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Followthepattern\textbf{Follow the pattern}Follow the pattern
1⋅1\mathbf{1 \cdot 1}1⋅1
1\mathbf{1}1
1⋅2\mathbf{1 \cdot 2}1⋅2
2\mathbf{2}2
1⋅3\mathbf{1 \cdot 3}1⋅3
???
30\mathbf{30}30
1
3\mathbf{3}3
2
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789()456×÷123+-0.%=