README.md

Rust Programming Challenges

Programming challenges written in the Rust programming language

Visit https://github.com/jusexton/all-challenges if you're interested in seeing programming challenges completed in other languages.

Completed Programming Challenges

• Code Wars
• r/dailyprogrammer
• LeetCode
• Other

Code Wars

Kata 4

• Pyramid Slide (https://www.codewars.com/kata/551f23362ff852e2ab000037)

Kata 5

• Sum of Pairs (https://www.codewars.com/kata/54d81488b981293527000c8f)
• Are They Same (https://www.codewars.com/kata/550498447451fbbd7600041c)
• Josephus Survivor (https://www.codewars.com/kata/555624b601231dc7a400017a)
• Perimeter of Squares in Rectangles (https://www.codewars.com/kata/559a28007caad2ac4e000083)
• Diamond (https://www.codewars.com/kata/5503013e34137eeeaa001648)
• Fibonacci Product (https://www.codewars.com/kata/5541f58a944b85ce6d00006a)
• Valid Parentheses (https://www.codewars.com/kata/52774a314c2333f0a7000688)
• Alphanumeric (https://www.codewars.com/kata/526dbd6c8c0eb53254000110)
• Lazy Repeater (https://www.codewars.com/kata/51fc3beb41ecc97ee20000c3)

Kata 6

• Add Without Operator (https://www.codewars.com/kata/5a9c35e9ba1bb5c54a0001ac)
• Frequency Sort (https://www.codewars.com/kata/5a8d2bf60025e9163c0000bc)
• Dead Fish Parse (https://www.codewars.com/kata/51e0007c1f9378fa810002a9)
• Pascal Case (https://www.codewars.com/kata/587731fda577b3d1b0001196)
• New Cashier Does Not Know Space or Shift (https://www.codewars.com/kata/5d23d89906f92a00267bb83d)
• Multiplication Table (https://www.codewars.com/kata/534d2f5b5371ecf8d2000a08)
• Nearest Prime (https://www.codewars.com/kata/5a946d9fba1bb5135100007c)
• NATO (https://www.codewars.com/kata/586538146b56991861000293)
• EsoLang: MiniBitMove (https://www.codewars.com/kata/587c0138110b20624e000253)
• Ease the Stock Market (https://www.codewars.com/kata/54de3257f565801d96001200)
• Binaries (https://www.codewars.com/kata/5d98b6b38b0f6c001a461198)
• Max Stock Profit (https://www.codewars.com/kata/597ef546ee48603f7a000057)
• Buying a Car (https://www.codewars.com/kata/554a44516729e4d80b000012)
• Spinning Words (https://www.codewars.com/kata/5264d2b162488dc400000001)
• Camel Case (https://www.codewars.com/kata/517abf86da9663f1d2000003)
• Count Characters (https://www.codewars.com/kata/52efefcbcdf57161d4000091)
• Position Average (https://www.codewars.com/kata/59f4a0acbee84576800000af)
• Parse Bank Account Number (https://www.codewars.com/kata/597eeb0136f4ae84f9000001)
• Sum Digits Raised to Consecutive Powers (https://www.codewars.com/kata/5626b561280a42ecc50000d1)

Kata 7

• Recursion 101 (https://www.codewars.com/kata/5b752a42b11814b09c00005d)
• Build Square (https://www.codewars.com/kata/59a96d71dbe3b06c0200009c)
• Sort Numbers (https://www.codewars.com/kata/5174a4c0f2769dd8b1000003)
• Automorphic (https://www.codewars.com/kata/5a58d889880385c2f40000aa)
• Coin Combinations (https://www.codewars.com/kata/564d0490e96393fc5c000029)
• Nth Power (https://www.codewars.com/kata/57d814e4950d8489720008db)
• Valid Spacing (https://www.codewars.com/kata/5f77d62851f6bc0033616bd8)
• Doubleton (https://www.codewars.com/kata/604287495a72ae00131685c7)
• Duplicate Words (https://www.codewars.com/kata/5b39e3772ae7545f650000fc)
• GPS (https://www.codewars.com/kata/56484848ba95170a8000004d)
• All Inclusive (https://www.codewars.com/kata/5700c9acc1555755be00027e)
• Cats and Shelves (https://www.codewars.com/kata/62c93765cef6f10030dfa92b)
• People on the Bus (https://www.codewars.com/kata/5648b12ce68d9daa6b000099)

