Java Programming Assignments with Solutions

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Question 1
package a2q1;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Scanner;
public class A2Q1 {
public static void main(String[] args) {
Scanner n= new Scanner(System.in);
System.out.print("Enter the time format:");
int a=n.nextInt();
if(a==24){
System.out.print("Enter time:");
Scanner nu= new Scanner(System.in);
String inputi=nu.nextLine();
A2Q1 t= new A2Q1();
t.conv24(inputi);
}else
if(a==12){

System.out.print("Enter time:");
Scanner nu= new Scanner(System.in);
String inputi=nu.nextLine();
A2Q1 t= new A2Q1();
t.conv12(inputi);
}else{
System.out.print("Wrong entry");
}
}
public void conv12( String inputi){
DateFormat ft= new SimpleDateFormat("HH:mm");
DateFormat outputformat = new SimpleDateFormat("hh:mm aa");
Date da = null;
String output=null;
try{
da= ft.parse(inputi);
output = outputformat.format(da);
System.out.println(inputi+" to 12hrs clock system is" +output);
}catch(ParseException pe){
pe.printStackTrace();
}