Amazon Applications Engineer interview questions

1st Round: Programming Language(any): 1. Print first prime number after a given number 2. Generate 10 random numbers between given range Scripting: 1.List top 2 zip files under a particular directory 2. Delete all log files under a particular directory 3.Run a command in the background in linux 4.Write text into file 5. Append text at top of existing file content 2nd Round: Programming Language(any): 1.Merge 2 sorted arrays 2.Highest occurrence of char in a string 3.Print all sub-arrays of an int array that sum to 0. Scripting: 1.Print given string vertically - one char below the other 2.Delete lines 20-30 in a file 3.Print occurrence of each word in a file *Other 2 questions I forgot*

Solving matrix solution to make all the rows and cols to 1 if the input matrix contains 1. Have to use the same matrix no temp array to be used.