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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.
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Recent questions tagged KOTLIN
39,619
questions
51,490
answers
573
users
Recent questions tagged KOTLIN
1
answer
4
views
How to check if a string is IPv4 or IPv6 or invalid in Kotlin
asked
20 hours
ago
by
avibootz
kotlin
kotlin-check-if-string-is-ipv4-or-ipv6-or-invalid
check-if-string-is-ipv4-or-ipv6-or-invalid
1
answer
10
views
How to print a calendar for a specific month and year in Kotlin
asked
1 day
ago
by
avibootz
kotlin
kotlin-print-calendar-for-specific-month-and-year
print-calendar-for-specific-month-and-year
1
answer
13
views
How to print the calendar for a specific year in Kotlin
asked
3 days
ago
by
avibootz
kotlin
kotlin-print-calendar-for-specific-year
print-calendar-for-specific-year
1
answer
12
views
How to group words by first letter in Kotlin
asked
3 days
ago
by
avibootz
kotlin
kotlin-group-words-by-first-letter
group-words-by-first-letter
1
answer
15
views
How to extract only words with first-letter lowercase from a string in Kotlin
asked
4 days
ago
by
avibootz
kotlin
kotlin-extract-words-with-first-letter-lowercase-from-string
extract-words-with-first-letter-lowercase-from-string
1
answer
17
views
How to find the volume of a capsule in Kotlin
asked
Jan 12
by
avibootz
kotlin
kotlin-find-volume-of-capsule
find-volume-of-capsule
1
answer
23
views
How to implement ternary search to find a value in a sorted list with Kotlin
asked
Jan 12
by
avibootz
kotlin
kotlin-implement-ternary-search-to-find-value-in-sorted-array
implement-ternary-search-to-find-value-in-sorted-array
1
answer
21
views
How to convert a character (flatten) matrix to a single string in Kotlin
asked
Jan 10
by
avibootz
kotlin
kotlin-convert-character-matrix-to-single-string
convert-character-matrix-to-single-string
flatten_char_matrix
1
answer
25
views
How to convert a specific column of a decimal matrix to a string in Kotlin
asked
Jan 9
by
avibootz
kotlin
kotlin-convert-specific-column-decimal-matrix-to-string
convert-specific-column-decimal-matrix-to-string
1
answer
27
views
How to convert a specific row of a decimal matrix to a string in Kotlin
asked
Jan 9
by
avibootz
kotlin
kotlin-convert-specific-row-decimal-matrix-to-string
convert-specific-row-decimal-matrix-to-string
1
answer
22
views
How to hash a set of GUIDs in Kotlin
asked
Jan 7
by
avibootz
kotlin
kotlin-hash-set-of-guids
1
answer
29
views
How to check if a number can be made prime by deleting a single digit in Kotlin
asked
Jan 7
by
avibootz
kotlin
kotlin-number-made-prime-deleting-single-digit
number-made-prime-deleting-single-digit
1
answer
20
views
How to check if each letter in a string maps to the first letter of a word in another string with Kotlin
asked
Jan 6
by
avibootz
kotlin
kotlin-each-letter-string-maps-first-letter-word-another-string
each-letter-string-maps-first-letter-word-another-string
1
answer
19
views
How to check if a string can be constructed by using the letters of another string in Kotlin
asked
Jan 5
by
avibootz
kotlin
kotlin-string-constructed-letters-another-string
string-constructed-letters-another-string
1
answer
17
views
How to product of array except self (arr[i] is equal to the product of all the elements except arr[i]) in Kotlin
asked
Jan 4
by
avibootz
kotlin
kotlin-product-array-except-self-arr_i
product-array-except-self-arr_i
2
answers
31
views
How to convert days into human-readable years, months and days in Kotlin
asked
Jan 1
by
avibootz
kotlin
kotlin-days-to-human-readable-years-months-days
days-to-human-readable-years-months-days
1
answer
31
views
How to convert days into human-readable weeks and days in Kotlin
asked
Dec 31, 2025
by
avibootz
kotlin
kotlin-convert-days-human-readable-weeks-days
convert-days-human-readable-weeks-days
1
answer
25
views
How to clear bits in the given range in Kotlin
asked
Dec 30, 2025
by
avibootz
kotlin
kotlin-clear-bits-given-range
clear-bits-given-range
1
answer
31
views
How to get the square root rounded down to the nearest integer of a positive integer in Kotlin
asked
Dec 29, 2025
by
avibootz
kotlin
kotlin-square-root-rounded-down-to-nearest-integer
square-root-rounded-down-to-nearest-integer
1
answer
23
views
How to get the 4 least significant bits in a byte with Kotlin
asked
Dec 28, 2025
by
avibootz
kotlin
kotlin-get-4-least-significant-bits-byte
get-4-least-significant-bits-byte
2
answers
27
views
How to check whether a user string contains any forbidden words from a list in Kotlin
asked
Dec 27, 2025
by
avibootz
kotlin
kotlin-check-user-string-contains-forbidden-words
check-user-string-contains-forbidden-words
1
answer
21
views
How to find a pair with maximum product from int array in Kotlin
asked
Dec 26, 2025
by
avibootz
kotlin
kotlin-pair-maximum-product-array
pair-maximum-product-array
1
answer
32
views
How to reverse the middle words of a string in Kotlin
asked
Dec 25, 2025
by
avibootz
kotlin
kotlin-reverse-middle-words-string
reverse-middle-words-string
1
answer
31
views
How to delete the middle element from a list in Kotlin
