The second item 1 1 is the description of 1 (equivalent to a text description). 1 1 is interpreted as "1 1". After omitting the word "ge", it is "1 1".

Similarly, 2 1 means that 1 1 "Liang 1" omits the word "ge" as "21";

12 1 1 explains the previous "2 1",121omits a word and becomes12/kloc-0.

Similarly, "111"is interpreted as "three1two 2 1 1", and the answer is 31.