public class paixu2 {
public static void main(String[] args) {
int a[] = new int[6];
a[0] = 5;
a[1] = 9;
a[2] = 1;
a[3] = 3;
a[4] = 21;
a[5] = 12;
int t;
for (int j = 0; j < a.length; j++)
{
for (int d = j + 1; d < a.length; d++)
{
if (a[j] > a[d]) {
t = a[j];
a[j] = a[d];
a[d] = t;
}
else
continue;
}
}
for (int n = 0; n < a.length; n++) {
System.out.print(a[n] + " ");
}
}
}