please recheck your testsuite.ps:may I suggest you finish some problems by yourself before you create one.because this kinda problem had been repeated like hundreds times.we really tired of seeing this.
I fixed the problem in the test suite.
Check if sorted
Sum of diagonal of a square matrix
Is A the inverse of B?
Celsius to Fahrenheit converter
Vectors counting by 2
Square a Number
Create a Standard Size Vector
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