Cody

# Problem 42856. Block average

Solution 894741

Submitted on 24 May 2016
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### Test Suite

Test Status Code Input and Output
1   Fail
A = [2 0 1 3 5 7]; subsz = [1 2]; B = [1 2 6]; assert(norm(B-blkavg(A,subsz)) < 1e-10)

Error using VisibleTest1 (line 4) Too many input arguments.

2   Fail
A = [1 2 3 4 5 6 7 8 9].'; subsz = [3,1]; B = [2 5 8].'; assert(norm(B-blkavg(A,subsz)) < 1e-10)

Error using VisibleTest2 (line 4) Too many input arguments.

3   Fail
A = [1 1 1 2 2 2 1 1 1 2 2 2 3 3 3 4 4 4 3 3 3 4 4 4]; subsz = [2 3]; B = [1 2 3 4]; assert(norm(B-blkavg(A,subsz)) < 1e-10)

Error using VisibleTest3 (line 8) Too many input arguments.

4   Fail
A = rand(100,300); subsz = size(A); B = mean(A(:)); assert(norm(B-blkavg(A,subsz)) < 1e-10)

Error using VisibleTest4 (line 4) Too many input arguments.

5   Fail
subsz = [4,6]; B = 10*rand(10,20); A = repelem(B,subsz(1),subsz(2)); assert(norm(B-blkavg(A,subsz)) < 1e-10)

Error using VisibleTest5 (line 4) Too many input arguments.