File list (Check if you may need any files):
EXER3
.....\#include stdlib.htm
.....\Debug
.....\.....\debugmalloc.obj
.....\.....\DMHELPER.OBJ
.....\.....\DRIVER.OBJ
.....\.....\EXER3.EXE
.....\.....\EXER3.PDB
.....\.....\GETOPT.OBJ
.....\.....\VC60.PDB
.....\debugmalloc.c
.....\debugmalloc.h
.....\DMHELPER.C
.....\DMHELPER.H
.....\DRIVER.C
.....\EXER3.DSP
.....\EXER3.DSW
.....\EXER3.NCB
.....\EXER3.OPT
.....\EXER3.PLG
.....\GETOPT.C
.....\GETOPT.H
.....\GRADER.PL
.....\TAILOR.H
exer4
.....\report.txt
.....\substitute.cpp