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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 PYTHON
42,844
questions
55,671
answers
573
users
Recent questions tagged PYTHON
1
answer
100
views
How to check if each letter in a string maps to the first letter of a word in another string with Python
asked
Jan 6
by
avibootz
python
python-each-letter-string-maps-first-letter-word-another-string
each-letter-string-maps-first-letter-word-another-string
2
answers
108
views
How to check if a string can be constructed by using the letters of another string in Python
asked
Jan 5
by
avibootz
python
python-string-constructed-letters-another-string
string-constructed-letters-another-string
1
answer
77
views
How to product of array except self (arr[i] is equal to the product of all the elements except arr[i]) in Python
asked
Jan 3
by
avibootz
python
python-product-array-except-self-arr_i
product-array-except-self-arr_i
2
answers
106
views
How to receive thread callbacks in Python
asked
Jan 1
by
avibootz
python
python-receive-thread-callbacks
receive-thread-callbacks
1
answer
103
views
How to clear bits in the given range in Python
asked
Dec 30, 2025
by
avibootz
python
python-clear-bits-given-range
clear-bits-given-range
1
answer
122
views
How to get the 4 least significant bits in a byte with Python
asked
Dec 28, 2025
by
avibootz
python
python-get-4-least-significant-bits-byte
get-4-least-significant-bits-byte
2
answers
114
views
How to check whether a user string contains any forbidden words from a list in Python
asked
Dec 27, 2025
by
avibootz
python
python-check-user-string-contains-forbidden-words
check-user-string-contains-forbidden-words
1
answer
104
views
How to delete the middle element from a deque in Python
asked
Dec 24, 2025
by
avibootz
python
python-delete-middle-element-deque
delete-middle-element-deque
2
answers
141
views
How to check if the sum of two halves of a number is equal in Python
asked
Dec 23, 2025
by
avibootz
python
python-sum-two-halves-number-equal
sum-two-halves-number-equal
1
answer
110
views
How to check if two halves of a number are equal in Python
asked
Dec 21, 2025
by
avibootz
python
python-two-halves-number-equal
two-halves-number-equal
2
answers
144
views
How to check if two strings are isomorphic in Python
asked
Dec 19, 2025
by
avibootz
python
python-check-two-strings-isomorphic
check-two-strings-isomorphic
1
answer
116
views
How to remove text between parentheses in a string using Python
asked
Dec 18, 2025
by
avibootz
python
python-remove-text-between-parentheses-in-string
remove-text-between-parentheses-in-string
1
answer
127
views
How to calculate the area of a triangle using Heron’s formula in Python
asked
Dec 14, 2025
by
avibootz
python
python-area-triangle-herons-formula
area-triangle-herons-formula
1
answer
108
views
How to find the missing number in a list containing numbers from 1 to n in O(1) time complexity with Python
asked
Dec 10, 2025
by
avibootz
python
python-missing-number-list-o1-time-complexity
missing-number-list-o1-time-complexity
1
answer
103
views
How to convert Base64 to a JSON string in Python
asked
Dec 8, 2025
by
avibootz
python
python-base64-to-json-string
base64-to-json-string
1
answer
100
views
How to calculate time if we have the distance and speed (kilometers per hour) in Python
asked
Dec 6, 2025
by
avibootz
python
python-calculate-time-distance-speed
calculate-time-distance-speed
1
answer
110
views
How to convert a Roman number to an integer in Python
asked
Dec 3, 2025
by
avibootz
python
python-roman-integer
roman-integer
1
answer
339
views
How to format an array of strings in lines with maxWidth without breaking the words in Python
asked
Dec 2, 2025
by
avibootz
python
python-format-array-strings-lines-maxwidth
format-array-strings-lines-maxwidth
1
answer
98
views
How to check if the last index of a list is reachable by jumping based on element values from index 0 in Python
asked
Dec 1, 2025
by
avibootz
python
python-last-index-list-jumping-by-elements-value
last-index-list-jumping-by-elements-value
1
answer
99
views
How to find two prime numbers that, when concatenated, form another prime number in Python
asked
Nov 28, 2025
by
avibootz
python
python-prime-concatenate
prime-concatenate
1
answer
127
views
How to generate an N-digit integer random number in Python
asked
Nov 26, 2025
by
avibootz
python
python-n-digit-integer-random
n-digit-integer-random
1
answer
88
views
How to select random two digits from anywhere in a number with Python
asked
Nov 26, 2025
by
avibootz
python
python-random-two-anywhere-digits
random-two-anywhere-digits
1
answer
91
views
How to select random two consecutive digits from a number in Python
asked
Nov 25, 2025
by
avibootz
python
python-random-two-consecutive-digits
random-two-consecutive-digits
1
answer
91
