Cody

Problem 42631. Cumulative minimum of an array

Solution 1505972

Submitted on 26 Apr 2018
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Test Suite

Test Status Code Input and Output
1   Pass
filetext = fileread('cumin.m'); assert(isempty(strfind(filetext,'cummin'))) assert(isempty(strfind(filetext,'cummax'))) assert(isempty(strfind(filetext,'feval')))
2   Pass
x = randi(100); assert(isequal(cumin(x),cummin(x))) assert(isequal(cumin(x,1),cummin(x,1))) assert(isequal(cumin(x,2),cummin(x,2))) assert(isequal(cumin(x,1,'reverse'),cummin(x,1,'reverse'))) assert(isequal(cumin(x,2,'reverse'),cummin(x,2,'reverse'))) assert(isequal(cumin(x,'reverse'),cummin(x,'reverse')))
3   Pass
x = randi(100,randi([2 100]),1); assert(isequal(cumin(x),cummin(x))) assert(isequal(cumin(x,1),cummin(x,1))) assert(isequal(cumin(x,2),cummin(x,2))) assert(isequal(cumin(x,1,'reverse'),cummin(x,1,'reverse'))) assert(isequal(cumin(x,2,'reverse'),cummin(x,2,'reverse'))) assert(isequal(cumin(x,'reverse'),cummin(x,'reverse')))
4   Pass
x = randi(100,1,randi([2 100])); assert(isequal(cumin(x),cummin(x))) assert(isequal(cumin(x,1),cummin(x,1))) assert(isequal(cumin(x,2),cummin(x,2))) assert(isequal(cumin(x,1,'reverse'),cummin(x,1,'reverse'))) assert(isequal(cumin(x,2,'reverse'),cummin(x,2,'reverse'))) assert(isequal(cumin(x,'reverse'),cummin(x,'reverse')))
5   Fail
x = magic(10); assert(isequal(cumin(x),cummin(x))) assert(isequal(cumin(x,1),cummin(x,1))) assert(isequal(cumin(x,2),cummin(x,2))) assert(isequal(cumin(x,1,'reverse'),cummin(x,1,'reverse'))) assert(isequal(cumin(x,2,'reverse'),cummin(x,2,'reverse'))) assert(isequal(cumin(x,'reverse'),cummin(x,'reverse')))

Assertion failed.
6   Pass
x = []; assert(isequal(cumin(x),cummin(x))) assert(isequal(cumin(x,1),cummin(x,1))) assert(isequal(cumin(x,2),cummin(x,2))) assert(isequal(cumin(x,1,'reverse'),cummin(x,1,'reverse'))) assert(isequal(cumin(x,2,'reverse'),cummin(x,2,'reverse'))) assert(isequal(cumin(x,'reverse'),cummin(x,'reverse')))

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