Chapter 6.4, Problem 6.4.9CP

Identify and correct the errors in the following program:

1. 1. public class Test {
2. 2. public static method1(int n, m) {
3. 3. n += m;
4. 4. method2(3. 4 );
5. 5. }
6. 6.
7. 7. public static int method2(int n) {
8. 8. if (n > 0 ) return 1 ;
9. 9. else if (n == 0 ) return 0 ;
10. 10. else if (n < 0) return - 1 ;
11. 11. }
12. 12. }