photo

郑圆欣


Last seen: Today Active since 2025

Followers: 0   Following: 0

Statistics

Cody

0 Problems
159 Solutions

RANK
N/A
of 300,771

REPUTATION
N/A

CONTRIBUTIONS
0 Questions
0 Answers

ANSWER ACCEPTANCE
0.00%

VOTES RECEIVED
0

RANK
 of 21,084

REPUTATION
N/A

AVERAGE RATING
0.00

CONTRIBUTIONS
0 Files

DOWNLOADS
0

ALL TIME DOWNLOADS
0

RANK
1,389
of 170,969

CONTRIBUTIONS
0 Problems
159 Solutions

SCORE
1,875

NUMBER OF BADGES
6

CONTRIBUTIONS
0 Posts

CONTRIBUTIONS
0 Public Channels

AVERAGE RATING

CONTRIBUTIONS
0 Discussions

AVERAGE NO. OF LIKES

  • CUP Challenge Master
  • Community Group Solver
  • Solver

View badges

Feeds

View by

Solved


Self-similarity 1 - Every other term
Self-similar integer sequences are certain sequences that can be reproduced by extracting a portion of the existing sequence. Se...

21 hours ago

Solved


Sum of series VIII

22 hours ago

Solved


Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

22 hours ago

Solved


Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

8 days ago

Solved


Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

8 days ago

Solved


Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

8 days ago

Solved


Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

8 days ago

Solved


Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

8 days ago

Solved


Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

8 days ago

Solved


Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

8 days ago

Solved


Find the jerk
No, it's not the author of this problem... Jerk is the rate of change in acceleration over time of an object. So, if given t...

8 days ago

Solved


Energy of an object
Calculate the total mechanical energy of an object. Total Energy= Potential energy + Kinetic energy P.E.=m*g*h K.E.=1/2...

8 days ago

Solved


Find Logic 27

8 days ago

Solved


Find Logic 26

8 days ago

Solved


Find Logic 23

8 days ago

Solved


Find Logic 22

8 days ago

Solved


The MATLAB Treasure Hunt – Decode the First Clue Hidden in a Jumbled Sequence of Numbers
You discover an ancient parchment inside the college archives. It contains a jumbled sequence of numbers that seems meaningless ...

15 days ago

Solved


Find the Nth Root of a Given Number
Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239

15 days ago

Solved


Form a square matrix from four square sub-matrices
Create a square matrix, y, from 4 square sub-matrices that will be constructed (x1, x2, x3, x4): y = [x1 x2; x3 x4]; ...

15 days ago

Solved


Draw a '7' in a zero matrix!

15 days ago

Solved


Stress-Strain Properties - 1
This is the first in a series of problems regarding mechanics of materials, in particular, material properties drawn from stress...

15 days ago

Solved


Find Logic 3

15 days ago

Solved


Find Logic 4

15 days ago

Solved


Find Logic 8

15 days ago

Solved


Find Logic 10

15 days ago

Solved


Find Logic 15

15 days ago

Solved


Find Logic 18

15 days ago

Solved


Find Logic 19

15 days ago

Solved


No Fives Permitted
Create a function that gives users an custom error message if the matrix A contains a five. The error message should say "No Fiv...

22 days ago

Solved


A Fiveless Factorial
Given a positive integer x, compute its factorial y, but exclude any muliplication by five if applicable.

22 days ago

Load more