a=10
a=9
a=8
a=7
a=6
a=5
a=4
a=3
a=2
a=1
a=0
10
a=0
a=1
a=2
a=3
a=4
a=5
a=6
a=7
a=8
a=9
a=10
ok
a=0
a=1
a=2
a=3
a=4
a=5
a=6
a=7
a=8
a=9
a=10
done
no arg
x=0
x=1
x=2
x=3
x=4
x=5
x=6
x=7
x=8
x=9
x=10
ok
done
try
finally
3
try
finally
2
3
1
2
3
4
5
5
6
6
1
2
3
4
6
Error: testing
finally
SUCCESS