program for method overloading in java

1class Calculate
2{
3  void sum (int a, int b)
4  {
5    System.out.println("sum is"+(a+b)) ;
6  }
7  void sum (float a, float b)
8  {
9    System.out.println("sum is"+(a+b));
10  }
11  Public static void main (String[] args)
12  {
13    Calculate  cal = new Calculate();
14    cal.sum (8,5);      //sum(int a, int b) is method is called.
15    cal.sum (4.6f, 3.8f); //sum(float a, float b) is called.
16  }
17}

1//https://www.geeksforgeeks.org/overloading-in-java/
2// Java program to demonstrate working of method
3// overloading in Java. 
4  
5public class Sum { 
6  
7    // Overloaded sum(). This sum takes two int parameters 
8    public int sum(int x, int y) 
9    { 
10        return (x + y); 
11    } 
12  
13    // Overloaded sum(). This sum takes three int parameters 
14    public int sum(int x, int y, int z) 
15    { 
16        return (x + y + z); 
17    } 
18  
19    // Overloaded sum(). This sum takes two double parameters 
20    public double sum(double x, double y) 
21    { 
22        return (x + y); 
23    } 
24  
25    // Driver code 
26    public static void main(String args[]) 
27    { 
28        Sum s = new Sum(); 
29        System.out.println(s.sum(10, 20)); 
30        System.out.println(s.sum(10, 20, 30)); 
31        System.out.println(s.sum(10.5, 20.5)); 
32    } 
33}