Ruihu Zhu

Ruihu Zhu submitted Solution 2703366 to Problem 45498. Trace the path of a harmful chemical in an ecological network

on 17 Jul 2020

Ruihu Zhu submitted Solution 2690828 to Problem 45432. Pitting corrosion on a metal plate: Find the largest pit

on 14 Jul 2020

Ruihu Zhu submitted Solution 2689598 to Problem 45431. Pitting corrosion on a metal plate: Count the number of pits

on 14 Jul 2020

Ruihu Zhu submitted Solution 2679428 to Problem 45415. Find an optimal placement of coolers on a grid

on 11 Jul 2020

Ruihu Zhu submitted Solution 2674010 to Problem 45402. Find an overlap in the cleaning schedule of two tank reactors

on 10 Jul 2020

Ruihu Zhu submitted Solution 2669888 to Problem 45397. Assess the scatter of wind turbines in a field

on 9 Jul 2020

Ruihu Zhu submitted Solution 2669681 to Problem 45396. Design a tubesheet for shell-and-tube heat exchangers

on 9 Jul 2020

Ruihu Zhu submitted Solution 2666345 to Problem 45395. Create a matrix map of increasing safety levels

on 8 Jul 2020

Ruihu Zhu submitted Solution 2662730 to Problem 45394. Count the number of folds needed to pack a large sheet

on 7 Jul 2020

Ruihu Zhu submitted Solution 2662565 to Problem 751. Implement simple rotation cypher

on 7 Jul 2020

Ruihu Zhu submitted Solution 2662499 to Problem 731. Given a window, how many subsets of a vector sum positive

on 7 Jul 2020

Ruihu Zhu submitted Solution 2662388 to Problem 659. How long is the longest prime diagonal?

on 7 Jul 2020

Ruihu Zhu submitted Solution 2661680 to Problem 660. Find a subset that divides the vector into equal halves

on 7 Jul 2020

Ruihu Zhu submitted Solution 2650646 to Problem 658. Find the biggest empty box

on 4 Jul 2020

Ruihu Zhu submitted Solution 2648240 to Problem 661. Spot the outlier

on 3 Jul 2020

Ruihu Zhu submitted Solution 2648021 to Problem 722. Make a run-length companion vector

on 3 Jul 2020

Ruihu Zhu submitted Solution 2646320 to Problem 729. Flag largest magnitude swings as they occur

on 3 Jul 2020

Ruihu Zhu submitted Solution 2646251 to Problem 730. How many trades represent all the profit?

on 3 Jul 2020

Ruihu Zhu submitted Solution 2622832 to Problem 73. Replace NaNs with the number that appears to its left in the row.

on 28 Jun 2020

Ruihu Zhu submitted Solution 2622715 to Problem 74. Balanced number

on 28 Jun 2020

Ruihu Zhu submitted Solution 2622592 to Problem 75. Find the palindrome

on 28 Jun 2020

Ruihu Zhu submitted Solution 2619397 to Problem 76. De-dupe

on 27 Jun 2020

Ruihu Zhu submitted Solution 2619376 to Problem 77. Clean the List of Names

on 27 Jun 2020

Ruihu Zhu submitted Solution 2615293 to Problem 78. Implement a ROT13 cipher

on 26 Jun 2020

Ruihu Zhu submitted Solution 2604598 to Problem 79. DNA N-Gram Distribution

on 24 Jun 2020

Ruihu Zhu submitted Solution 2604358 to Problem 80. Test for balanced parentheses

on 24 Jun 2020

Ruihu Zhu submitted Solution 2604250 to Problem 81. Mandelbrot Numbers

on 24 Jun 2020

Ruihu Zhu submitted Solution 2600341 to Problem 82. Remove the small words from a list of words.

on 23 Jun 2020

Ruihu Zhu submitted Solution 2600218 to Problem 83. Prime factor digits

on 23 Jun 2020

Ruihu Zhu submitted Solution 2599678 to Problem 84. Longest Divisor Run

on 23 Jun 2020

Ruihu Zhu submitted Solution 2599531 to Problem 85. Remove the polynomials that have positive real elements of their roots.

on 23 Jun 2020

Ruihu Zhu submitted Solution 2594941 to Problem 86. Renaming a field in a structure array

on 22 Jun 2020

Ruihu Zhu submitted Solution 2594668 to Problem 87. Indexed Probability Table

on 22 Jun 2020

Ruihu Zhu submitted Solution 2594617 to Problem 88. It dseon't mettar waht oedrr the lrettes in a wrod are.

on 22 Jun 2020

Ruihu Zhu submitted Solution 2582581 to Problem 89. Counting in Finnish

on 19 Jun 2020

Ruihu Zhu submitted Solution 2581600 to Problem 90. Connect Four Win Checker

on 19 Jun 2020

Ruihu Zhu submitted Solution 2576217 to Problem 91. Get the area codes from a list of phone numbers

on 18 Jun 2020

Ruihu Zhu submitted Solution 2576193 to Problem 92. Find state names that start with the letter N

on 18 Jun 2020

Ruihu Zhu submitted Solution 2568006 to Problem 93. Calculate the Levenshtein distance between two strings

on 16 Jun 2020

Ruihu Zhu submitted Solution 2567376 to Problem 94. Target sorting

on 16 Jun 2020

Ruihu Zhu submitted Solution 2566857 to Problem 95. Given two arrays, find the maximum overlap

on 16 Jun 2020

Ruihu Zhu submitted Solution 2546466 to Problem 96. Knight's Tour Checker

on 14 Jun 2020

Ruihu Zhu submitted Solution 2525835 to Problem 50. QWERTY coordinates

on 12 Jun 2020

Ruihu Zhu submitted Solution 2525724 to Problem 51. Find the two most distant points

on 12 Jun 2020

Ruihu Zhu submitted Solution 2518025 to Problem 52. What is the next step in Conway's Life?

on 11 Jun 2020

Ruihu Zhu submitted Solution 2516384 to Problem 53. Duplicates

on 11 Jun 2020

Ruihu Zhu submitted Solution 2510771 to Problem 54. Maximum running product for a string of numbers

on 10 Jun 2020

Ruihu Zhu submitted Solution 2508929 to Problem 55. Counting Sequence

on 10 Jun 2020

Ruihu Zhu submitted Solution 2496089 to Problem 56. Scrabble Scores

on 8 Jun 2020

Ruihu Zhu submitted Solution 2494295 to Problem 57. Summing Digits within Text

on 8 Jun 2020