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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
40,701
questions
53,052
answers
573
users
Recent questions tagged cpp
1
answer
51
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
44
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
48
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
62
views
How to check if a number contain zero in C++
asked
Sep 7, 2025
by
avibootz
cpp
cpp-number
1
answer
55
views
How to find sum of the first N even numbers in C++
asked
Sep 5, 2025
by
avibootz
cpp
cpp-sum
1
answer
42
views
How to check if given four points form a square in C++
asked
Sep 5, 2025
by
avibootz
cpp
cpp-square
2
answers
88
views
How to find the position of the first set bit (1-bit) of a number in C++
asked
Sep 3, 2025
by
avibootz
cpp
cpp-bits
1
answer
80
views
How to sort a vector that consists of only 0s and 1s in C++
asked
Sep 1, 2025
by
avibootz
cpp
cpp-sort
cpp-vector
1
answer
88
views
How to sort a vector of strings where each string represents a decimal number in C++
asked
Aug 31, 2025
by
avibootz
cpp
cpp-vector
cpp-sort
2
answers
74
views
How to find the number of squares in an N*N grid with C++
asked
Aug 31, 2025
by
avibootz
cpp
cpp-grid-squares
1
answer
66
views
How to calculate compound interest in C++
asked
Aug 30, 2025
by
avibootz
cpp
cpp-compound-interest
1
answer
57
views
How to find the percentage of a number in C++
asked
Aug 29, 2025
by
avibootz
cpp
cpp-percentage
2
answers
78
views
How to count pairs from a given vector where the bitwise AND of the two numbers is greater than the bitwise XOR in C++
asked
Aug 29, 2025
by
avibootz
cpp
cpp-and
cpp-xor
1
answer
63
views
How to create an enumerated collection in C++
asked
Aug 29, 2025
by
avibootz
cpp
cpp-enumeration
1
answer
54
views
How to convert a decimal value into a fraction (example: 0.5 is 1/2) in C++
asked
Aug 28, 2025
by
avibootz
cpp
cpp-fraction
1
answer
76
views
How to mirror a matrix horizontally and vertically in C++
asked
Aug 27, 2025
by
avibootz
cpp
cpp-matrix
1
answer
64
views
How to mirror a matrix across the main diagonal in C++
asked
Aug 27, 2025
by
avibootz
cpp
cpp-matrix
1
answer
82
views
How to get the last digit of a big int in C++
asked
Aug 27, 2025
by
avibootz
cpp
cpp-biginteger
1
answer
81
views
How to combine 2 maps into a third map in C++
asked
Aug 25, 2025
by
avibootz
cpp
cpp-map
1
answer
77
views
How to convert map values to a list in C++
asked
Aug 23, 2025
by
avibootz
cpp
cpp-map
2
answers
90
views
How to create a queue, then enqueue and dequeue elements in C++
asked
Aug 22, 2025
by
avibootz
cpp
cpp-queue
3
answers
106
views
How to assign a random number using a cryptographically secure random number generator in C++
asked
Aug 20, 2025
by
avibootz
cpp
cpp-random
1
answer
81
views
How to find the length of the longest consecutive sequence of an unsorted vector of integers in C++
asked
Aug 18, 2025
by
avibootz
cpp
cpp-vector
cpp-consecutive-sequence
cpp-sequence
1
answer
103
views
How to create a basic contact manager that allows users to add, search, and display contacts in C++
asked
Aug 18, 2025
by
avibootz
cpp
cpp-contact-manager
1
answer
80
views
How to convert an integer to a string in base b with C++
asked
Aug 17, 2025
by
avibootz
cpp
cpp-convert
2
answers
104
views
How to use XOR to encrypt and decrypt a string in C++
asked
Aug 16, 2025
by
avibootz
cpp
cpp-xor
cpp-encrypt
cpp-decrypt
1
answer
76
views
How to write "Ni Hao" ("Hello") in Chinese to standard output using UTF-8 in C++
asked
Aug 14, 2025
by
avibootz
cpp
cpp-utf8
1
answer
79
views
How to remove a subvector from a vector in C++
asked
Aug 13, 2025
by
avibootz
cpp
cpp-vector
cpp-remove
1
answer
90
views
How to generate N pairs of random digits in C++
asked
Aug 11, 2025
by
avibootz
cpp
cpp-random
1
answer
85
views
How to create a map with key type point (x, y) and value type string in C++
asked
Aug 10, 2025
by
avibootz
cpp
cpp-map
2
answers
107
views
How to check if a string is a palindrome ignoring case and non-alphanumeric characters in C++
asked
Aug 9, 2025
by
avibootz
cpp
cpp-palindrome
1
answer
95
views
How to allocate, fill, print, and deallocate a 2D array in C++
asked
Aug 8, 2025
by
avibootz
cpp
cpp-array
cpp-deallocate
cpp-allocate
2
answers
94
views
How to deallocate a 2D array in C++
asked
Aug 8, 2025
by
avibootz
cpp
cpp-array
cpp-deallocate
2
answers
71
views
How to sum the digits of N! (N factorial) in C++
asked
Aug 6, 2025
by
avibootz
cpp
cpp-factorial
1
answer
73
views
How to use a global variable and a class member variable with the same name in C++
asked
Aug 6, 2025
by
avibootz
cpp
cpp-variable
4
answers
98
views
How to pass an array into a lambda function in C++
asked
Aug 5, 2025
by
avibootz
cpp
cpp-lambda
1
answer
62
views
How to insert an element in a set with C++
asked
Aug 5, 2025
by
avibootz
cpp
cpp-set
1
answer
92
views
How to convert binary digits to a byte vector in C++
asked
Aug 4, 2025
by
avibootz
cpp
cpp-binary
cpp-byte-vector
1
answer
66
views
How to write a user-defined operator in C++
asked
Aug 3, 2025
by
avibootz
cpp
cpp-operator
1
answer
94
views
How to get the minimum path sum from top to bottom in a triangle vector with C++
asked
Aug 3, 2025
by
avibootz
cpp
cpp-vector
2
answers
94
views
How to get the row of Pascal triangle given an integer rowIndex in C++
asked
Aug 3, 2025
by
avibootz
cpp
cpp-pascal-triangle
2
answers
63
views
How to calculate power for large numbers in C++
asked
Aug 2, 2025
by
avibootz
cpp
cpp-power
1
answer
64
views
How to sum the digits of the number 2^N in C++
asked
Aug 1, 2025
by
avibootz
cpp
cpp-power-digits-sum
4
answers
124
views
How to declare a function argument that can accept any type in C++
asked
Jul 31, 2025
by
avibootz
cpp
cpp-argument
1
answer
90
views
How to write and read 8 bits from a file in C++
asked
Jul 30, 2025
by
avibootz
cpp
cpp-bits
cpp-file
1
answer
91
views
How to print a number as binary using cout in C++
asked
Jul 30, 2025
by
avibootz
cpp
cpp-binary
1
answer
63
views
How to set specific bits in a char with C++
asked
Jul 29, 2025
by
avibootz
cpp
cpp-bits
1
answer
69
views
How to assign an 8-bit value directly to a char in C++
asked
Jul 29, 2025
by
avibootz
cpp
cpp-bits
1
answer
87
views
How to extract a float from a string in C++
asked
Jul 28, 2025
by
avibootz
cpp
cpp-string
cpp-extract
1
answer
92
views
How to create a string with a repeated character N times in C++
asked
Jul 27, 2025
by
avibootz
cpp
cpp-string
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