c
c-array
c-byte-array
1
answer
63
views
How to print array elements in groups of 2 with C
asked
Jun 20, 2025
by
avibootz
c
c-array
1
answer
70
views
How to multiply all the elements of an array in C
asked
Jun 20, 2025
by
avibootz
c
c-array
1
answer
92
views
How to detect if a 32-bit or 64-bit architecture using Win32 API in C
asked
Jun 20, 2025
by
avibootz
c
win32
c-os
1
answer
45
views
How to declare a constant pointer to a constant string in C
asked
Jun 19, 2025
by
avibootz
c
c-constant
2
answers
69
views
How to declare a constant string in C
asked
Jun 19, 2025
by
avibootz
c
c-constant
1
answer
42
views
How to format an integer with zero-padding in C
asked
Jun 18, 2025
by
avibootz
c
c-padding
1
answer
43
views
How to find the average between RGB colors c1 and c2 in C
asked
Jun 18, 2025
by
avibootz
c
c-color
1
answer
81
views
How to remove string trailing path separator in C
asked
Jun 16, 2025
by
avibootz
c
c-string
1
answer
84
views
How to match the first word after an expression in a string with C
asked
Jun 14, 2025
by
avibootz
c
c-string
1
answer
79
views
How to remove the trailing slashes from a string in C
asked
Jun 13, 2025
by
avibootz
c
c-string
1
answer
83
views
How to remove all non-ASCII characters from a string in C
asked
Jun 12, 2025
by
avibootz
c
c-string
c-ascii
1
answer
64
views
How to create a windows using FreeGLUT in C
asked
Jun 12, 2025
by
avibootz
c
freeglut
2
answers
78
views
How to calculate the date six months from the current date in C
asked
Jun 11, 2025
by
avibootz
c
c-date
1
answer
67
views
How to replace the characters !@#$%^*_+\= in a string with C
asked
Jun 11, 2025
by
avibootz
c
c-string
1
answer
60
views
How to implement the power function in C
asked
Jun 10, 2025
by
avibootz
c
c-pow
1
answer
77
views
How to find the first occurrence of a pattern in a string from some starting position in C
asked
Jun 10, 2025
by
avibootz
c
c-string
1
answer
46
views
How to group Anagrams from an array of strings in C
asked
Jun 9, 2025
by
avibootz
c
c-anagram
1
answer
86
views
How to draw a dotted line on a window using Win32 API in C
asked
Jun 8, 2025
by
avibootz
win32
winapi
c
1
answer
59
views
How to check if date1 is before date2 in C
asked
Jun 8, 2025
by
avibootz
c
c-date
1
answer
80
views
How to check if a string is blank (empty, null, or contains only whitespace) in C
asked
Jun 7, 2025
by
avibootz
c
c-string
1
answer
77
views
How to get OS information on Unix-like systems with C
asked
Jun 6, 2025
by
avibootz
c
c-os
1
answer
49
views
How to multiply two integers represented as strings and return the result also as a string in C
asked
Jun 5, 2025
by
avibootz
c
c-multiply
1
answer
118
views
How to get the number of bytes of a variable in C
asked
Jun 3, 2025
by
avibootz
c
c-byte
1
answer
92
views
How to get the current executable name in C
asked
Jun 2, 2025
by
avibootz
c
c-exe
1
answer
116
views
How to find all possible combinations of numbers in an array to reach a given sum with C
asked
Jun 2, 2025
by
avibootz
c
c-array
1
answer
77
views
How to use calloc and snprintf in C
asked
Jun 2, 2025
by
avibootz
c
c-calloc
c-snprintf
2
answers
134
views
How to sort each column of a matrix with strings in C
asked
Jun 1, 2025
by
avibootz
c
c-matrix
c-sort
1
answer
63
views
How to fill a 3x3 grid to be a valid Sudoku grid in C
asked
Jun 1, 2025
by
avibootz
c
c-sudoku
1
answer
95
views
How to calculate the future occurrences of Friday the 13th in C
asked
May 31, 2025
by
avibootz
c
c-date
1
answer
68
views
How to return a calculation from the main function in C
asked
May 31, 2025
by
avibootz
c
1
answer
108
views
How to check if a string contains only letters, numbers, underscores and dashes in C
asked
May 31, 2025
by
avibootz
c
c-regex
1
answer
62
views
How to check if a 3x3 grid is a valid Sudoku grid in C
asked
May 30, 2025
by
avibootz
c
c-sudoku
2
answers
132
views
How to rotate a matrix 90 degrees clockwise in C
asked
May 29, 2025
by
avibootz
c
c-matrix
1
answer
110
views
How to check if a matrix columns contain numbers without repetition in C
asked
May 28, 2025
by
avibootz
c
c-matrix
1
answer
128
views
How to move the digits of a string with digits and letters to the beginning of the string in C
asked
May 27, 2025
by
avibootz
c
c-string
1
answer
120
views
How to sort a string with digits and letters (digits before letters) in C
asked
May 26, 2025
by
avibootz
c
c-string
c-sort
1
answer
114
views
How to sort a string with digits and letters (letters before digits) in C
asked
May 26, 2025
by
avibootz
c
c-string
c-sort
1
answer
120
views
How to find repeated patterns of numbers in the rows of a matrix with C
asked
May 25, 2025
by
avibootz
c
c-matrix
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