(*)file (+)file _______ _______ 1a1 sss 2b2 ggg 3c3 uuu 4d4 bbb 5e5 iii 6e6 zzz ... ... table ____________ 3j4 | rrr 2b2 | ttt 3w3 | jjj 5e5 | ppp 1s1 | kkk 4d4 | aaa ... the result should look like : table __________ 3j4 | rrr 2b2 | ggg 3w3 | jjj 5e5 | iii 1s1 | kkk 4d4 | bbb ...