1-D 1class D1 2{ 3public static void main(String[] args) 4{ 5int month_days[]; 6month_days=new int[12]; 7month_days[0]=31; 8month_days[1]=28; 9month_days[2]=31; 10month_days[3]=30; 11month_days[4]=31; 12month_days[5]=30; 13month_days[6]=31; 14month_days[7]=31; 15month_days[8]=30; 16month_days[9]=31; …

Super and This keywords of Java Super Keyword: Definition: super is a reference to the immediate parent class of the current object. It is mainly used in the context of inheritance. Usage: Call the parent class's constructor: super() can be used to call the constructor of the parent class. This is often used to …