loop control var: a
is innermost? false
is outermost? true
nested level: 0
rank: 1
loop control var: b
is innermost? false
is outermost? false
nested level: 1
rank: 1,1
loop control var: c
is innermost? true
is outermost? false
nested level: 2
rank: 1,1,1
loop control var: undefined
is innermost? true
is outermost? true
nested level: 0
rank: 2
loop control var: i
is innermost? true
is outermost? true
nested level: 0
rank: 3
loop control var: j
is innermost? true
is outermost? true
nested level: 0
rank: 4
loop control var: i
is innermost? true
is outermost? true
nested level: 0
rank: 5
loop control var: i
is innermost? true
is outermost? true
nested level: 0
rank: 6
loop control var: undefined
is innermost? true
is outermost? true
nested level: 0
rank: 7