import java.io.*;
class problem11
{public static void main(String[]args)throws IOException
{BufferedReader in=new BufferedReader(new InputStreamReader(System.in));
System.out.print("ingrese un número entero:");
int a=Integer.parseInt(in.readLine());
int numing=a,dmenor=9, dmayor=0,digito;
while(a>0)
{
digito=a%10;
if(digito<dmenor)
dmenor=digito;
if(digito>dmayor)
dmayor=digito;
a=Math.round(a/10);
}
System.out.print("el menor digito de:" + numing + " es " + dmenor);
System.out.print( " y " );
System.out.print("el mayor digito es: " + dmayor);
}
}
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