views
How to convert a degree to a compass direction in Python
asked
Nov 24, 2025
by
avibootz
python
python-degree-compass-direction
degree-compass-direction
2
answers
130
views
How to inverse N x M matrix in Python
asked
Nov 23, 2025
by
avibootz
python
python-inverse-matrix
inverse-matrix
1
answer
102
views
How to calculate the sum of all Fibonacci numbers between two left and right indices in Python
asked
Nov 23, 2025
by
avibootz
python
python-sum-fibonacci-numbers
sum-fibonacci-numbers
2
answers
139
views
How to initialize a matrix with random characters in Python
asked
Nov 22, 2025
by
avibootz
python
python-matrix-random-characters
matrix-random-characters
1
answer
110
views
How to create an M x N matrix with random numbers in Python
asked
Nov 22, 2025
by
avibootz
python
python-matrix-random-numbers
matrix-random-numbers
1
answer
169
views
How to generate all possible permutations and combinations of a list of chars in Python
asked
Nov 21, 2025
by
avibootz
python
python-list-all-permutations-combinations
all-permutations-combinations
1
answer
119
views
How to find the first 4-digit prime number where all digits are unique in Python
asked
Nov 20, 2025
by
avibootz
python
python-4-digit-prime-unique
4-digit-prime-unique
1
answer
130
views
How to generate a random integer from a range [0, N] that is not in a unique integer list with Python
asked
Nov 19, 2025
by
avibootz
python
python-random
python-random-excluding-list
random-excluding-list
1
answer
137
views
How to replace all occurrences of a specific digit in a floating-point number with Python
asked
Nov 18, 2025
by
avibootz
python
python-replace-all-occurrences-digit-float
replace-all-occurrences-digit-float
1
answer
141
views
How to replace a digit in a floating-point number by index with Python
asked
Nov 17, 2025
by
avibootz
python
python-replace-digit-float
replace-digit-float
1
answer
115
views
How to check whether each substring range (L to R) from an array of substring ranges is a palindrome in Python
asked
Nov 16, 2025
by
avibootz
python
python-substring-range-palindrome
substring-range-palindrome
1
answer
142
views
How to convert a list of strings and group all the anagrams into sublists in Python
asked
Nov 15, 2025
by
avibootz
python
python-list-anagram
group-anagrams
1
answer
142
views
How to get all the substrings with exactly k distinct characters from a given string in Python
asked
Nov 12, 2025
by
avibootz
python
python-string
python-substring
substrings-with-k-distinct-characters
1
answer
168
views
How to find the K smallest numbers in an unsorted list with Python
asked
Nov 12, 2025
by
avibootz
python
python-find-list
python-find-k-smallest-number-unsorted-list
find-k-smallest-number-unsorted-list
1
answer
175
views
How to find the Kth smallest number in an unsorted list with Python
asked
Nov 12, 2025
by
avibootz
python
python-find-list
python-find-k-smallest-number-unsorted-list
find-k-smallest-number-unsorted-list
2
answers
182
views
How to combine items from three lists of different sizes into one with balanced distribution in Python
asked
Nov 11, 2025
by
avibootz
python
python-combine-lists
1
answer
132
views
How to find a list of numbers up to a limit that is a palindrome in base 10 and base 2 in Python
asked
Nov 11, 2025
by
avibootz
python
python-bouble-base-palindrome
1
answer
138
views
How to find all the numbers that are equal to the sum of the factorials of their digits in Python
asked
Nov 9, 2025
by
avibootz
python
python-numbers
python-factorials
1
answer
157
views
How to find the floor and ceiling of the value N in an unsorted list with Python
asked
Nov 8, 2025
by
avibootz
python
python-list
python-floor
python-ceil
1
answer
122
views
How to write a recursive function to generate all permutations of a string in Python
asked
Nov 5, 2025
by
avibootz
python
python-recursion
1
answer
134
views
How to set specific bits and find the set bits indexes in Python
asked
Nov 3, 2025
by
avibootz
python
python-bits
2
answers
152
views
How to round a number to the nearest power of 2 in Python
asked
Oct 31, 2025
by
avibootz
python
python-round
1
answer
100
views
How to round a number to the previous power of 2 in Python
asked
Oct 30, 2025
by
avibootz
python
python-round
1
answer
112
views
How to round a number to the next power of 2 in Python
asked
Oct 29, 2025
by
avibootz
python
python-round
1
answer
116
views
How to check if a word is all uppercase or lowercase or capitalized in Python
asked
Oct 27, 2025
by
avibootz
python
python-word
1
answer
94
views
How to swap all odd and even bits in Python
asked
Oct 26, 2025
by
avibootz
python
python-bits
1
answer
96
views
How to find the digit previous to a given digit in a number with Python
asked
Oct 21, 2025
by
avibootz
python
python-digits
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