Write a program which given an positive/negative integer N, returns the largest integer that can be possible by adding an extra "5" digit between its digits

Question

Anonym · Accepted Answer

import java.util.*;
public class LagerstIntAddDigit5
{    public int main(int N)
    {   ArrayList  digs= new ArrayList();
		int S=digs.size(), tmp=N;
        boolean negbool=false;
        if(N5) )
            {   break;
            }ind++;
        }digs.add(ind,5);

        int bignum=0;		
        for (int i=0;i

Joe Hanson · Answer

import java.util.*;
public class LagerstIntAddDigit5
{ public int main(int N)
    {   int tmp=N, bignum=0, i=0;
        boolean isneg=false;
        if(N digits = new ArrayList ();
		while (tmp!=0)
        {  digits.add(tmp%10);
		   tmp/=10;
        }
        if(digits.size()==0)
        {   digits.add(0);
        }Collections.reverse(digits);        
        
        while(i5))
            {   break;
            }i++;
        }digits.add(i,5);
        
        for (int j=0;j< digits.size();j++)
        {   bignum += digits.get(j) * Math.pow(10,digits.size()-j-1);
        }if(isneg)
        {   bignum=0-bignum;
        }return bignum;
	}
}

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