28     int sum(int a, int b) {  in sum()  argument
29         return a + b;  in sum()
31     int sum(int a, int b, int c) {  in sum()  argument
32         return a + b + c;  in sum()
34     int sum(int a, int b, int c, int d) {  in sum()  argument
35         return a + b + c + d;  in sum()
37     int sum(int a, int b, int c, int d, int e) {  in sum()  argument
38         return a + b + c + d + e;  in sum()
43     double sum(double a, double b) {  in sum()  argument
44         return a + b;  in sum()
46     double sum(double a, double b, double c) {  in sum()  argument
47         return a + b + c;  in sum()
49     double sum(double a, double b, double c, double d) {  in sum()  argument
50         return a + b + c + d;  in sum()
52     double sum(double a, double b, double c, double d, double e) {  in sum()  argument
53         return a + b + c + d + e;  in sum()