A note of Overloading.

Overloading.java

public class Overloading {
  public static String foo(int n) {
    return "This is int " + n;
  }
  
  public static String foo(String s) {
    return "This is String " + s;
  }
  
  public static void main(String[] args) {
    foo(2135);
    foo("WhatTheMiserableCodingLife");
  }
}