3
: 2
=
3
: 2
=
3
: 2
=
3
: 2
=
3
: 2
=
3
: 2
=
3
: 2
=
3
: 2
=
3
: 2
=
3
: 2
=
1
: 1
1
: 2
=
1
: 6=
1
: 5
=
1
:
=
1
: 1
=
1
: 1
=
1
: 2
=
1
: 3
=
1
: 2
=
4
: 1
=
4
: 1
=
4
: 1
=
4
: 1
=
4
: 1
=
4
: 1
=
4
: 1
=
4
: 1
=
4
: 1
=
4
: 1
=
2
: 4
=
2
: 4
2
:1
=
2
:7
=
2
: 2
=
2
: 3
=
2
: 7
=
2
: 5
=
2
:
=
2
: 6
=