Cody

# Alex P.

Rank
##### 2320
Score
 E-mail Contact Alex P. Personal Profile Physicist, Research in Optics

#### Multiply a column by a row

Created by AMITAVA BISWAS

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#### Flip the main diagonal of a matrix

Created by Bruce Raine

Tags diagonal, magic

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#### Compute a dot product of two vectors x and y

Created by Evgeny

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#### Arrange vector in ascending order

Created by Ismail shaikh

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#### Rotate a Matrix by 90 degrees

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#### Whether the input is vector?

Created by Sangeeta

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#### Who knows the last digit of pi?

Created by Bart

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#### Lose control

Created by AMITAVA BISWAS

Tags string

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#### Back to basics 14 - Keywords

Created by Alan Chalker

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#### Back to basics 12 - Input Arguments

Created by Alan Chalker

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This problem is locked. You need to solve more problems from Cody Challenge group to unlock it.

#### Back to basics 10 - Max Float

Created by Alan Chalker

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#### Number of 1s in the Binary Representation of a Number

Created by @bmtran

Tags base, count, binary

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#### Angle of triangle

Created by AMITAVA BISWAS

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#### Set the array elements whose value is 13 to 0

Created by Aurelien Queffurust

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#### All your base are belong to us

Created by the cyclist

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This problem is locked. You need to solve more problems from Cody Challenge group to unlock it.

This problem is locked. You need to solve more problems from Cody Challenge group to unlock it.

#### Find the nearest integer

Created by Bruce Raine

Tags integer, match

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#### Make a 1 hot vector

Created by @bmtran

Tags plus15

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#### Bit Reversal

Created by @bmtran

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#### Back to basics 23 - Triangular matrix

Created by Alan Chalker

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This problem is locked. You need to solve more problems from Cody Challenge group to unlock it.

#### So many choices

Created by the cyclist

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#### Find the largest value in the 3D matrix

Created by Bruce Raine

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#### Back to basics 20 - singleton dimensions

Created by Alan Chalker

Tags dimensions

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#### Project Euler: Problem 7, Nth prime

Created by Doug Hull

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#### Convert a vector into a number

Created by Doug Hull

Tags ml101

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#### Sorting

Created by Yvan Lengwiler

Tags sorting

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#### Determine Whether an array is empty

Created by Yudong Zhang

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#### Number of 1s in a binary string

Created by Srivardhini

Tags binary, sum

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#### pressure to dB?

Created by AMITAVA BISWAS

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#### Back to basics 7 - Equal NaNs

Created by Alan Chalker

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#### Back to basics 21 - Matrix replicating

Created by Alan Chalker

Tags matrices

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#### Get the length of a given vector

Created by Yudong Zhang

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#### Return the first and last character of a string

Created by @bmtran

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#### Back to basics 9 - Indexed References

Created by Alan Chalker

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#### Back to basics 1 - Saving

Created by Alan Chalker

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#### Project Euler: Problem 10, Sum of Primes

Created by Doug Hull

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#### Project Euler: Problem 6, Natural numbers, squares and sums.

Created by Doug Hull

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#### Back to basics 22 - Rotate a matrix

Created by Alan Chalker

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This problem is locked. You need to solve more problems from Cody Challenge group to unlock it.

This problem is locked. You need to solve more problems from Cody Challenge group to unlock it.

#### First N Perfect Squares

Created by @bmtran

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#### Remove DC

Created by AMITAVA BISWAS

Tags acdc

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#### Increment a number, given its digits

Created by the cyclist

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#### Sum of diagonal of a square matrix

Created by Sunu

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#### Solve the Sudoku Row

Created by @bmtran

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This problem is locked. You need to solve more problems from Cody Challenge group to unlock it.

#### Sum the Digits of a Number

Created by Joseph Kirk

Tags digits, sum

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