Universal SOFT LAB

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Hello Friends...
Program

/* switch case demo

Example :

Input - 124

Output - One Two Four */



class SwitchCaseDemo{

public static void main(String args[]){

try{

int num = Integer.parseInt(args[0]);

int n = num; //used at last time check

int reverse=0,remainder;

while(num > 0){

remainder = num % 10;

reverse = reverse * 10 + remainder;

num = num / 10;

}

String result=""; //contains the actual output

while(reverse > 0){

remainder = reverse % 10;

reverse = reverse / 10;

switch(remainder){

case 0 :

result = result + "Zero ";

break;

case 1 :

result = result + "One ";

break;

case 2 :

result = result + "Two ";

break;

case 3 :

result = result + "Three ";

break;

case 4 :

result = result + "Four ";

break;

case 5 :

result = result + "Five ";

break;

case 6 :

result = result + "Six ";

break;

case 7 :

result = result + "Seven ";

break;

case 8 :

result = result + "Eight ";

break;

case 9 :

result = result + "Nine ";

break;

default:

result="";

}

}

System.out.println(result);

}catch(Exception e){

System.out.println("Invalid Number Format");

}

}

}

Hello Friends

Core Java Programs

Some Java programs which help lot of java beginners to understand the basic fundamentals in Java programming. Most of these programs take input from the command line. Ex - int num = Integer.parseInt(args[0]);

Program 20

/* switch case demo

Example :

Input - 124

Output - One Two Four */



class SwitchCaseDemo{

public static void main(String args[]){

try{

int num = Integer.parseInt(args[0]);

int n = num; //used at last time check

int reverse=0,remainder;

while(num > 0){

remainder = num % 10;

reverse = reverse * 10 + remainder;

num = num / 10;

}

String result=""; //contains the actual output

while(reverse > 0){

remainder = reverse % 10;

reverse = reverse / 10;

switch(remainder){

case 0 :

result = result + "Zero ";

break;

case 1 :

result = result + "One ";

break;

case 2 :

result = result + "Two ";

break;

case 3 :

result = result + "Three ";

break;

case 4 :

result = result + "Four ";

break;

case 5 :

result = result + "Five ";

break;

case 6 :

result = result + "Six ";

break;

case 7 :

result = result + "Seven ";

break;

case 8 :

result = result + "Eight ";

break;

case 9 :

result = result + "Nine ";

break;

default:

result="";

}

}

System.out.println(result);

}catch(Exception e){

System.out.println("Invalid Number Format");

}

}

}