Hi , every one, I am unable to understand the test filter in solution page.

Advice is welcome :)
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Hi , every one, I am unable to understand the test filter in solution page.

Advice is welcome :)
| Name |
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Searching for submissions that failed in the first x tests, or exactly on test number x
Verdict : Accepted, Wrong answer, Time limit exceeded ...Language : Ruby, C++, PascalTest : <= x - Solutions which failed in first x test cases ,= x - Solutions which failed in x - th test case,>= Solutions which failed in tests whose number is greater than x