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Smallest distance between a point and a rectangle
Given two points *x* and *y* placed at opposite corners of a rectangle, find the minimal euclidean distance between another poin...

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Create Combination
Motivation: In many problems, we need to create combinations with the function nchoosek. In some cases, however, choices are lim...

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NCHOOSEK - Time Optimization
*Input* * *V* —— Set of all choices, a vector of N, 1 < N < 100 * *K* —— Number of selected choices, a scalar, 0 <= K <=...

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Persistence will not help you solve this problem.
Create a function without inputs that adds one to the output every time it is called. A different possibility of solving this ha...

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nanoseconds passed today
Calculate the amount of nanoseconds passed in the current day of a certain date string.

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Persistence will help you solve almost any problem.
Create a function without inputs that adds one to the output every time it is called. a = counterfun; disp(a) >> 1 ...

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Probabilities - Balls and urns - 02
The urn contains B blue balls and R red balls. Each trial consists of drawing one random ball from the urn and observing its col...

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Probabilities - Balls and urns - 01
The urn contains B blue balls and R red balls. Each trial consists of drawing one random ball from the urn and observing its col...

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String Logic 17
Examples: 'DIG' --> 'GDI' 'IMPORTANT' --> 'TANTIMPOR' 'DEAL' --> 'EALD' 'LIMB' --> 'IMBL' 'MOSTLY' --> 'YMOSTL'

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Problema

Determine whether the input is an anagram number
In Cody Problem 44293, Mehmet OZC asks us to spell numbers as words. For example, 67 would be “sixty-seven” and 76 would be “sev...

oltre 4 anni fa | 0 | 10 risolutori

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Exhaust all possible logical vectors
Input a length argument and list all possible logical vectors of that length. My solution is of size 29. Can you find an even s...

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Problema

LIst the Euclid numbers
Euclid proved that the number of primes is infinite with the following argument. Suppose the primes form a finite set , , . Comp...

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Find Logic 29

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Find Logic 30

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String Logic 11
Examples: 'SUNDAY' --> 6 'MONDAY' --> 6 'TUESDAY' --> 7 'WEDNESDAY' --> 9 'THURSDAY' --> 8 'FRIDAY' --> 5 'SATURDAY' --...

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String Logic 10
Examples: 'SUNDAY' --> 83 'MONDAY' --> 77 'TUESDAY' --> 84 'WEDNESDAY' --> 87 'THURSDAY' --> 84 'FRIDAY' --> 70 'SATURD...

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Problema

Evaluate the Kelvin functions
The Kelvin functions ber, bei, ker, and kei are related to Bessel functions of order . When the order is not specified, the defa...

oltre 4 anni fa | 1 | 7 risolutori

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String Logic 16
Examples: 'DIG' --> 'DIG' 'KIMBALL' --> 'ALLKIMB' 'DEAL' --> 'EALD' 'LIMB' --> 'IMBL' 'MADE' --> 'ADEM'

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perfect square
Perfect square is amazing, so we have problems like 45183, 34482, 44683, and 44957. But how can we find a large number is a pe...

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factorial
There are really some cody problems related to factorial of n, e.g., 42667, 45184, 46054, and etc. It is interesting to ask why ...

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String Logic 18
Examples: 'DIG' --> 'DG' 'IMPORTANT' --> 'IPRAT' 'DEAL' --> 'DA' 'LIMB' --> 'LM' 'MOSTLY' --> 'MSL'

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String Logic 19
Examples: 'DIG' --> 'I' 'IMPORTANT' --> 'MOTN' 'DEAL' --> 'EL' 'LIMB' --> 'IB' 'MOSTLY' --> 'OTY'

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String Logic 15
Examples: 'CAT' --> 'XZG' 'DOG' --> 'WLT' 'ROSY' --> 'ILHB' 'MOSTLY' --> 'NLHGOB'

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String Logic 14
Examples: 'DIG' --> 'HRN' 'KIMBALL' --> 'VRZDBXX' 'DEAL' --> 'HJBX' 'LIMB' --> 'XRZD' 'MADE' --> 'ZBHJ' 'CHEF' --> 'FPJL'

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String Logic 9
Examples: 'CAT' --> 'C' 'DOG' --> 'G' 'ROSLY' --> 'R' 'PROBLEM' --> 'M' 'TRUST' --> 'T' 'BASIC' --> 'C' 'GIANT' --> 'I'...

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String Logic 8
Example: 'CAT' --> 65 'DOG' --> 68 'ROSY' --> 79 'MATLAB' --> 65 'TRUST' --> 82 'MOSTLY' --> 76

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String Logic 5
Example: 'CAT' --> 'TAC' 'DOG' --> 'GOD' 'MATLAB' --> 'BALTAM' 'ROSY' --> 'YSOR' 'TRUST' --> 'TSURT' 'MOSTLY' --> 'YLTS...

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String Logic 6
Examples: 'CAT' --> 216 'DOG' --> 218 'ROSY' --> 333 'MATLAB' --> 433 'TRUST' --> 418 'MOSTLY' --> 488

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String Logic 13
Examples: 'CAT' --> 'TCA' 'DOG' --> 'OGD' 'ROSY' --> 'YSRO' 'MOSTLY' --> 'YTSOML'

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String Logic 7
Examples: 'CAT' --> 84 'DOG' --> 79 'ROSY' --> 89 'MATLAB' --> 84 'TRUST' --> 85 'MOSTLY' --> 89

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