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Updated OctalToDecimal.java #339

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Merged
varunu28 merged 1 commit into from
Dec 9, 2017
Merged

Updated OctalToDecimal.java #339

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43 changes: 21 additions & 22 deletions Conversions/OctalToDecimal.java
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Original file line number Diff line number Diff line change
Expand Up @@ -7,42 +7,41 @@
*
*/
public class OctalToDecimal {

/**
* Main method
*
* @param args Command line arguments
* @param args
* Command line arguments
*/
public static void main(String args[]) {
Scanner sc = new Scanner(System.in);
int o = sc.nextInt();
System.out.println("Decimal equivalent: " + convertOctalToDecimal(o));
System.out.print("Octal Input: ");
String inputOctal = sc.nextLine();
int result = convertOctalToDecimal(inputOctal);
if (result != -1)
System.out.println("Result convertOctalToDecimal : " + result);
sc.close();
}

/**
* This method converts an octal number to
* a decimal number.
* This method converts an octal number to a decimal number.
*
* @param o The octal number
* @param inputOctal
* The octal number
* @return The decimal number
*/
public static int convertOctalToDecimal(int o) {
System.out.print("Octal Input: ");
// Read the input from the console which we are expecting as an octal number:
Scanner s = new Scanner(System.in);
String inputHex = s.nextLine();
try{
public static int convertOctalToDecimal(String inputOctal) {

try {
// Actual conversion of Octal to Decimal:
Integer outputDecimal = Integer.parseInt(inputHex, 8);
System.out.println("Decimal Equivalent : " + outputDecimal);
}
catch(NumberFormatException ne){
// Printing a warning message if the input is not a valid octal number:
Integer outputDecimal = Integer.parseInt(inputOctal, 8);
return outputDecimal;
} catch (NumberFormatException ne) {
// Printing a warning message if the input is not a valid octal
// number:
System.out.println("Invalid Input, Expecting octal number 0-7");
}
finally{
s.close();
return -1;
}
}
}
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