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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
41,593
questions
54,235
answers
573
users
Recent questions tagged cpp
1
answer
69
views
How to swap all odd and even bits in C++
asked
Oct 25, 2025
by
avibootz
cpp
cpp-bits
1
answer
63
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
60
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
78
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
53
views
How to get the previous lexicographically smaller permutation in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-permutation
1
answer
48
views
How to get the next lexicographically greater permutation in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-permutation
1
answer
98
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
78
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
91
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
86
views
How to transfer elements from one list to another in C++
asked
Oct 24, 2025
by
avibootz
cpp
cpp-list
4
answers
131
views
How to resize a 2D vector in C++
asked
Oct 23, 2025
by
avibootz
cpp
cpp-vector
1
answer
80
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
78
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
74
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
86
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
80
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
72
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
89
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
59
views
How to calculate the Euclidean distance between two points in C++
asked
Oct 11, 2025
by
avibootz
cpp
cpp-euclidean-distance
1
answer
90
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
86
views
How to remove duplicates from a stack in C++
asked
Oct 11, 2025
by
avibootz
cpp
cpp-stack
cpp-remove
1
answer
78
views
How to initialize a stack with random numbers in C++
asked
Oct 11, 2025
by
avibootz
cpp
cpp-stack
cpp-random
1
answer
74
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
76
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
272
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
81
views
How to generate a random RGB color code in C++
asked
Oct 8, 2025
by
avibootz
cpp
cpp-random
cpp-rgb
1
answer
85
views
How to check whether a matrix is a square matrix in C++
asked
Oct 6, 2025
by
avibootz
cpp
cpp-matrix
2
answers
105
views
How to calculate the median of a matrix in C++
asked
Oct 5, 2025
by
avibootz
cpp
cpp-matrix
cpp-median
1
answer
62
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
103
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
72
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
83
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
149
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
105
views
How to reverse a word in a string with C++
asked
Sep 25, 2025
by
avibootz
cpp
cpp-string
cpp-reverse
2
answers
120
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
114
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
99
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
2
answers
133
views
How to find the index of N in a sorted vector if N is not present, return the index where it would be in C++
asked
Sep 20, 2025
by
avibootz
cpp
cpp-vector
1
answer
74
views
How to generate a random hexadecimal string in C++
asked
Sep 16, 2025
by
avibootz
cpp
cpp-hexadecimal
1
answer
80
views
How to use the memory pool allocator, which pre-allocates a large block of memory and manages allocation manually in C++
asked
Sep 16, 2025
by
avibootz
cpp
cpp-memory-pool
1
answer
104
views
How to check if a number is lead number (sum of even digits is equal to the sum of odd digits) in C++
asked
Sep 16, 2025
by
avibootz
cpp
cpp-digits
2
answers
102
views
How to find the length of the longest consecutive zeroes in the binary representation of a number in C++
asked
Sep 13, 2025
by
avibootz
cpp
cpp-binary
1
answer
95
views
How to find the two elements in a vector whose sum is closest to zero in C++
asked
Sep 12, 2025
by
avibootz
cpp
cpp-vector
1
answer
99
views
How to check if two given words are present in a string in C++
asked
Sep 12, 2025
by
avibootz
cpp
cpp-string
1
answer
54
views
How to convet decimal number base-12 number in C++
asked
Sep 9, 2025
by
avibootz
cpp
cpp-base-12
1
answer
58
views
How to print the season name of the year based on the month number in C++
asked
Sep 9, 2025
by
avibootz
cpp
cpp-season-month
1
answer
52
views
How to simplify path (remove ".." and "." and replace multiple “////” with one single “/”) in C
asked
Sep 7, 2025
by
avibootz
cpp
c-path
1
answer
58
views
How to simplify path (remove ".." and "." and replace multiple “////” with one single “/”) in C++
asked
Sep 7, 2025
by
avibootz
cpp
cpp-path
2
answers
78
views
How to check if a number contain zero in C++
asked
Sep 7, 2025
by
avibootz
cpp
cpp-number
1
answer
64
views
How to find sum of the first N even numbers in C++
asked
Sep 5, 2025
by
avibootz
cpp
cpp-sum
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