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opg 12 e (4 (1 (2 (3), 3 (2)), 2 (1 (3), 3 (1)), 3 (1 (2), 3 (1))), 3 (2…
opg 12 e
4
1
2
3
3
2
2
1
3
3
1
3
1
2
3
1
3
2
1
1
4
1
4
1
2
2
1
1
2
4
4
2
1
3
2
4
4
2
4
2
3
3
2
2
4
3
3
4
2
1
3
4
4
3
3
1
4
4
1
4
1
3
3
1