// Fig. 4.12: Analysis.java // Analysis of examination results. import java.util.Scanner; // class uses class Scanner public class Analysis { public static void main( String[] args ) { // create Scanner to obtain input from command window Scanner input = new Scanner( System.in ); // initializing variables in declarations int passes = 0; // number of passes int failures = 0; // number of failures int studentCounter = 1; // student counter int result; // one exam result (obtains value from user) // process 10 students using counter-controlled loop while ( studentCounter <= 10 ) { // prompt user for input and obtain value from user System.out.print( "Enter result (1 = pass, 2 = fail): " ); result = input.nextInt(); // if...else nested in while if ( result == 1 ) // if result 1, passes = passes + 1; // increment passes; else // else result is not 1, so failures = failures + 1; // increment failures // increment studentCounter so loop eventually terminates studentCounter = studentCounter + 1; } // end while // termination phase; prepare and display results System.out.printf( "Passed: %d\nFailed: %d\n", passes, failures ); // determine whether more than 8 students passed if ( passes > 8 ) System.out.println( "Bonus to instructor!" ); } // end main } // end class Analysis