Someone

#include <stdio.h>
#include <conio.h>
#include <math.h>


unsigned long int n,l,c[10];

void selectionSort(unsigned long int a[],int size)
{
  int i, j, min,aux;

  for (i = 0; i < size - 1; i++)
  {
    min = i;
    for (j = i+1; j < size; j++)
      if (a[j] < a[min])
	min = j;
	 aux=a[min];
	 a[min]=a[i];
	 a[i]=aux;


  }
}


void citire()
{
int i;
printf("\nn: ");
scanf("%d",&n);
printf("\nr: ");
scanf("%d",&l);

for(i=0;i<10;i++){
   c[i]=n%10;
   n=n/10;


}
selectionSort(c,10);
for(i=0;i<10;i++){

 printf("%d",c[i]);
}
;



}




void main()
{
  citire();
}