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Problem 2918. Matlab Basics II - Extract last 3 elements of a vector

Solution 3576105

Submitted on 7 Nov 2020
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Test Suite

Test Status Code Input and Output
1   Fail
x = [1 2 3 4]; y_correct = [2 3 4]; assert(isequal(last_three(x),y_correct))

Error in solution: Line: 2 Column: 11 Invalid expression. When calling a function or indexing a variable, use parentheses. Otherwise, check for mismatched delimiters.
2   Fail
x = [5;2;8;6;7;2;3]; y_correct = [7;2;3]; assert(isequal(last_three(x),y_correct))

Error in solution: Line: 2 Column: 11 Invalid expression. When calling a function or indexing a variable, use parentheses. Otherwise, check for mismatched delimiters.
3   Fail
x = [1.2 3.6 2.5 2.7 2.8 8.6 9.2 2.7 3.7 -4.9]; y_correct = [2.7 3.7 -4.9]; assert(isequal(last_three(x),y_correct))

Error in solution: Line: 2 Column: 11 Invalid expression. When calling a function or indexing a variable, use parentheses. Otherwise, check for mismatched delimiters.

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