private static int compress()
{
cmp_n cmp_num = new cmp_n();
Array.Sort(a, 1, n, cmp_num);
a[1].idx = 1;
for (int i = 2; i <= n; i++)
{
if (a[i].num == a[i - 1].num)
{
a[i].idx = a[i - 1].idx;
}
else
{
a[i].idx = a[i - 1].idx + 1;
}
}
int len = a[n].idx;
cmp_ind cmp_index = new cmp_ind();
Array.Sort(a, 1, n, cmp_index);
return(len);
}
private static int compress()
{
cmp_n cmp_num = new cmp_n();
Array.Sort(a, cmp_num);
a[0].idx = 1;
for (int i = 1; i < n; i++)
{
a[i].idx = a[i - 1].idx;
if (a[i - 1].num != a[i].num)
++a[i].idx;
}
int len = a[n - 1].idx;
cmp_ind cmp_index = new cmp_ind();
Array.Sort(a, cmp_index);
return len;
}
