Friday, 13 April 2018

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”);
}
}
}


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