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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 cpp
40,759
questions
53,131
answers
573
users
Recent questions tagged cpp
1
answer
59
views
How to generate random floating point numbers in C++
asked
Nov 2, 2025
by
avibootz
cpp
cpp-generate-random-floating-point-numbers
generate-random-floating-point-numbers
1
answer
75
views
How to get random N rows from a 2D array in C++
asked
Nov 2, 2025
by
avibootz
cpp
cpp-random
cpp-array
1
answer
65
views
How to count words in a string with punctuation in C++
asked
Nov 2, 2025
by
avibootz
cpp
cpp-string
1
answer
52
views
How to create an unsigned long bitset in C++
asked
Nov 1, 2025
by
avibootz
cpp
cpp-bitset
1
answer
61
views
How to convert a bitset into an unsigned long in C++
asked
Nov 1, 2025
by
avibootz
cpp
cpp-bitset
1
answer
46
views
How to take input from the user in a map with C++
asked
Nov 1, 2025
by
avibootz
cpp
cpp-map
2
answers
68
views
How to create a timezone converter form Local to other timezones in C++
asked
Nov 1, 2025
by
avibootz
cpp
cpp-timezone
cpp-converter
2
answers
67
views
How to round a number to the nearest power of 2 in C++
asked
Oct 29, 2025
by
avibootz
cpp
cpp-round
2
answers
64
views
How to round a number to the previous power of 2 in C++
asked
Oct 28, 2025
by
avibootz
cpp
cpp-round
2
answers
58
views
How to round a number to the next power of 2 in C++
asked
Oct 28, 2025
by
avibootz
cpp
cpp-round
1
answer
45
views
How to get the number of digits before the decimal point in C++
asked
Oct 28, 2025
by
avibootz
cpp
cpp-double
3
answers
75
views
How to convert a double number to 3 decimal places number in C++
asked
Oct 28, 2025
by
avibootz
cpp
cpp-double
cpp-decimal-places
2
answers
45
views
How to check if a word is all uppercase or all lowercase or capitalized in C++
asked
Oct 26, 2025
by
avibootz
cpp
cpp-word
1
answer
56
views
How to swap all odd and even bits in C++
asked
Oct 25, 2025
by
avibootz
cpp
cpp-bits
1
answer
47
views
How to use bitwise operators to get the remainder (%) when dividing an integer by 8 in C++
asked
Oct 25, 2025
by
avibootz
cpp
cpp-bits
1
answer
48
views
How to use bitwise operators to divide an integer by 8 in C++
asked
Oct 25, 2025
by
avibootz
cpp
cpp-bits
1
answer
62
views
How to check if a number is a multiple of 9 using bitwise operators in C++
asked
Oct 25, 2025
by
avibootz
cpp
cpp-bits
1
answer
43
views
How to get the previous lexicographically smaller permutation in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-permutation
1
answer
40
views
How to get the next lexicographically greater permutation in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-permutation
1
answer
75
views
How to transfer a range of elements from one list to another in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-list
1
answer
59
views
How to transfer a range of elements from one list starting at a specific index to another list in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-list
1
answer
68
views
How to transfer the first element from one list to another in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-list
1
answer
59
views
How to transfer elements from one list to another in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-list
4
answers
105
views
How to resize a 2D vector in C++
asked
Oct 23, 2025
by
avibootz
cpp
cpp-vector
1
answer
61
views
How to implement the pop_front function to remove the element of a vector in C++
asked
Oct 23, 2025
by
avibootz
cpp
cpp-vector
1
answer
59
views
How to find the digit previous to a given digit in a number with C++
asked
Oct 20, 2025
by
avibootz
cpp
cpp-digits
1
answer
58
views
How to find the digit next to a given digit in a number with C++
asked
Oct 18, 2025
by
avibootz
cpp
cpp-digits
1
answer
66
views
How to add a range of elements of a vector to another vector at a specific position in C++
asked
Oct 18, 2025
by
avibootz
cpp
cpp-vector
cpp-range
1
answer
61
views
How to add a range of elements of a list to another list in C++
asked
Oct 15, 2025
by
avibootz
cpp
cpp-list
cpp-range
1
answer
54
views
How to add the first element of a list to another list in C++
asked
Oct 15, 2025
by
avibootz
cpp
cpp-list
1
answer
67
views
How to add all the elements of a list to another list in C++
asked
Oct 15, 2025
by
avibootz
cpp
cpp-list
1
answer
46
views
How to calculate the Euclidean distance between two points in C++
asked
Oct 11, 2025
by
avibootz
cpp
cpp-euclidean-distance
1
answer
72
views
How to find the sum of three numbers in a vector that is closest to a given value in C++
asked
Oct 11, 2025
by
avibootz
cpp
cpp-vector
1
answer
67
views
How to remove duplicates from a stack in C++
asked
Oct 11, 2025
by
avibootz
cpp
cpp-stack
cpp-remove
1
answer
63
views
How to initialize a stack with random numbers in C++
asked
Oct 11, 2025
by
avibootz
cpp
cpp-stack
cpp-random
1
answer
62
views
How to group elements of a vector based on their first occurrence in C++
asked
Oct 10, 2025
by
avibootz
cpp
cpp-vector
1
answer
59
views
How to create a vector with random HEX RGB color codes in C++
asked
Oct 8, 2025
by
avibootz
cpp
cpp-random
cpp-rgb
2
answers
212
views
How to generate a random HEX RGB color code in C++
asked
Oct 8, 2025
by
avibootz
cpp
cpp-random
cpp-rgb
2
answers
63
views
How to generate a random RGB color code in C++
asked
Oct 8, 2025
by
avibootz
cpp
cpp-random
cpp-rgb
1
answer
63
views
How to check whether a matrix is a square matrix in C++
asked
Oct 6, 2025
by
avibootz
cpp
cpp-matrix
2
answers
71
views
How to calculate the median of a matrix in C++
asked
Oct 5, 2025
by
avibootz
cpp
cpp-matrix
cpp-median
1
answer
53
views
How to find the second biggest number in a set of random numbers in C++
asked
Oct 4, 2025
by
avibootz
cpp
cpp-second-biggest
1
answer
76
views
How to find a common element in all rows of a given matrix with sorted rows in C++
asked
Oct 2, 2025
by
avibootz
cpp
cpp-matrix
1
answer
54
views
How to count the number of sorted rows in either increasing or decreasing order in a matrix using C++
asked
Oct 1, 2025
by
avibootz
cpp
cpp-matrix
1
answer
65
views
How to check whether a matrix is a magic square or not in C++
asked
Sep 30, 2025
by
avibootz
cpp
cpp-matrix
3
answers
126
views
How to check whether a string can be segmented into a sequence of words from a dictionary in C++
asked
Sep 27, 2025
by
avibootz
cpp
cpp-string
1
answer
89
views
How to reverse a word in a string with C++
asked
Sep 25, 2025
by
avibootz
cpp
cpp-string
cpp-reverse
2
answers
101
views
How to search a 2d array using two pointers to the first and last elements in the array with C++
asked
Sep 23, 2025
by
avibootz
cpp
cpp-array
cpp-search
1
answer
86
views
How to construct a linked list from a 2d matrix with pointers to the right and down in C++
asked
Sep 22, 2025
by
avibootz
cpp
cpp-matrix
cpp-linked-list
1
answer
74
views
How to find the smallest letter in a sorted vector that is larger than a given letter in C++
asked
Sep 20, 2025
by
avibootz
cpp
cpp-vector
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