Good substrings [23]

Shuffle pairs [35]

Power string [17]

Meeting point [20]

String alike [28]

Convert time [28]

Format date [21]

Format phone number [23]

Longest parenthesis [43]

Magic expression [31]

Peak positions [21]

Last visitor [26]

Array form compute [18]

Array formation [33]

Zero friend [16]

Champion team [33]

Balance string [31]

Max score [26]

Broken keyboard [19]

Reverse prefix [19]

Duplicate removals [30]

Ascending numbers [23]

Max diff [45]

Peak point [22]

Highest row [28]

Max distance [18]

Smaller than current [18]

Odd matrix [28]

Equal group [30]

Final score [34]

Common characters [24]

Find winner [34]

Range sum [16]

Nearest valid point [25]

Straight line [42]

Duplicate zeros [14]

Binary date [14]

Odd letters [19]

Last word [14]

Buddy strings [39]

Clear digits [18]

Title capital [19]

Counter integers [23]

Nice string [36]

Replace all ? [22]

Good string [31]

Missing integers [18]

Mad [20]

Day of the year [28]

Decompressed list [18]

Consecutive ones [24]

Final price [20]

2d array [31]

Total xor [25]

Increment decrement [15]

Tax amount [27]

String format [22]

Rank array [24]

Distinct average [19]

Backspace compare [21]

Maximum count [18]

Sum difference [18]

Word count [16]

Minimum common [26]

Group position [16]

Reverse equals [32]

Acronyms [16]

Friendly strings [33]

Circular [19]

Subsequence [23]

Find words [18]

Find third [16]

Equal strings [27]

Sort column [23]

Broken keys [17]

Reverse letters [18]

Minimum time [22]

Balls and boxes [16]

Upper lower [13]

Group digit sum [22]

Arrays intersection [26]

Sort odd even [22]

Min gap [22]

Min diff [20]

Count common [22]

Decode xor [18]

Check order [18]

Find anagrams [25]

Odd sum [16]

Last element [20]

Binary prefix [18]

Alien dictionary [29]

Arrange binary [22]

Maximum average [24]

3-digits even [46]

Delete and earn [36]

Ones and zeroes [27]

Step by step [19]

Largest number * [34]

Hamming distance * [19]

Beautiful arrangement [53]

Nested array [27]

Replace words [15]

Word search [66]

Maximal square [44]

Right interval [23]

Contiguous array [30]

Semi-ordered permutation [25]

String compression [45]

Matchstick square [35]

Word break [26]

Jump game [42]

Consecutive sequence [30]

Next permutation [31]

Similar dominoes [27]

Boomerang [27]

Twice largest [20]

Zuma game [72]

Middle index [22]

Poker hand rankings [103]

Double exist [19]

Luhn’s algorithm [25]

Third maximum [28]

Jumbled letters [42]

Closest palindrome [21]

Contiguous block [61]

Strong password [46]

Valid number [20]

Self spammer [10]

Order game [31]

No connection [30]

Making change [36]

Lucky integer [26]

Relative sort [23]

Unique number [19]

Digit count value [19]

Good integer [21]

Changing keys [19]

Check color [12]

Knight’s move [47]

Twice appearance [19]

Count asterisks [15]

Sort letters [14]

Split string [16]

Sort string [13]

Reverse word [18]

Count common [19]

Strong pair [53]

Complete day [23]

Maximum frequency [23]

Broken keys [18]

Replace digits [19]

Goat Latin [25]

Bus route [31]

Percentage of character [15]

B after A [14]

Defang IP address [11]

String score [14]

Maximum ones [28]

Sort by 1 bits [25]

Special positions [40]

Equalize array [29]

Bitwise or [13]

Distribute elements [20]

Magic numbers [14]

Number game [15]

Product sign [22]

Line counts [38]

Uncommon words [16]

X matrix [38]

33% appearance [25]

Completing word [30]

Greatest English letter [21]

Target array [29]

Target index [23]

Merge items [22]

Max positive negative [21]

Count equal divisible [27]

Element digit sum [20]

Multiply by 2 [17]

Unique occurrences [25]

Dictionary rank [30]

Banking day offset [88]

Line parser [31]

Count even digits number [14]

Sum of values [24]

Smaller than current [25]

Reduced row echelon [80]

Maximum pairs [30]

Merge strings [20]

Odd character [13]

Most frequent word [31]

Three power [37]

Reverse vowels [31]

Split strings [23]

Weakest row [40]

Special numbers [22]

Unique sum zero [35]

Concatenation Value [22]

Lucky numbers [65]

Smallest index [18]

Alphanumeric string value [15]

Equal pairs [18]

DI string match [44]

Shortest distance [26]

Submatrix sum [34]

Secret Santa [34]

Most frequent letter pair [21]

6 out of 49 [20]

Sort language [47]

Sort language [15]

Largest of three [37]

Count smaller [23]

Group hero [30]

Reverse pairs [26]

Floor sum [27]

Missing members [23]

Flip matrix [30]

Arithmetic triplets [37]

Prime order [62]

Acronym [17]

Build array [21]

Same string [12]

Consistent strings [19]

Running sum [15]

Persistence sort [34]

Seize the day [40]

Maximise greatness [60]

Exact change [42]

Array loops [33]

Remove one [40]

Duplicate zeroes [16]

Common characters [28]

Unequal triplets [35]

Similar words [25]