Kata 8

• The Feast of Many Beasts (https://www.codewars.com/kata/5aa736a455f906981800360d)
• First Non-Consecutive (https://www.codewars.com/kata/58f8a3a27a5c28d92e000144)
• Repeating String (https://www.codewars.com/kata/57a0e5c372292dd76d000d7e)
• Remove Whitespace (https://www.codewars.com/kata/57eae20f5500ad98e50002c5)
• Multiplication Table (https://www.codewars.com/kata/5a2fd38b55519ed98f0000ce)
• Alternating Case (https://www.codewars.com/kata/56efc695740d30f963000557)
• Summation (https://www.codewars.com/kata/55d24f55d7dd296eb9000030)

r/dailyprogrammer

Easy

• Letter Value Sum (https://www.reddit.com/r/dailyprogrammer/comments/onfehl/20210719_challenge_399_easy_letter_value_sum/)

LeetCode

Easy

• Fibonacci (https://leetcode.com/problems/fibonacci-number)
• Perfect Square (https://leetcode.com/problems/valid-perfect-square/)
• Third Maximum Number (https://leetcode.com/problems/third-maximum-number/)
• Hamming Distance (https://leetcode.com/problems/hamming-distance)
• Build an Array with Stack Operations (https://leetcode.com/problems/build-an-array-with-stack-operations/)
• Second Largest Digit (https://leetcode.com/problems/second-largest-digit-in-a-string)
• Counting Sheep (https://www.codewars.com/kata/54edbc7200b811e956000556)
• Robot Returns to Origin (https://leetcode.com/problems/robot-return-to-origin)
• Consistent Strings (https://leetcode.com/problems/count-the-number-of-consistent-strings)
• Two Sum (https://leetcode.com/problems/two-sum/)
• Merge Two Sorted Lists (https://leetcode.com/problems/merge-two-sorted-lists/)
• Best Time to Buy and Sell Stock (https://leetcode.com/problems/best-time-to-buy-and-sell-stock)
• Plus One (https://leetcode.com/problems/plus-one/)
• Climbing Stairs (https://leetcode.com/problems/climbing-stairs/)
• Largest Odd Number (https://leetcode.com/problems/largest-odd-number-in-string/)
• Number of Different Integers (https://leetcode.com/problems/number-of-different-integers-in-a-string)
• Largest Substring Between Two Equal Characters (https://leetcode.com/problems/largest-substring-between-two-equal-characters)
• Alike Halves (https://leetcode.com/problems/determine-if-string-halves-are-alike)
• Unique Number of Occurrences (https://leetcode.com/problems/unique-number-of-occurrences)
• Minimum Common Value (https://leetcode.com/problems/minimum-common-value)
• Sort by Number of Bits (https://leetcode.com/problems/sort-integers-by-the-number-of-1-bits)
• Make the String Great (https://leetcode.com/problems/make-the-string-great/)
• Excel Column Number (https://leetcode.com/problems/excel-sheet-column-number/)
• Intersection of Two Arrays (https://leetcode.com/problems/intersection-of-two-arrays-ii)
• X of a kind in a deck of cards (https://leetcode.com/problems/x-of-a-kind-in-a-deck-of-cards/)
• Remove From Sorted Array (https://leetcode.com/problems/remove-duplicates-from-sorted-array/)
• Sort the People (https://leetcode.com/problems/sort-the-people)
• Max Repeating Substring (https://leetcode.com/problems/maximum-repeating-substring/)
• Sort by Increasing Frequency (https://leetcode.com/problems/sort-array-by-increasing-frequency)
• Maximum Odd Binary Number (https://leetcode.com/problems/maximum-odd-binary-number)
• Maximum Count of Positive or Negative Integer (https://leetcode.com/problems/maximum-count-of-positive-integer-and-negative-integer)
• Alternating Digit Sum (https://leetcode.com/problems/alternating-digit-sum/)
• Separate Digits (https://leetcode.com/problems/separate-the-digits-in-an-array)
• Shift Grid (https://leetcode.com/problems/shift-2d-grid)
• Subtract Digit Product From Digit Sum (https://leetcode.com/problems/subtract-the-product-and-sum-of-digits-of-an-integer/)
• Number of Senior Citizens (https://leetcode.com/problems/number-of-senior-citizens)
• Kth Distinct String (https://leetcode.com/problems/kth-distinct-string-in-an-array)
• Kth Largest in Stream (https://leetcode.com/problems/kth-largest-element-in-a-stream)
• Length of Last Word (https://leetcode.com/problems/length-of-last-word)
• Isomorphic Strings (https://leetcode.com/problems/isomorphic-strings)
• Minimum Bit Flips (https://leetcode.com/problems/minimum-bit-flips-to-convert-number)
• Replace All Digits With Characters (https://leetcode.com/problems/replace-all-digits-with-characters)
• Sorting the Sentence (https://leetcode.com/problems/sorting-the-sentence/)
• Positions of Large Groups (https://leetcode.com/problems/positions-of-large-groups)
• Backspace Compare (https://leetcode.com/problems/backspace-string-compare/)
• Uncommon Words from Two Sentences (https://leetcode.com/problems/uncommon-words-from-two-sentences)
• Rank Transform Array (https://leetcode.com/problems/rank-transform-of-an-array)
• Minimum String Length After Removing Substrings (https://leetcode.com/problems/minimum-string-length-after-removing-substrings)
• Make Fancy String (https://leetcode.com/problems/delete-characters-to-make-fancy-string)
• Common Characters (https://leetcode.com/problems/find-common-characters)

