Question: Create two POSIX threads. Let the first thread copy the contents of file1.txt to file2.txt and let the second thread collapse all spaces more

Create two POSIX threads. Let the first thread copy the contents of

Create two POSIX threads. Let the first thread copy the contents of "file1.txt" to "file2.txt" and let the second thread collapse all spaces more than one to one space in an input string. Write the main function to test the working of the two threads. Note: Use Unix system calls for file operations. . Write a C to implement the command given below using Unix pipes. ls -l | grep .c$

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