2
√
 
 
 
\
=
 + 
Size =
1 - 9
1 - 99
1 - 999
1 - 9.999
1 - 99.999
1 - 999.999
1 - 9.999.999
1 - 99.999.999
≥
1
11
101
1.001
10.001
100.001
1.000.001
10.000.001
≥
1
11
101
1.001
10.001
100.001
1.000.001
10.000.001
Digits
First Call
Last Call
Pairs
Time
Prog