倒排索引
........\dna.cpp
........\Document_query.cpp
........\Document_query.exe
........\Document_query.o
........\index.txt
........\result.txt
........\t1.txt
........\t10.txt
........\t11.txt
........\t12.txt
........\t13.txt
........\t14.txt
........\t15.txt
........\t16.txt
........\t17.txt
........\t18.txt
........\t19.txt
........\t2.txt
........\t20.txt
........\t21.txt
........\t22.txt
........\t23.txt
........\t24.txt
........\t25.txt
........\t26.txt
........\t27.txt
........\t28.txt
........\t29.txt
........\t3.txt
........\t30.txt
........\t31.txt
........\t32.txt
........\t33.txt
........\t34.txt
........\t35.txt
........\t36.txt
........\t37.txt
........\t38.txt
........\t39.txt
........\t4.txt
........\t40.txt
........\t5.txt
........\t6.txt
........\t7.txt
........\t8.txt
........\t9.txt