Computer science JAVA.

Please help me with those questions, and explain the answers as much as possible.

Code Analysis 1. (2 points) Given the following Java code fragment while( n > 0 )4 System.out.println("Do it"); n=n-2; (a) How many times does the string Do it print when n - 16? (b) How many times when n 32? 2. (2 points) Given the following Java code fragment for( int row = 0; row 0 )4 System.out.println("Party Cannon"); n=n>> 1; (a) How many times does the string Party Cannon print when n-2? (b) How many times when n -204? 4. (4 points) Given the following Java code fragment: private int nigma(int value)( if( value