perulangan for pada c

#include <stdio.h>
#include <conio.h>
int main ()
{
int i,j;

printf ("Masukkan jumlah : ");
scanf ("%d", &i);
for (int c = i; c <= 10; c++ )
{
for (int j = i; j < c; j++ )

{
printf ("%d ", j);
}
printf ("\n");

}
getch ();

return 0;
}