Evaluate
initial
chips
in
pile
number
…
1
5
2
5
3
5
keep
the
number
of
initial
chips
equal
seed
1
10
20
30
40
50
60
70
2
4
6
8
The
process
stopped
after
70
steps
when
the
piles
have
0
,
6
,
and
9
chips
.
20
40
60
80
100
0
.
01
0
.
02
0
.
03
probabilities
of
duration
of
the
process
The
expected
number
of
steps
is
25
.
and
the
variance
is
300
.