asked
Dec 24, 2025
by
avibootz
kotlin
kotlin-delete-middle-element-list
delete-middle-element-list
1
answer
26
views
How to check if the sum of two halves of a number is equal in Kotlin
asked
Dec 23, 2025
by
avibootz
kotlin
kotlin-sum-two-halves-number-equal
sum-two-halves-number-equal
1
answer
33
views
How to check if two halves of a number are equal in Kotlin
asked
Dec 22, 2025
by
avibootz
kotlin
kotlin-two-halves-number-equal
two-halves-number-equal
1
answer
43
views
How to check if two equal-length strings are at least 50% equal in Kotlin
asked
Dec 21, 2025
by
avibootz
kotlin
kotlin-two-equal-length-strings-at-least-50-percent-equal
two-equal-length-strings-at-least-50-percent-equal
2
answers
48
views
How to check if two strings are isomorphic in Kotlin
asked
Dec 19, 2025
by
avibootz
kotlin
kotlin-check-two-strings-isomorphic
check-two-strings-isomorphic
1
answer
37
views
How to remove text between parentheses in a string using Kotlin
asked
Dec 18, 2025
by
avibootz
kotlin
kotlin-remove-text-between-parentheses-in-string
remove-text-between-parentheses-in-string
1
answer
43
views
How to calculate the area of a triangle using Heron’s formula in Kotlin
asked
Dec 15, 2025
by
avibootz
kotlin
kotlin-area-triangle-herons-formula
area-triangle-herons-formula
1
answer
40
views
How to get the number of the day from the beginning of the year to a given date in Kotlin
asked
Dec 13, 2025
by
avibootz
kotlin
kotlin-number-day-beginning-year
number-day-beginning-year
1
answer
29
views
How to move all special characters to the beginning of a string in Kotlin
asked
Dec 12, 2025
by
avibootz
kotlin
kotlin-move-special-characters-beginning-string
move-special-characters-beginning-string
1
answer
35
views
How to find the missing number in a list containing numbers from 1 to n in O(1) time complexity with Kotlin
asked
Dec 11, 2025
by
avibootz
kotlin
kotlin-missing-number-array-o1-time-complexity
missing-number-array-o1-time-complexity
1
answer
30
views
How to calculate time if we have the distance and speed (kilometers per hour) in Kotlin
asked
Dec 6, 2025
by
avibootz
kotlin
kotlin-calculate-time-distance-speed
calculate-time-distance-speed
1
answer
39
views
How to get the absolute value of a number in Kotlin
asked
Dec 5, 2025
by
avibootz
kotlin
kotlin-absolute-value
absolute-value
1
answer
29
views
How to shift letters in a string x times by giving a slice of shifts in Kotlin
asked
Dec 4, 2025
by
avibootz
kotlin
kotlin-shift-letters-string-array-shifts
shift-letters-string-array-shifts
1
answer
34
views
How to convert a Roman number to an integer in Kotlin
asked
Dec 3, 2025
by
avibootz
kotlin
kotlin-roman-integer
roman-integer
1
answer
43
views
How to format an array of strings in lines with maxWidth without breaking the words in Kotlin
asked
Dec 2, 2025
by
avibootz
kotlin
kotlin-format-array-strings-lines-maxwidth
format-array-strings-lines-maxwidth
1
answer
38
views
How to convert an integer to Roman numerals in Kotlin
asked
Dec 2, 2025
by
avibootz
kotlin
kotlin-integer-roman-numerals
integer-roman-numerals
1
answer
45
views
How to check if the last index of an array is reachable by jumping based on element values from index 0 in Kotlin
asked
Dec 1, 2025
by
avibootz
kotlin
kotlin-last-index-array-jumping-by-elements-value
last-index-array-jumping-by-elements-value
1
answer
29
views
How to merge two sorted lists in Kotlin
asked
Nov 30, 2025
by
avibootz
kotlin
kotlin-merge-two-sorted-lists
merge-two-sorted-lists
1
answer
36
views
How to find two prime numbers that, when concatenated, form another prime number in Kotlin
asked
Nov 28, 2025
by
avibootz
kotlin
kotlin-prime-concatenate
prime-concatenate
1
answer
38
views
How to generate an N-digit integer random number in Kotlin
asked
Nov 27, 2025
by
avibootz
kotlin
kotlin-n-digit-integer-random
n-digit-integer-random
1
answer
43
views
How to select random two digits from anywhere in a number with Kotlin
asked
Nov 26, 2025
by
avibootz
kotlin
kotlin-random-two-anywhere-digits
random-two-anywhere-digits
1
answer
33
views
How to select random two consecutive digits from a number in Kotlin
asked
Nov 26, 2025
by
avibootz
kotlin
kotlin-random-two-consecutive-digits
random-two-consecutive-digits
1
answer
34
views
How to convert a degree to a compass direction in Kotlin
asked
Nov 24, 2025
by
avibootz
kotlin
kotlin-degree-compass-direction
degree-compass-direction
1
answer
41
views
How to inverse N x M matrix in Kotlin
asked
Nov 23, 2025
by
avibootz
kotlin
kotlin-inverse-matrix
inverse-matrix
1
answer
40
views
How to calculate the sum of all Fibonacci numbers between two left and right indices in Kotlin
asked
Nov 23, 2025
by
avibootz
kotlin
kotlin-sum-fibonacci-numbers
sum-fibonacci-numbers
1
answer
42
views
How to initialize a matrix with random characters in Kotlin
asked
Nov 22, 2025
by
avibootz
kotlin
kotlin-matrix-random-characters
matrix-random-characters
1
answer
34
views
How to create an M x N matrix with random numbers in Kotlin
asked
Nov 22, 2025
by
avibootz
kotlin
kotlin-matrix-random-numbers
matrix-random-numbers
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