Community Profile # Yudong Zhang

### Nanjing Normal University

Active since 2012

http://computer.njnu.edu.cn/profile.ashx?staffID=102
Professional Interests: Data Mining

#### Statistics

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Solved

Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

9 years ago

Problem

Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

9 years ago | 4 | 679 solvers

Solved

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

9 years ago

Problem

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

9 years ago | 19 | 4852 solvers

Solved

Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

9 years ago

Problem

Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

9 years ago | 6 | 578 solvers

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

9 years ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

9 years ago