Test | Status | Code Input and Output |
---|---|---|
1 | Pass |
x1=magic(5);
x2=3;
x3=9;
[R1,C1]=RCMatrixIndices(x1,x2,x3);
[fr1,fc1]=find(and(x1>=x2,x1<x3));
assert(and(isequal(R1,fr1),isequal(C1,fc1)))
in =
0
0
3
0
0
0
7
8
0
0
0
12
0
0
0
16
0
0
0
0
0
0
0
24
0
rowidx =
3
2
3
2
1
4
colidx =
1
2
2
3
4
5
|
2 | Pass |
filetext = fileread('RCMatrixIndices.m');
assert(isempty(strfind(filetext, 'find')))
|
3 | Pass |
filetext = fileread('RCMatrixIndices.m');
assert(isempty(strfind(filetext, 'regexp')))
|
4 | Pass |
x1=magic(5);
x2=3;
x3=9;
[R2,C2]=RCMatrixIndices(x2,x1, x3);
[fr1,fc1]=find(and(x1>=x2,x1<x3));
assert(and(isequal(R2,fr1),isequal(C2,fc1)))
in =
0
0
3
0
0
0
7
8
0
0
0
12
0
0
0
16
0
0
0
0
0
0
0
24
0
rowidx =
3
2
3
2
1
4
colidx =
1
2
2
3
4
5
|
5 | Pass |
x1=magic(5);
x2=3;
x3=9;
[R3,C3]=RCMatrixIndices(x1,x3,x2);
[fr1,fc1]=find(and(x1>=x2,x1<x3));
assert(and(isequal(R3,fr1),isequal(C3,fc1)))
in =
0
0
3
0
0
0
7
8
0
0
0
12
0
0
0
16
0
0
0
0
0
0
0
24
0
rowidx =
3
2
3
2
1
4
colidx =
1
2
2
3
4
5
|
6 | Pass |
A=...
[3 3 3 3;...
8 3 3 3;...
8 8 3 3;...
8 8 8 3];
lowlim=3;
uplim=9;
[R4,C4]=RCMatrixIndices(A,uplim,lowlim);
assert(length(A(4*(C4-1)+R4))==16)
in =
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
rowidx =
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
colidx =
1
1
1
1
2
2
2
2
3
3
3
3
4
4
4
4
|
7 | Pass |
A=...
[3 3 3 3;...
8 3 3 3;...
8 8 3 3;...
8 8 8 3];
lowlim=4;
uplim=9;
%extract only 8
[R5,C5]=RCMatrixIndices(A,uplim,lowlim);
assert(all(A(4*(C5-1)+R5)==8))
in =
0
2
3
4
0
0
7
8
0
0
0
12
0
0
0
0
rowidx =
2
3
4
3
4
4
colidx =
1
1
1
2
2
3
|
8 | Pass |
A=...
[3 3 3 3;...
8 3 3 3;...
8 8 3 3;...
8 8 8 3];
lowlim=4;
uplim=7;
[R6,C6]=RCMatrixIndices(A,uplim,lowlim);
assert(and(isempty(R6),isempty(C6)))
in =
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
rowidx =
0×1 empty double column vector
colidx =
0×1 empty double column vector
|
9 | Pass |
A=...
[3 3 3 3;...
8 3 3 3;...
8 8 3 3;...
8 8 8 3];
lowlim=2;
uplim=7;
[R7,C7]=RCMatrixIndices(A,uplim,lowlim);
assert(and(all(A(4*(C7-1)+R7)==3),length(R7==10)))
in =
1
0
0
0
5
6
0
0
9
10
11
0
13
14
15
16
rowidx =
1
1
2
1
2
3
1
2
3
4
colidx =
1
2
2
3
3
3
4
4
4
4
|
10 | Pass |
A=1;
lowlim=1;
uplim=1;
[R8,C8]=RCMatrixIndices(A,uplim,lowlim);
assert(and(isempty(R8),isempty(C8)))
in =
0
rowidx =
0×1 empty double column vector
colidx =
0×1 empty double column vector
|
11 | Pass |
A=1;
lowlim=1;
uplim=2;
[R9,C9]=RCMatrixIndices(A,uplim,lowlim);
assert(and(R9==1,C9==1))
in =
1
rowidx =
1
colidx =
1
|
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