SANGWOO CHANG
400 total contributions since 2016
SANGWOO CHANG's Badges
Be the first to solve a problem
Awarded to SANGWOO CHANG on 27 Nov 2016
Create a problem
Awarded to SANGWOO CHANG on 27 Nov 2016
Solve all the problems in CUP Challenge
Awarded to SANGWOO CHANG on 05 Nov 2016
Comment on a problem or solution
Awarded to SANGWOO CHANG on 05 Nov 2016
Like a problem or solution
Awarded to SANGWOO CHANG on 05 Nov 2016
Solve a problem for the first time
Awarded to SANGWOO CHANG on 05 Nov 2016
Solved
Rankine to Celsius Converter
Given input R, rankine, convert into degrees Celsius.
plus de 2 ans ago
Solved
Kinetic Energy
Given mass, m, and kinetic energy, KE, find the velocity of the object.
plus de 2 ans ago
Solved
Given a window, how many subsets of a vector sum positive
Given a vector: [1 0 -1 3 2 -3 1] and a window of 2, A sliding window would find: 1 + 0 = 1 0 - 1 = -1 ...
plus de 2 ans ago
Solved
Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)
For a row vector: V=[7 1 2 -3] there is one sign change (from 2 to -3). So, the function you write must return N=1. F...
plus de 2 ans ago
Solved
Create an n-by-n null matrix and fill with ones certain positions
The positions will be indicated by a z-by-2 matrix. Each row in this z-by-2 matrix will have the row and column in which a 1 has...
plus de 2 ans ago
Solved
Change the sign of even index entries of the reversed vector
change the signs of the even index entries of the reversed vector example 1 vec = [4 -1 -2 9] ans = [9 2 -1 -4] example2...
plus de 2 ans ago
Solved
Reindex a vector
You are given two vectors of equal length. Vector N has numeric values (no Inf or NaN) while vector IDX has integers. Place th...
plus de 2 ans ago
Solved
Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...
plus de 2 ans ago
Solved
Sum the 'edge' values of a matrix
Sum the 'edge' values of an input matrix (the values along the perimeter). Example [1 2 3 4 5 6 7 8 9] Output = ...
plus de 2 ans ago