Cody

Problem 43738. Negative without '-'

Solution 1092528

Submitted on 28 Dec 2016 by paolo77
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Test Suite

Test Status Code Input and Output
1   Pass
x = 1; y_correct = -1; assert(isequal(your_fcn_name(x),y_correct)) filetext = fileread('your_fcn_name.m'); assert(isempty(strfind(filetext, '*')),'sign * forbidden') assert(isempty(strfind(filetext, 'mtimes')),'mtimes forbidden') assert(isempty(strfind(filetext, 'cross')),'cross forbidden') assert(isempty(strfind(filetext, 'prod')),'prod forbidden') assert(isempty(strfind(filetext, 'cumprod')),'cumprod forbidden') assert(isempty(strfind(filetext, 'times')),'times forbidden') assert(isempty(strfind(filetext, 'mldivide')),'mldivide forbidden') assert(isempty(strfind(filetext, 'mrdivide')),'mrdivide forbidden') assert(isempty(strfind(filetext, '/')),'/ forbidden') assert(isempty(strfind(filetext, '\')),'\ forbidden') assert(isempty(strfind(filetext, '-')),'- forbidden') assert(isempty(strfind(filetext, '0')),'0 forbidden') assert(isempty(strfind(filetext, '^')),'^ forbidden') assert(isempty(strfind(filetext, 'dot')),'dot forbidden') assert(isempty(strfind(filetext, '''')),'string forbidden') 2

y = -1 ans = 2
2   Pass
x = 8; y_correct = -8; assert(isequal(your_fcn_name(x),y_correct)) 3

y = -8 ans = 3
3   Pass
x = 8; y_correct = -8; assert(isequal(your_fcn_name(x),y_correct)) 4

y = -8 ans = 4
4   Pass
x = -148; y_correct = 148; assert(isequal(your_fcn_name(x),y_correct)) 5

y = 148 ans = 5
5   Pass
x = randi([1 58]); y_correct = -x; assert(isequal(your_fcn_name(x),y_correct)) 6

y = -21 ans = 6
6   Pass
x = -pi; y_correct = pi; assert(isequal(your_fcn_name(x),y_correct))

y = 3.1416

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