Wrong Answer :(2/2 test cases failedSample Test case 0Sample Test case 1Compiler MessageWrong AnswerInput (stdin)Download3Your Output (stdout)~ no response on stdout ~Expected OutputDownloadWeird

What are the results of test case execution? There is an explicit message that test case execution has caused an error in the program. There is an explicit message that there is no error from the test case. The test case has either passed or failed. The program produces an output that is the same as the expected output.

Input (stdin)Download100000012345678910111213141516171819{-truncated-}Download to view the full testcaseExpected OutputDownloadFirstFirstFirstFirstFirstFirstFirstSecondFirstFirstFirstFirstFirstFirstFirstSecondFirstFirstFirstFirst{-truncated-}

Execution Results 0 out of 3 shown cases successful0 out of 3 hidden cases successfulShow only failed cases Test Case - 1 (Execution Time: 1 ms) Expected Output User Output5 52 2 1 3 2 2 2 1 3 24 42 22 Empty     : indicates the mismatch in the expected output. Test Case - 2 (Execution Time: 1 ms) Expected Output User Output5 52 2 2 2 2 2 2 2 2 24 43 30 Empty     : indicates the mismatch in the expected output. Test Case - 3 (Execution Time: 2 ms) Expected Output User Output1 12 22 21 11 Empty     : indicates the mismatch in the expected output.

2/2 - Sample Test Cases FailedDefault Test Case 1CODE EXECUTION DETAILSTime: 136 msMemory: 103812 kbTEST CASE INFORMATIONInput60004Expected Output4Actual Output13

Question 1What is the shell?1 pointAn instruction telling the computer to do somethingInformation received by the operating system (OS) via the command lineData consisting of an ordered sequence of charactersThe command-line interpreter2.Question 2After a user inputs a command into the shell, what can the shell return to the user? Select two answers.1 pointA request for more input from the userOutputA request for user approvalAn error message3.Question 3What is standard error in Linux?1 pointInformation returned by the operating system through the shellInformation received by the operating system via the command lineA Linux command that outputs a specified string of textError messages returned by the operating system through the shell4.Question 4What is the difference between standard input and standard output?1 pointStandard input is sent from the Filesystem Hierarchy Standard (FHS). Standard output is sent to the FHS.Standard input is sent to the operating system. Standard output is sent from the operating system.Standard input is sent from the operating system. Standard output is sent to the operation system.Standard input is sent to the Filesystem Hierarchy Standard (FHS). Standard output is sent from the FHS.