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Define Alphabet and String?
A finite set of symbols is termed as alphabet. An alphabet is frequently signified by sigma, yet can be specified any name.
B = {0, 1} here B is an alphabet of two symbols, 0 and 1.
C = {a, b, c} here C is an alphabet of three symbols, a, b and c.
Occasionally space and comma are in an alphabet while other times such are Meta symbols utilized for descriptions. Over an alphabet a language is defined. For illustration binary language is defined over alphabet B.
A finite sequence of symbols from an alphabet is termed as string or word.
From the alphabet strings B above strings are 01110 and 111. aaabccc and b both are strings from the alphabet C above.
A null string is a string without symbols, generally denoted through epsilon has zero length.
Colour The use of colour is considered by many to be one of the most important areas in composition. Colours can be used in isolation or specific combinations to create partic
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A scope resolution operator (::), can be used to describe the member functions of a class outside the class.
how to implement car rental system program.
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