File list (Check if you may need any files):
Calculator
..........\calculator.dep
..........\calculator.ewd
..........\calculator.ewp
..........\Debug
..........\.....\Exe
..........\.....\...\calculator.d43
..........\.....\List
..........\.....\Obj
..........\.....\...\calculator.pbd
..........\.....\...\getchar.r43
..........\.....\...\main.r43
..........\.....\...\super_node.r43
..........\getchar.c
..........\main.c
..........\settings
..........\........\calculator.cspy.bat
..........\........\calculator.dbgdt
..........\........\calculator.dni
..........\super_node.c
..........\super_node.h