Frequency sort [28]

Min max [11]

Senior citizens [10]

Separate digits * [9]

Count words * [16]

Lexicographically ordered [18]

Two out of three [23]

Unique sum [16]

Empty array [29]

Friday 13th [18]

Roman maths [46]

Shuffle strings [17]

Zero array [27]

Max words [30]

Left right sum diff [23]

Special notes [23]

Additive number [39]

Count primes [31]

Box coins [41]

Matching members [24]

Last member [24]

Good strings [26]

Arithmetic subsequences [50]

Common characters [15]

Squareful [37]

Sorted squares [10]

Travel expenditure [42]

Maximum product [36]

Matrix sum [46]

Sorted matrix [15]

Max number [29]

Registration number [27]

Word stickers [63]

Odd one out [17]

Number placement [18]

Rank score [26]

Collect points [56]

Fun sort [17]

Shortest route [78]

Jumping letters [17]

Sequential substrings [34]

Toeplitz matrix [51]

Split same average [47]

Kill and win [45]

Number collision [31]

A 3-letter alphabet [19]

Merging emails [52]

Minimum index sum [31]

Duplicate and missing [26]

Linear words [15]

The H-index for citations [16]

Measuring the gaps [27]

Array pairings [11]

Third highest value [31]

Maximum xor [36]

Uphill or downhill? [21]

Reshape matrix [38]

Special quads [43]

Copy folders [26]

Three odd things [8]

Find the valleys [31]

Missing numbers [13]

Piles of pennies [21]

Arithmetic slices [37]

Seven segment 200 [32]

Good pairs [16]

Good triplets [23]

Max gap [24]

Prime count [23]

Move zero * [20]

Wiggle sort * [35]

Pattern 132 [17]

Range list [24]

Special integers [38]

Most frequent even [18]

Digital clock [18]

Frequency equalizer [40]

Binary string [9]

Odd string [19]

Binary flip [11]

Equal Distribution [29]

Twice largest [15]

Cute List [26]

Capital detection [8]

Decoded List [36]

Greater character [17]

Array degree [28]

Divisible Pairs [19]

Total Zero [19]

Days together [32]

Magical triplets [46]

Zip list [14]

Unicode makeover [21]

Mac address [9]

Mask code [15]

Sequence number [13]

Split array [21]

Unique array [40]

Date difference [42]

Max index [19]

Common path [30]

Sentence order [24]

Hot day [21]

First unique character * [17]

Trim list * [10]

Ordinal number spelling * [49]

Unicode sparkline * [30]

Quater-imaginary base [64]

Business date [47]

Damm algorithm [22]

Palindromic prime cyclops [12]

Permuted multiples [14]

Reversible numbers [10]

Last Sunday [22]

Perfect totient numbers [34]

Disarium numbers [22]

Permutation ranking [66]

Esthetic number [18]

Sylvester’s sequence [17]

Prime partition [50]

Five-number summary [38]

Abundant number [15]

First-class function * [25]

Primorial numbers [20]

Kronecker product [57]

Brilliant numbers [16]

Achilles numbers [29]

Perrin prime [18]

Home prime [15]

Circular prime [31]

Gamma function [35]

Hexadecimal words [40]

K-directory diff [32]

Scalable vector graphics [28]

Line of best fit [51]

Prime palindrome [14]

Happy numbers [33]

Sum bitwise operator [20]

Summations [23]

ISBN-13 [13]

Wheatstone-Playfair [77]

Abecedarian words [26]

Pangrams [48]

Four is magic [18]

Equilibrium index [35]

Farey sequence * [21]

Möbius number * [20]

Additive primes [10]

First series Cuban primes [13]

Pythagorean means [19]

Brazilian number [26]

Pernicious numbers [15]

Weird number [28]

Fortunate numbers [31]

Pisano period [34]

Missing permutation [12]

Padovan primes [14]

Left factorials [10]

Factorions [21]

Triangle sum path [39]

Rectangle area [36]

Binary tree depth [27]

Rob the house [22]

Fibonacci words [20]

Square-free integer [23]

Fibonacci digit sum [19]

Largest square [36]

Eban numbers [39]

Cardano triplets [27]

Truncatable prime [31]

Pentagon numbers [25]

10001st prime number [23]

Curious fraction tree [29]

Dot product [21]

Palindromic tree [25]

Semiprime [27]

Ulam sequence [27]

Calculator [7]

Stealthy number [20]

Divisor last digit [25]

Sleep sort [14]

Number divisors [25]

Like numbers [28]

Add binary [20]

Multiplication table [17]

JortSort [16]

Long primes [54]

Workdays [19]

Split number [34]

Long year * [13]

Lychrel number * [27]

Two friendly * [23]

Fibonacci sequence * [34]

Middle 3-digits [18]

Validate SEDOL [30]

Pandigital numbers [13]

Distinct terms count [40]

Integer square root [19]

Smith numbers [46]

Mirror dates * [17]

Hash join * [63]

Consecutive arrays [21]

Find pairs [28]

Odd number [12]

Binary search tree [49]

Root distance * [22]

Add linked lists [23]

Maximum sub-matrix * [61]

Minimum platforms [18]

Disjoint sets * [22]

Conflict intervals * [27]

Count numbers * [13]

Minesweeper game * [43]

Pythagorean triples [17]

Binary tree diameter * [45]

Happy women’s day * [7]

Tug of war [38]