(" a ", "b; C)
(" b ", "a; d; E ")
(" e ", "b; C)
(" c ", "a; b; F ")
(" f ", "c; g; E ")
(" d ", "j; k; L ")
Said the ABC is a reference to the BC kin data, quotes ade b at the same time, then abcde is group data
The above data, is a group of data
Finally, is each member data, corresponding kin, that is, the output is two columns
CodePudding user response:
.