Examples of bubble sorting and matrix element screening in MATLAB

Problem description ： Input matrix A=[23,45,87,13,5,98,102,46,48,38,69], The matrix A Middle energy quilt 3 The number of integer division is sorted from small to large and output in matrix form .

clc;clear;
A=[23,45,87,13,5,98,102,46,48,38,69];
B=A(rem(A,3)==0);
N=size(B,2);
for i=1:N 
    for j=1:N-i
        if B(j)>B(j+1)
            temp=B(j);
            B(j)=B(j+1);
            B(j+1)=temp;
        end
    end
end
disp(B);