Medium

• The Largest Number (https://leetcode.com/problems/largest-number/)
• Authentication Manager (https://leetcode.com/problems/design-authentication-manager/)
• Best Time to Buy and Sell Stock (https://leetcode.com/problems/best-time-to-buy-and-sell-stock-ii)
• Longest Substring Without Repeating Characters (https://leetcode.com/problems/longest-substring-without-repeating-characters/)
• Kth Largest Element (https://leetcode.com/problems/kth-largest-element-in-an-array/)
• Rearrange Elements by Sign (https://leetcode.com/problems/rearrange-array-elements-by-sign/)
• Lonely Numbers (https://leetcode.com/problems/find-all-lonely-numbers-in-the-array/)
• Design Bitset (https://leetcode.com/problems/design-bitset)
• Minimum Rounds (https://leetcode.com/problems/minimum-rounds-to-complete-all-tasks)
• Minimum Steps to Anagram (https://leetcode.com/problems/minimum-number-of-steps-to-make-two-strings-anagram)
• Zero or One Losses (https://leetcode.com/problems/find-players-with-zero-or-one-losses)
• Randomized Set (https://leetcode.com/problems/insert-delete-getrandom-o1)
• Remove Occurrences (https://leetcode.com/problems/remove-all-occurrences-of-a-substring)
• Divide Array Into Arrays With Max Difference (https://leetcode.com/problems/divide-array-into-arrays-with-max-difference)
• Remove Minimum to Make Valid Parentheses (https://leetcode.com/problems/minimum-remove-to-make-valid-parentheses)
• Sum Root to Leaf (https://leetcode.com/problems/sum-root-to-leaf-numbers)
• Repeated DNA Sequence (https://leetcode.com/problems/repeated-dna-sequences/)
• Rotate Array (https://leetcode.com/problems/rotate-array/)
• Sort Colors (https://leetcode.com/problems/sort-colors)
• Rotate Digits (https://leetcode.com/problems/rotated-digits)
• Sort Jumbled Numbers (https://leetcode.com/problems/sort-the-jumbled-numbers)
• Custom Sort String (https://leetcode.com/problems/custom-sort-string)
• Product of Array Except Self (https://leetcode.com/problems/product-of-array-except-self)
• Minimum Number of Operations to Make Array Empty (https://leetcode.com/problems/minimum-number-of-operations-to-make-array-empty)
• Next Beautiful Number (https://leetcode.com/problems/next-greater-numerically-balanced-number)
• Valid Parenthesis (https://leetcode.com/problems/valid-parenthesis-string)
• XOR Queries of Sub Array (https://leetcode.com/problems/xor-queries-of-a-subarray)
• Minimum Time Difference (https://leetcode.com/problems/minimum-time-difference)
• Maximum Product (https://leetcode.com/problems/maximum-product-after-k-increments)
• Custom Stack (https://leetcode.com/problems/design-a-stack-with-increment-operation)
• Boats to Save People (https://leetcode.com/problems/boats-to-save-people)
• Minimum Number of Swaps to Balance String (https://leetcode.com/problems/minimum-number-of-swaps-to-make-the-string-balanced)
• Gas Stations (https://leetcode.com/problems/gas-station/)
• Separate Black and White Balls (https://leetcode.com/problems/separate-black-and-white-balls)
• Maximum Sum of Hourglass (https://leetcode.com/problems/maximum-sum-of-an-hourglass/)
• String Compression (https://leetcode.com/problems/string-compression-iii)
• Find If Array Can Be Sorted (https://leetcode.com/problems/find-if-array-can-be-sorted)
• Maximum XOR Query (https://leetcode.com/problems/maximum-xor-for-each-query)

Hard

• Kth Smallest Pair Distance (https://leetcode.com/problems/find-k-th-smallest-pair-distance)

Other

• Readability (https://cs50.harvard.edu/x/2021/psets/2/readability/)