1scale = 20
2for (a=1; a<5000; a += 1) r=sqrt(a)
3r
4for (a=1; a<50000; a += 100) r=sqrt(a)
5r
6for (a=1; a<500000; a+=1000) r=sqrt(a)
7r
8for (a=1; a<5000000; a+=10000) r=sqrt(a)
9r
10quit
11